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268 Cards in this Set

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This patient has visited places of Philippines, West Africa and South America, and swam a lot while visiting. Their experiencing stomach issues. (Host could be something of a snail.) What is this finding.


Infections may affect what other organs?

Schistosomiasis: Mansoni, Mekongi, japonicum, mekongi, intercalatum, haematobium.


Infection may affect intestines, liver, urinary tract.

Where does the adult schistosomes go to?

Superior or inferior mesenteric veins

Schistosomiasis mansoni, Schistosomiasis Japonicum, Schistosomiasis Haematobium are found in what bodily fluid?

Mansoni: in feces


Japonicum: feces and urine


Haematobium: feces and urine

Liver fibrosis can lead to?

Cirrhosis

Liver fibrosis can lead to?

Cirrhosis

Pt presents with a fever, chills, edema, rash, hepatosplenomegaly, portal venous system also seems abnormal. Pt has recently traveled a lot.

Katayama Fever (Serum sickness - like illness)

Liver fibrosis can lead to?

Cirrhosis

Pt presents with a fever, chills, edema, rash, hepatosplenomegaly, portal venous system also seems abnormal. Pt has recently traveled a lot.

Katayama Fever (Serum sickness - like illness)

What is a manifestation of acute schistosomiasis?

Katayama Fever

Pt presents with a fever, chills, lethargy, myalgia, edema, rash, hepatosplenomegaly, portal venous system also seems abnormal. Pt has recently traveled a lot.

Katayama Fever (Serum sickness - like illness)

Schistosomiasis can not only affect the liver but can develop deposits in what organ?

Deposits in renal glomeruli and may cause major kidney disease.

Schistosomiasis can not only affect the liver but can develop deposits in what organ?

Deposits in renal glomeruli and may cause major kidney disease.

Why does schistosomiasis cause hepatomegaly and splenomegaly?

The size of S. manosoni gets stuck in the presinusoidal sites causing granuloma to form (inflamed tissue). This enlargement of the tissue being inflamed contribute to the liver becoming enlarged.

Schistosomiasis can not only affect the liver but can develop deposits in what organ?

Deposits in renal glomeruli and may cause major kidney disease.

Why does schistosomiasis cause hepatomegaly and splenomegaly?

The size of S. manosoni gets stuck in the presinusoidal sites causing granuloma to form (inflamed tissue). This enlargement of the tissue being inflamed contribute to the liver becoming enlarged.

How is portal venous system affected with schistosomiasis?

The presinusoidal portal block causing portal HTN and portosystemic collateral development at the esophagogastric junction.


Hence causing esophageal varices- pt vomits or spits up blood.

Schistosomiasis can not only affect the liver but can develop deposits in what organ?

Deposits in renal glomeruli and may cause major kidney disease.

Why does schistosomiasis cause hepatomegaly and splenomegaly?

The size of S. manosoni gets stuck in the presinusoidal sites causing granuloma to form (inflamed tissue). This enlargement of the tissue being inflamed contribute to the liver becoming enlarged.

How is portal venous system affected with schistosomiasis?

The presinusoidal portal block causing portal HTN and portosystemic collateral development at the esophagogastric junction.


Hence causing esophageal varices- pt vomits or spits up blood.

Liver fibrosis can be developed through fibrotic lesions in the liver from?

Schistosomiasis

Schistosomiasis can not only affect the liver but can develop deposits in what organ?

Deposits in renal glomeruli and may cause major kidney disease.

Why does schistosomiasis cause hepatomegaly and splenomegaly?

The size of S. manosoni gets stuck in the presinusoidal sites causing granuloma to form (inflamed tissue). This enlargement of the tissue being inflamed contribute to the liver becoming enlarged.

How is portal venous system affected with schistosomiasis?

The presinusoidal portal block causing portal HTN and portosystemic collateral development at the esophagogastric junction.


Hence causing esophageal varices- pt vomits or spits up blood.

Liver fibrosis can be developed through fibrotic lesions in the liver from?

Schistosomiasis

Cirrhosis of the liver can be developed from nutritional or infectious agents like?


Liver fibrosis can lead to?

Hep B and C virus.


Liver fibrosis.

Schistosomiasis can not only affect the liver but can develop deposits in what organ?

Deposits in renal glomeruli and may cause major kidney disease.

Why does schistosomiasis cause hepatomegaly and splenomegaly?

The size of S. manosoni gets stuck in the presinusoidal sites causing granuloma to form (inflamed tissue). This enlargement of the tissue being inflamed contribute to the liver becoming enlarged.

How is portal venous system affected with schistosomiasis?

The presinusoidal portal block causing portal HTN and portosystemic collateral development at the esophagogastric junction.


Hence causing esophageal varices- pt vomits or spits up blood.

Liver fibrosis can be developed through fibrotic lesions in the liver from?

Schistosomiasis

Cirrhosis of the liver can be developed from nutritional or infectious agents like?


Liver fibrosis can lead to?

Hep B and C virus.


Cirrhosis

Schistosoma Haematobium is found in what organ?


Schistosoma Mansoni is found in what organ?


(2 important in the U.S)

S. Haematobium: Urinary bladder (swims up urethra)


S. Mansoni: Gallbladder


They both live in fluid filled cavity.

This pt presents with weakness and malaise. They have always been healthy but randomly not feeling well now. They are known to travel a lot, diet consists of seafood. Mainly in areas of Cambodia, Korea, Thailand, Lao.

They are biliary hepatic flukes.


Fasciola Hepatica - ingestion of metacercariae on aquatic plants or in water.


Opisthorchis viverrini- ingestion of metacercariae in freshwater fish.


Clonorchis Sinensis: Ingestion of contaminated fish in China, Philippines, Cambodia, Korea.


Signs / Sx takes 25 years- longer period of time.

This pt presents with weakness and malaise. They have always been healthy but randomly not feeling well now. They are known to travel a lot, diet consists of seafood. Mainly in areas of Cambodia, Korea, Thailand, Lao.

They are biliary hepatic flukes.


Fasciola Hepatica - ingestion of metacercariae on aquatic plants or in water.


Opisthorchis viverrini- ingestion of metacercariae in freshwater fish.


Clonorchis Sinensis: Ingestion of contaminated fish in China, Philippines, Cambodia, Korea.


Signs / Sx takes 25 years- longer period of time.

How does Urinary Schistosomiasis affect the body??


Chronic stage of infection is assoc with?

Granuloma formation (inflamed tissue) occurs at the lower end of the urethra. So this obstructs urinary flow, backing up of urine. Hydronephrosis or hydroureter is the result.


Chronic stage of infection assoc with scarring and deposition of calcium in the bladder wall.


Colicky abdominal pain, diarrhea, fatigue, inability to perform daily functions, growth retardation.

Pt had just got back from traveling internationally and several days into vacation developed a rash. Pt suspected bug bites but it didn’t go away.

Swimmers itch: 2-3 days after invasion of schistosomiasis.

What are the three stages of schistosomiasis?

First stage: 2-3 days of invasion- swimmers itch.


Second stage: acute schistosomiasis (Katayama Fever): Fever, generalize lymphadenopathy, hepatosplenomegaly.


Third stage: chronic schistosomiasis. Intestinal species: all except haeumatobium that Cause hepatosplenomegaly or portal HTN. Intestinal phase: few months after infection or even last for for years. Bloody Diarrhea, colicky abd pain, fatigue, inability to perform daily routine function, growth retardation.

What is ascariasis?

Parasitic round worm found in soil, fields, bushes. Location: humid, tropics / subtropics. (Pigs can get this.)

What is ascariasis?

Parasitic round worm found in soil, fields, bushes. Location: humid, tropics / subtropics. (Pigs can get this.)

Stage 3 of schistosomiasis; late stage disease cause the liver to??

Fibrotic changes to the liver deteriorating it causing onset of ascites, hypoalbuminemia, defects in coagulation.

Worldwide, what is the most common deaths of parasites?

Schistosomiasis.

Of all the parasitic diseases, globally, what is the most deaths?

Malaria

This infection can be asymptomatic or symptomatic. Usually travelers are victims. If symptomatic: Bloody diarrhea, weight loss, malaise, lower abdominal pain.


Sono appearance: Round oval hypoechoic structure in liver, distal acoustic enhancement, peripheral in location and close to the diaphragm. Absence of prominent walls. Fine level echoes. Suspect?

Amebic Abscess (E. Histolytica)

This infection can be asymptomatic or symptomatic. Usually travelers are victims. If symptomatic: Bloody diarrhea, weight loss, malaise, lower abdominal pain.


Sono appearance: Round oval hypoechoic structure in liver, distal acoustic enhancement, peripheral in location and close to the diaphragm. Absence of prominent walls. Fine level echoes. Suspect?

Amebic Abscess (E. Histolytica)

Increased risk of getting Amebic Abscess are?


Amebic Abscess occurs with the liver and what other organs?

Men having sex with men.


Liver, lungs, brain. It affects the small and large intestine. (Travels by being carried by the bloodstream)

This infection can be asymptomatic or symptomatic. Usually travelers are victims. If symptomatic: Bloody diarrhea, weight loss, malaise, lower abdominal pain.


Sono appearance: Round oval hypoechoic structure in liver, distal acoustic enhancement, peripheral in location and close to the diaphragm. Absence of prominent walls. Fine level echoes. Suspect?

Amebic Abscess (E. Histolytica)

Increased risk of getting Amebic Abscess are?


Amebic Abscess occurs with the liver and what other organs?

Men having sex with men.


Liver, lungs, brain. It affects the small and large intestine.

How does someone become a victim of amebic abscess?


What does the liver look like sonographically?


Amebas are usually found ?

Ingestion of fecally contaminated food, water, or hands.


Holes in liver parenchyma (dissolves the liver parenchmya), anchovy paste. Amebic liver abscess- hypoechoic echoes and hypoechoic wall surrounds it.


Amebas tend to be near to capsule of the abscess.

This infection can be asymptomatic or symptomatic. Usually travelers are victims. If symptomatic: Bloody diarrhea, weight loss, malaise, lower abdominal pain.


Sono appearance: Round oval hypoechoic structure in liver, distal acoustic enhancement, peripheral in location and close to the diaphragm. Absence of prominent walls. Fine level echoes. Suspect?

Amebic Abscess (E. Histolytica)

Increased risk of getting Amebic Abscess are?


Amebic Abscess occurs with the liver and what other organs?

Men having sex with men.


Liver, lungs, brain. It affects the small and large intestine.

How does someone become a victim of amebic abscess?


What does it look sonographically?


Amebas are usually found ?

Ingestion of fecally contaminated food, water, or hands.


Holes in liver parenchyma (dissolves the liver parenchmya), anchovy paste.


Amebas tend to be near to capsule of the abscess.

Is the most common amebic infection asymptomatic or symptomatic?

Asymptomatic cyst.


Symptomatic amebic colitis develop 2-6 weeks after ingestion of the infectious cysts.

This infection can be asymptomatic or symptomatic. Usually travelers are victims. If symptomatic: Bloody diarrhea, weight loss, malaise, lower abdominal pain.


Sono appearance: Round oval hypoechoic structure in liver, distal acoustic enhancement, peripheral in location and close to the diaphragm. Absence of prominent walls. Fine level echoes. Suspect?

Amebic Abscess (E. Histolytica)

Increased risk of getting Amebic Abscess are?


Amebic Abscess occurs with the liver and what other organs?

Men having sex with men.


Liver, lungs, brain. It affects the small and large intestine.

How does someone become a victim of amebic abscess?


What does it look sonographically?


Amebas are usually found ?

Ingestion of fecally contaminated food, water, or hands.


Holes in liver parenchyma (dissolves the liver parenchmya), anchovy paste.


Amebas tend to be near to capsule of the abscess.

Is the most common amebic infection asymptomatic or symptomatic?

Asymptomatic cyst.


Symptomatic amebic colitis develop 2-6 weeks after ingestion of the infectious cysts.

For intestinal amebiasis: if the cecum is involved what mimics acute appendicitis

Typhlitis- necrotizing inflammation condition of the cecum.

This infection can be asymptomatic or symptomatic. Usually travelers are victims. If symptomatic: Bloody diarrhea, weight loss, malaise, lower abdominal pain.


Sono appearance: Round oval hypoechoic structure in liver, distal acoustic enhancement, peripheral in location and close to the diaphragm. Absence of prominent walls. Fine level echoes. Suspect?

Amebic Abscess (E. Histolytica)

Increased risk of getting Amebic Abscess are?


Amebic Abscess occurs with the liver and what other organs?

Men having sex with men.


Liver, lungs, brain. It affects the small and large intestine.

How does someone become a victim of amebic abscess?


What does the liver look like sonographically?


Amebas are usually found ?

Ingestion of fecally contaminated food, water, or hands.


Holes in liver parenchyma (dissolves the liver parenchmya), anchovy paste.


Amebas tend to be near to capsule of the abscess.

Is the most common amebic infection asymptomatic or symptomatic?

Asymptomatic cyst.


10% Symptomatic amebic colitis develop 2-6 weeks after ingestion of the infectious cysts.

For intestinal amebiasis: if the cecum is involved what mimics acute appendicitis?

Typhlitis- necrotizing inflammation condition.

What is the most common extraintestinal organ involved with Amebic Abscess?


How many people actually develop amebic liver abscess from infestation?


What is the most frequent complication of amebic liver abscess? (20-30% of patients)


Sx?

Liver.


95% develop in first 5 mo from infestation.


Pleural effusion (pleuropulmonary Involvement).


Fever, RUQ pain or radiate to shoulder. Right sided pleural effusion are common.

This finding occurs with hospitalized patients. These patients had had a catheter before. Known as the fourth or firth most common cause of nosocomial bloodstream infections in the U.S.

Candida

This finding occurs with hospitalized patients. These patients had had a catheter before. Known as the fourth or firth most common cause of nosocomial bloodstream infections in the U.S.

Candida

What’s the most common cause of mucosal candidiasis?

Candida albicans

This bacteria can be found in the mouth, throat, gut, vaginal, skin, skin. (Overgrowth of yeast).

Candidiasis.

This bacteria can be found in the mouth, throat, gut, vaginal, skin, skin. (Overgrowth of yeast).

Candidiasis.

This candida is from perineum and can enter the urinary tract through an in dwelling bladder catheter.

Vulvovaginal candidiasis

What patients are susceptible to getting candidiasis?

Chemo transplant, organ transplant (low immune system) / nosocomial, pt with diabetes, HIV, dentures

Pt presents with fever, RUQ pain, hepatomegaly.


Sono appearance:


Visualized peripheral hypoechoic area with an inner echogenic wheel. Central hypoechoic area.


Visualized hyperechoic center and hypoechoic rim.

Candidiasis

Inpatient has developed a fever, RUQ pain, hepatomegaly. Labs show he has HIV. Has diabetes.


Visualize peripheral hypoechoic area with an inner echogenic wheel. Central hypoechoic area.


Visualize hyperechoic center and hypoechoic rim.

Candidiasis

What candidiasis is subject when involved with diapered area of infants, under pendulous breast, or on hands constantly in the water or covered by occlusive gloves?

Cutaneous candidiasis

Pt presents with fever, RUQ pain, hepatomegaly.


Sono appearance:


Visualized peripheral hypoechoic area with an inner echogenic wheel. Central hypoechoic area.


Visualized hyperechoic center and hypoechoic rim.

Candidiasis

What candidiasis is subject when involved with diapered area of infants, under pendulous breast, or on hands constantly in the water or covered by occlusive gloves?

Cutaneous candidiasis

Candidiasis findings sono signs are?


Which one is the most common?

Wheel within a wheel: peripheral hypoechoic area with inner echogenic wheel and a central hypoechoic area which is liver necrosis.


Bulls eye: hyperechoic center which contains inflammatory cells, and hypoechoic rim.


Hypoechoic lesions most common (Progressive fibrosis)


Hyperechoic lesions- calcifications, old lesions. (Chronic)

What can cause portal HTN?

Schistosomiasis, cirrhosis, alcoholic hepatitis, peribiliary cyst

Schistosomiasis is also called?

Bilharzia

Fatty liver is synonmous to?


Considered focal or diffuse liver disease?

Hepatic steatosis.


Diffuse.

This patient may feel tired, RUQ discomfort, increased LFT’s. Pt is overweight, abnormal labs of cholesterol, high blood pressure, high blood glucose, Von Gierks Disease, pregnancy, gastric bypass.

Nonalcoholic fatty liver

This patient may feel tired, RUQ discomfort, increased LFT’s. Pt is overweight, abnormal labs of cholesterol, high blood pressure, high blood glucose, Von Gierks Disease, pregnancy, gastric bypass.

Nonalcoholic fatty liver

What is worse to have: Alcoholic Fatty liver disease or non alcohol steatohepatitis?

Non alcohol Steatohepatitis is worse to have. Increased LFT.

Non alcoholic fatty liver or Nonalcoholic steatohepatitis can be fixed? If so how?

Diet change, physical activity, weight loss.

What is a precursor to cirrhosis?


What is present with one who binge and chronic drinkers?


Large or small percentage of alcoholics develop alcoholic hepatitis and cirrhosis?

Alcoholic hepatitis.


Fatty liver


Much smaller percentage

What gender is more susceptible to alcoholic liver injury; men or female?

Female, they develop advanced liver disease with substantially less alcohol intake.

What gender is more susceptible to alcoholic liver injury; men or female?

Female, they develop advanced liver disease with substantially less alcohol intake.

What is the major enzyme that is responsible for alcohol metabolism?

Dehydrogenase

What is alcoholic hepatitis?


Is it reversible?

Hepatocyte injury with spotting necrosis. Precursor to development of cirrhosis.


Yes potentially reversible like fatty liver if drinking stopped.

Is cirrhosis ever present with alcoholic hepatitis?

Yes 50% of patients. Potentially reversible with abstention from drinking yet the repair is hard.

Fatty liver has two types? What is the most common?

Diffuse (entire organ) and focal (specific location).


Diffuse is most common; most of the liver filled with fat.

Focal fatty sparring is usually located??

Adjacent to the gallbladder.


(Hypoechoic)


Fat is echogenic.

Fatty liver reversible?

If caught early, condition is reversible.

What are the grades for diffuse fatty liver?

Grade 1- The liver is bright echogenic but structures behind the liver like diaphragm and kidney can be seen - hyperechoic.


Grade 2- liver is bright echogenic attenuating occurs in the distal field and most of the kidney can’t be seen.


Grade 3- only superficial part of the liver can be seen ( bright echogenic) remaining is dark because of attenuation of sound by far. (Hypoechoic)

Differentiate focal fatty and focal sparing?

Focal fatty will be hypoechoic liver with a area that is hyperechoic.


Focal sparing- echogenic liver with a hypoechoic area.

Differentiate focal fatty and focal sparing?

Focal fatty will be hypoechoic liver with a area that is hyperechoic.


Focal sparing- echogenic liver with a hypoechoic area.

Most common leading death by liver disease in U.S?


Second most common?

Cirrhosis


Hepatitis

What causes cirrhosis?


When macronodular or micronodular visualized what is associated with them?

Hepatitis C and alcohol.


Macronodular- Hep C and Cirrhosis.


Micronodular- Alcohol.

What causes cirrhosis?


When macronodular or micronodular visualized what is associated with them?

Hepatitis C and alcohol.


Macronodular- Hep C and Cirrhosis.


Micronodular- Alcohol.

Hepatoma screening consists of??

RUQ, evaluating liver capsule with linear probe. Evaluating nodularity on surface of liver.

What causes cirrhosis?


When macronodular or micronodular visualized what is associated with them?

Hepatitis C and alcohol.


Macronodular- Hep C and Cirrhosis.


Micronodular- Alcohol.

Hepatoma screening consists of??

RUQ, evaluating liver capsule with linear probe. Evaluating nodularity on surface of liver.

What are the following causes of liver cirrhosis?

Hep C, Alcohol, Wilson’s disease, Cholangitis, primary biliary cirrhosis, hemochromatosis.

What causes cirrhosis?


When macronodular or micronodular visualized what is associated with them?

Hepatitis C and alcohol.


Macronodular- Hep C and Cirrhosis.


Micronodular- Alcohol.

Hepatoma screening consists of??

RUQ, evaluating liver capsule with linear probe. Evaluating nodularity on surface of liver.

Causes of cirrhosis?

Hep C, Alcohol, Wilson’s disease, Cholangitis, primary biliary cirrhosis, hemochromatosis.

What is the term called of excessive copper or excessive iron??

Excessive copper- Wilson’s disease.


Excessive iron - Hemochromatosis

Is cirrhosis reversible?


Sono appearance texture?

No. Chronic injury of the hepatic parenchyma, distortion of vascular bed, hepatocyte necrosis.


Coarse.

What is the cirrhosis sequence?

Starts with alcohol / hepatitis. (Irreversible chronic injury)


Hepatocyte necrosis, fibrosis, portal HTN, Nodular regeneration (micro or macronodular)

What is the cirrhosis sequence?

Starts with alcohol / hepatitis. (Irreversible chronic injury)


Hepatocyte necrosis, fibrosis, portal HTN, Nodular regeneration (micro or macronodular)

Pt presents with jaundice, fatigue, weight loss, diarrhea. Portal HTN, liver function compromised. Sono- coarse liver, nodularity, signs of portal HTN, increased echogenicity.


Finding?

Cirrhosis.

What is the cirrhosis sequence?

Starts with alcohol / hepatitis. (Irreversible chronic injury)


Hepatocyte necrosis, fibrosis, portal HTN, Nodular regeneration (micro or macronodular)

Pt presents with jaundice, fatigue, weight loss, diarrhea. Portal HTN, liver function compromised. Sono- coarse liver, nodularity, signs of portal HTN, increased echogenicity.


Finding?

Cirrhosis.

There are dilated cutaneous veins around the umbilicus. They are mostly seen in what patients??

Caput Medusae; cirrhosis patients.

What are the complications and causes of death with cirrhosis?

Edema / Ascites- lead to heart failure. infection, hepatic encephalopathy (disease of the brain), massive bleeding (varices), liver failure (End stage liver disease)

This is a chronic infection with Hep C is an important risk factor in the progression and acceleration alcoholic liver disease?

Alcoholic liver disease.

This is a chronic infection with Hep C is an important risk factor in the progression and acceleration alcoholic liver disease?

Alcoholic liver disease.

Severe alcoholic liver disease with another factor increases five to tenfold. Poorer survival rates.

ALD and Hep C.

How is cirrhosis sono appearance early versus later stages?


Associations include?

Early- Hepatomegaly, hyperechoic, diffuse parenchyma changes.


As it continues to later stages atrophies. Attenuation increases, increased fibrosis, vascular structures not well seen. Assoc with splenomegaly / ascites.

What is the caudate lobe to right lobe ratio??

Ruling out cirrhosis when knowing ratio.


Less than 0.6 (Normal sized liver)


0.6- 0.65 Borderline


Greater than 0.65 Cirrhotic

Normally the caudate lobe is 50% larger or smaller than the right lobe of the liver?


Between the right portal vein and left portal vein, are the diameters the same size?

Smaller.


Right portal vein is larger in diameter because the right lobe of the liver is bigger than the left.

Normally the caudate lobe is 50% larger or smaller than the right lobe of the liver?


Between the right portal vein and left portal vein, are the diameters the same size?

Smaller.


Right portal vein is larger in diameter because the right lobe of the liver is bigger than the left.

What are the common collateral pathways?

Para-umbilical collateral, gastroesophageal collateral, gastrorenal-splenorenal collateral, pancreatico-duodenal collateral, retroperitoneal paravertebral collateral, hemorrhoidal collaterals

Normally the caudate lobe is 50% larger or smaller than the right lobe of the liver?


Between the right portal vein and left portal vein, are the diameters the same size?

Smaller.


Right portal vein is larger in diameter because the right lobe of the liver is bigger than the left.

What are the common collateral pathways?

Para-umbilical collateral, gastroesophageal collateral, gastrorenal-splenorenal collateral, pancreatico-duodenal collateral, retroperitoneal paravertebral collateral, hemorrhoidal collaterals

Recanalizatjon of the paraumbilical vein is in the area of which vessels?

Area of Left portal vein

What are sono findings for cirrhosis?

Portal HTN, enlarged caudate lobe and left lobe / small right lobe, coarse pattern, nodularity surface, increased echogenicity, caudate: right lobe ratio > 0.65, LPV and RPV diameter (Normally RPV diameter larger).

What separate the right and left lobe of the liver?

Falciform ligament

What is the threshold for the liver to not work and stop working altogether?

70% threshold (upper limit) to stop working.

What are the sono findings with portal HTN?

Hepatofugal flow- abnormal.


Increased pressure in the portal splenic venous system.


very common with cirrhosis.


Collateral pathways develop, varices, recanalized umbilical vein.

The use of a low scale versus high scale.


What is the normal hepatic venous system flow?


Sample volume size should be?

Low scale for slow flow.


High scale for fast flow.


Low, therefore lower PRF.


Flow > 40cm/sec increase PRF to avoid aliasing.


Sample volume 1/3 of the vessel diameter.

The use of a low scale versus high scale.


What is the normal hepatic venous system flow?


Sample volume size should be?

Low scale for slow flow.


High scale for fast flow.


Low, therefore lower PRF.


Flow > 40cm/sec increase PRF to avoid aliasing.


Sample volume 1/3 of the vessel diameter.

Portal HTN is associated with what findings in the liver?

Ascites, cirrhosis, portosystemic collateral pathways, hepatofugal reverses venous flow, portal vein diameter > 13 mm, splenic and SMV diameter > 10 mm, lack of normal respiratory changes in diameter of splenic and superior mesenteric veins, coronary vein diameter >5mm.

With low resistance and high resistance what is the flow rate?


With right sided heart failure, how do the hepatic veins appear?

Low resistance waveform- high flow rate. (It gets to vital organs)


High resistive waveform- low flow rate.


Hepatic veins will be dilated and pulsatile.

With low resistance and high resistance what is the flow rate?


With right sided heart failure, how do the hepatic veins appear?

Low resistance waveform- high flow rate. (It gets to vital organs)


High resistive waveform- low flow rate.


Hepatic veins will be dilated and pulsatile.

What would cause the IVC waveform to have a monophasic with high velocities (choppy appearance)?

Thrombosis in IVC.


Eval for thrombus in renal veins as well.

With low resistance and high resistance what is the flow rate?


With right sided heart failure, how do the hepatic veins appear?

Low resistance waveform- high flow rate. (It gets to vital organs)


High resistive waveform- low flow rate.


Hepatic veins will be dilated and pulsatile.

What would cause the IVC waveform to have a monophasic with high velocities (choppy appearance)?


This finding would further Eval what other structure?

Thrombosis in IVC.


Eval for thrombus in renal veins as well.

Near the porta hepatis, there is visual of multiple vascular channels. This occurrence can be near the splenic hilum to. What is this finding?


What else should be evaluated?

Cavernous transformation; look for a recannalized umbilical vein.

PV > 1.3 cm, Hepatofugal flow, recanalize umbilical vein =

Portal HTN

PV > 1.3 cm, Hepatofugal flow, recanalize umbilical vein =

Portal HTN

What is TIPS?

Treatment for portal HTN.


Transjugular intrahepatic portosystemic shunt; Right portal vein to Right or middle hepatic vein to bypass liver to the IVC.


*(RPV to RHV)

What is Budd Chiari Syndrome?


Sx?


Sono finding?

Occlusion or narrowing of the hepatic veins or the IVC. It can be one or the other or both.


Sx- abdominal pain, massive ascites, hepatomegaly.


Caudate lobe enlarged, atrophy of right lobe liver and enlarged hepatic veins.

What is Budd Chiari Syndrome?


Sx?


Sono finding?

Occlusion or narrowing of the hepatic veins or the IVC. It can be one or the other or both.


Sx- abdominal pain, massive ascites, hepatomegaly.


Caudate lobe enlarged, atrophy of right lobe liver and enlarged hepatic veins.

Budd chiari syndrome is secondary to?

Birth control pills, chemo, cancers, pregnancy, tumor invasion of HCC

What is Budd Chiari Syndrome?


Sx?


Sono finding?

Occlusion or narrowing of the hepatic veins or the IVC. It can be one or the other or both.


Sx- abdominal pain, massive ascites, hepatomegaly.


Caudate lobe enlarged, atrophy of right lobe liver and enlarged hepatic veins.

Budd chiari syndrome is secondary to?

Birth control pills, chemo, cancers, pregnancy, tumor invasion of HCC

Hematoma is?


Sono appearance?

Hemorrhage: Bruise.


Can cause weakness / tender.


Depends on age; fresh blood- anechoic.

What is Budd Chiari Syndrome?


Sx?


Sono finding?

Occlusion or narrowing of the hepatic veins or the IVC. It can be one or the other or both.


Sx- abdominal pain, massive ascites, hepatomegaly.


Caudate lobe enlarged, atrophy of right lobe liver and enlarged hepatic veins.

Budd chiari syndrome is secondary to?

Birth control pills, chemo, cancers, pregnancy, tumor invasion of HCC

Hematoma is?


Sono appearance?

Hemorrhage: Bruise.


Can cause weakness / tender.


Depends on age; fresh blood- anechoic.

What’s a neoplasm?


Are they benign or malignant?

New growth.


Benign are most common in neonates and infants.


Malignant are more common with older children and adults.

What are benign neoplasms?

Cavernous Hemangioma (1)


Focal Nodular Hyperplasia (2)


Adenoma (3)

What are benign neoplasms?

Cavernous Hemangioma (1)


Focal Nodular Hyperplasia (2)


Adenoma (3)

This benign neoplasm is the most common tumor of the liver. Avascular, asymptomatic, incidental finding, increased frequency with age. Finding?

Cavernous Hemangioma

What are benign neoplasms?

Cavernous Hemangioma (1)


Focal Nodular Hyperplasia (2)


Adenoma (3)

This benign neoplasm is the most common tumor of the liver. Avascular, asymptomatic, incidental finding, increased frequency with age. Finding?

Cavernous Hemangioma

Cavernous hemangioma sono appearance?


Size?

Round, hyperechoic lesion, hypoechoic but also hypoechoic and complex. < 3cm

What are benign neoplasms?

Cavernous Hemangioma (1)


Focal Nodular Hyperplasia (2)


Adenoma (3)

This benign neoplasm is the most common tumor of the liver. Avascular, asymptomatic, incidental finding, increased frequency with age. Finding?

Cavernous Hemangioma

Cavernous hemangioma sono appearance?


Size?

Round, hyperechoic lesion, hypoechoic but also hypoechoic and complex. < 3cm

What’s the second most common benign tumor of liver?

Focal Nodular hyperplasia

What are benign neoplasms?

Cavernous Hemangioma (1)


Focal Nodular Hyperplasia (2)


Adenoma (3)

This benign neoplasm is the most common tumor of the liver. Avascular, asymptomatic, incidental finding, increased frequency with age. Finding?

Cavernous Hemangioma

Cavernous hemangioma sono appearance?


Size?

Round, hyperechoic lesion, hypoechoic but also hypoechoic and complex. < 3cm

What’s the second most common benign tumor of liver?

Focal Nodular hyperplasia

This is most common in women under 40yo, focal scar; radiating star like, Hypervascular, asymptomatic.

Focal Nodular hyperplasia

What are benign neoplasms?

Cavernous Hemangioma (1)


Focal Nodular Hyperplasia (2)


Adenoma (3)

This benign neoplasm is the most common tumor of the liver. Avascular, asymptomatic, incidental finding, increased frequency with age. Finding?

Cavernous Hemangioma

Cavernous hemangioma sono appearance?


Size?

Round, hyperechoic lesion, hypoechoic but also hypoechoic and complex. < 3cm

What’s the second most common benign tumor of liver?

Focal Nodular hyperplasia

This is most common in women under 40yo, focal scar; radiating star like, Hypervascular, asymptomatic.

Focal Nodular hyperplasia

What is the sono appearance for Spoke wheel appearance, coin sign?

Spoke wheel- FNH


Coin sign- Hemangioma

What are benign neoplasms?

Cavernous Hemangioma (1)


Focal Nodular Hyperplasia (2)


Adenoma (3)

This benign neoplasm is the most common tumor of the liver. Avascular, asymptomatic, incidental finding, increased frequency with age. Finding?

Cavernous Hemangioma

Cavernous hemangioma sono appearance?


Size?

Round, hyperechoic lesion, hypoechoic but also hypoechoic and complex. < 3cm

What’s the second most common benign tumor of liver?

Focal Nodular hyperplasia

This is most common in women under 40yo, focal scar; radiating star like, Hypervascular, asymptomatic.

Focal Nodular hyperplasia

What is the sono appearance for Spoke wheel appearance, coin sign?

Spoke wheel- FNH


Coin sign- Hemangioma

This is most common in childbearing ages, third common. Small potential becoming malignant. Encapsulated, identifiable margins. Linked to tuberscerlosis.

Hepatic adenoma

What are benign neoplasms?

Cavernous Hemangioma (1)


Focal Nodular Hyperplasia (2)


Adenoma (3)

This benign neoplasm is the most common tumor of the liver. Avascular, asymptomatic, incidental finding, increased frequency with age. Finding?

Cavernous Hemangioma

Cavernous hemangioma sono appearance?


Size?

Round, hyperechoic lesion, hypoechoic but also hypoechoic and complex. < 3cm

What’s the second most common benign tumor of liver?

Focal Nodular hyperplasia

This is most common in women under 40yo, focal scar; radiating star like, Hypervascular, asymptomatic.

Focal Nodular hyperplasia

What is the sono appearance for Spoke wheel appearance, coin sign?

Spoke wheel- FNH


Coin sign- Hemangioma

This is most common in childbearing ages, third common. Small potential becoming malignant. Encapsulated, identifiable margins. Linked to tuberscerlosis.

Hepatic adenoma

This neoplasm increases with use of oral contraceptives and has a high risk for bleeding and rupture.

Hepatic adenoma

Focal Nodular hyperplasia plasma sono appearance?

Well circumscribed, hypoechoic, or hyperechoic mass. Focal scar, radiating star. Hypervascular.

Focal Nodular hyperplasia sono appearance?

Well circumscribed, hypoechoic, or hyperechoic mass. Focal scar, radiating star. Hypervascular.

Hepatic adenoma sono appearance?

Solid and hypoechoic versus hyperechoic, isoechoic or mixed echogenicities. More vascular, may hemorrhage. If blood in peritoneum (adenoma ruptured)

What’s the risk of hematoma?

Trauma, surgery. (Arteriovenous fistula)

What’s the risk of hematoma?

Trauma, surgery. (Arteriovenous fistula)

What is lipoma?

Fat; Asymptomatic- Hyperechoic mass. Has edge refraction.

What are malignant neoplasms?

Hepatoma (HCC), metastases (mets), primary hepatic tumor, hepatoblastoma (children).

What are malignant neoplasms?

Hepatoma (HCC), metastases (mets), primary hepatic tumor, hepatoblastoma (children).

When one has a malignant neoplasm; clinical findings include?

Jaundice, weight loss, hepatomegaly, palpable mass, ascites, portal HTN, splenomegaly.

What are malignant neoplasms?

Hepatoma (HCC), metastases (mets), primary hepatic tumor, hepatoblastoma (children).

When one has a malignant neoplasm; clinical findings include?

Jaundice, weight loss, hepatomegaly, palpable mass, ascites, portal HTN, splenomegaly.

What is the primary malignancy of the liver?

Hepatoma (Hepatocellular carcinoma)

What are malignant neoplasms?

Hepatoma (HCC), metastases (mets), primary hepatic tumor, hepatoblastoma (children).

When one has a malignant neoplasm; clinical findings include?

Jaundice, weight loss, hepatomegaly, palpable mass, ascites, portal HTN, splenomegaly.

What is the primary malignancy of the liver?

Hepatoma (Hepatocellular carcinoma)

What is the most common Malignancy of the liver?

Metastases (primary site elsewhere).

What are malignant neoplasms?

Hepatoma (HCC), metastases (mets), primary hepatic tumor, hepatoblastoma (children).

When one has a malignant neoplasm; clinical findings include?

Jaundice, weight loss, hepatomegaly, palpable mass, ascites, portal HTN, splenomegaly.

What is the primary malignancy of the liver?

Hepatoma (Hepatocellular carcinoma)

What is the most common Malignancy of the liver?

Metastases (primary site elsewhere).

This neoplasm causes RUQ pain, palpable mass, rapid liver enlargement, fever. Diffuse. Appearance range: large / small / circumscribed, isoechoic to hyperechoic.

Hepatoma (HCC)

What are malignant neoplasms?

Hepatoma (HCC), metastases (mets), primary hepatic tumor, hepatoblastoma (children).

When one has a malignant neoplasm; clinical Sx and findings include?

Jaundice, weight loss, hepatomegaly, palpable mass, ascites, portal HTN, splenomegaly.

What is the primary malignancy of the liver?

Hepatoma (Hepatocellular carcinoma)

What is the most common Malignancy of the liver?

Metastases (primary site elsewhere).

This neoplasm causes RUQ pain, palpable mass, rapid liver enlargement, fever. Diffuse. Appearance range: large / small / circumscribed, isoechoic to hyperechoic.

Hepatoma (HCC)

This is most common 4, 5th decade of life, RUQ pain, wt loss, hx of Hep C. AFP (marker)

HCC

Hx of Hep B, Hep C, alcohol abuse, chronic hepatitis, cirrhosis and wt loss and RUQ pain. 50-60 yo and sometimes referred to 4,5 decade of life.

HCC

Where does metastases lesion rose from? (Primary set elsewhere)


Asymptomatic?


What does Multiple nodules suggest?

GI (colon), breast (females), lungs (male).


Asymptomatic until lesion gets larger.


Seeding.

Where does metastases lesion rise from? (Primary set elsewhere)


Asymptomatic?


What does Multiple nodules suggest?

GI (colon), breast (females), lungs (male).


Asymptomatic until lesion gets larger.


Seeding.

Sono appearance for mets in the lungs or colon?


Lymphoma?

Lungs / colon: target appearance and halo around mets.


Hypoechoic lesions.

What is hemangioendothelioma?


It may cause?

Most common benign childhood tumor.


Hepatomegaly and have hemangiomas of the skin.

What is hemangioendothelioma?


It may cause?

Most common benign childhood tumor.


Hepatomegaly and have hemangiomas of the skin.

What is the most common malignant liver tumor in children under 5 years old?

Hepatoblastoma

What is hemangioendothelioma?


It may cause?

Most common benign childhood tumor.


Hepatomegaly and have hemangiomas of the skin.

What is the most common malignant liver tumor in children under 5 years old?

Hepatoblastoma

This tumor is linked with Beckwith Wiedemann syndrome- occurs in first three years of life, more common in boys, affects right lobe liver usually. Malignant mass; AFP is high.

Hepatoblastoma

What is hemangioendothelioma?


It may cause?

Most common benign childhood tumor.


Hepatomegaly and have hemangiomas of the skin.

What is the most common malignant liver tumor in children under 5 years old?

Hepatoblastoma

This tumor is linked with Beckwith Wiedemann syndrome- occurs in first three years of life, more common in boys, affects right lobe liver usually. Malignant mass; AFP is high.

Hepatoblastoma

2 year male ultrasound findings: hepatomegaly, palpable abdominal mass. Hyperechoic pattern, anechoic foci, dense or coarse calcifications which cause shadow.


Sx- fever, nausea, jaundice, bone fx from mets, wt loss.


AFP high.

Hepatoblastoma

This occurs mostly in females, asymptomatic. Clinical finding: fever, RUQ pain. Cyst follow FAWDE. In addition, Cysts can be seen parallel to bile duct and portal vein as well.

Liver cyst and parallel to bile duct and portal vein (Peribiliary cyst)

This occurs mostly in females, asymptomatic. Clinical finding: fever, RUQ pain. Cyst follow FAWDE. In addition, Cysts can be seen parallel to bile duct and portal vein as well.

Liver cyst and parallel to bile duct and portal vein (Peribiliary cyst)

This occurs most commonly in the right lobe of liver. Multiple cysts do not connect to each other.


Sx- Abdominal / flank pain, hematuria, UTI, nephrolithiasis, large palpable kidneys.

APKD

This occurs mostly in females, asymptomatic. Clinical finding: fever, RUQ pain. Cyst follow FAWDE. In addition, Cysts can be seen parallel to bile duct and portal vein as well.

Liver cyst and parallel to bile duct and portal vein (Peribiliary cyst)

This occurs most commonly in the right lobe of liver. Multiple cysts do not connect to each other.


Sx- Abdominal / flank pain, hematuria, UTI, nephrolithiasis, large palpable kidneys.

APKD

Enlarged kidneys, Bright echogenic cyst <2mm. May appear to be web like.


Assoc with renal failure.

IPKD

This occurs mostly in females, asymptomatic. Clinical finding: fever, RUQ pain. Cyst follow FAWDE. In addition, Cysts can be seen parallel to bile duct and portal vein as well.

Liver cyst and parallel to bile duct and portal vein (Peribiliary cyst)

This occurs most commonly in the right lobe of liver. Multiple cysts do not connect to each other.


Sx- Abdominal / flank pain, hematuria, UTI, nephrolithiasis, large palpable kidneys.

APKD

Enlarged kidneys, Bright echogenic cyst <2mm. May appear to be web like.

IPKD

What is Biliary Hamartoma?


Linked to?


Mistaken for?


Also referred by another name?


Sono appearance:

Von meyenburg Complex;


Linked with APKD, congenital hepatic fibrosis, cholangiocarcinoma, HCC. Asymptomatic. Mistaken for mets sometimes. Hyper or hypoechoic well defined nodule or dilated biliary duct in the liver with distal comet tail artifact.

What is Hepatitis?

Acute viral hepatitis: malaise, low grade fever, LFT’s elevated, dark urine, jaundice.


Chronic viral hepatitis: asymptomatic usually incidental finding.


Hep A-E

What is Hepatitis?

Acute viral hepatitis: malaise, low grade fever, LFT’s elevated, dark urine, jaundice.


Chronic viral hepatitis: asymptomatic usually incidental finding.


Hep A-E

Most common cause of e-coli?

Pyogenic abscess.

What is Hepatitis?

Acute viral hepatitis: malaise, low grade fever, LFT’s elevated, dark urine, jaundice.


Chronic viral hepatitis: asymptomatic usually incidental finding.


Hep A-E

Most common cause of e-coli?

Pyogenic abscess.

Pyogenic abscess usually occur where?


Sx?


Sono appearance?

Right lobe liver.


Abdominal pain, fever, nausea, high WBC.


Complex with dirty shadowing, well encapsulated, irregular walls, debris present, increased vascularity,

What is viral Hepatitis?

Acute viral hepatitis: malaise, low grade fever, LFT’s elevated, dark urine, jaundice.


Chronic viral hepatitis: asymptomatic usually incidental finding.


Hep A-E

Most common cause of e-coli?

Pyogenic abscess.

Pyogenic abscess usually occur where?


Sx?


Sono appearance?

Right lobe liver.


Abdominal pain, fever, nausea, high WBC.


Complex with dirty shadowing, well encapsulated, irregular walls, debris present, increased vascularity,

Sono appearance to all hepatitis? (Acute, Chronic, Late chronic)

Acute- liver enlarge, hypoechoic, increased vascularity with prominent portal vein wall- Sono sign: starry night.


Chronic- liver enlarged, hyperechoic, liver appearance clear and East to identify. Sono sign: ground glass.


Late chronic: liver shrinks, hyperechoic, calcifications night he seen over liver parenchmya.

What is Hepatitis?

Acute viral hepatitis: malaise, low grade fever, LFT’s elevated, dark urine, jaundice.


Chronic viral hepatitis: asymptomatic usually incidental finding.


Hep A-E

Most common cause of e-coli?

Pyogenic abscess.

Pyogenic abscess usually occur where?


Sx?


Sono appearance?

Right lobe liver.


Abdominal pain, fever, nausea, high WBC.


Complex with dirty shadowing, well encapsulated, irregular walls, debris present, increased vascularity,

Sono appearance to all hepatitis? (Acute, Chronic, Late chronic)

Acute- liver enlarge, hypoechoic, increased vascularity with prominent portal vein wall- Sono sign: starry night.


Chronic- liver enlarged, hyperechoic, liver appearance clear and East to identify. Sono sign: ground glass.


Late chronic: liver shrinks, hyperechoic, calcifications night he seen over liver parenchmya.

Hep B strongly linked to?

HCC.


(Hep B linked to cirrhosis that is linked to HCC)

What is Hepatitis?

Acute viral hepatitis: malaise, low grade fever, LFT’s elevated, dark urine, jaundice.


Chronic viral hepatitis: asymptomatic usually incidental finding.


Hep A-E

Most common cause of e-coli?

Pyogenic abscess.

Pyogenic abscess usually occur where?


Sx?


Sono appearance?

Right lobe liver.


Abdominal pain, fever, nausea, high WBC.


Complex with dirty shadowing, well encapsulated, irregular walls, debris present, increased vascularity,

Sono appearance to all hepatitis? (Acute, Chronic, Late chronic)

Acute- liver enlarge, hypoechoic, increased vascularity with prominent portal vein wall- Sono sign: starry night.


Chronic- liver enlarged, hyperechoic, liver appearance clear and East to identify. Sono sign: ground glass.


Late chronic: liver shrinks, hyperechoic, calcifications night he seen over liver parenchmya.

Hep B strongly linked to?

HCC.


(Hep B linked to cirrhosis that is linked to HCC)

Hep D is dependent on which hepatitis?


Hep C symptomatic or Asymptomatic?

Hep B.


Asymptomatic

What is acute viral and chronic viral Hepatitis symptoms?

Acute viral hepatitis: malaise, low grade fever, LFT’s elevated, dark urine, jaundice.


Chronic viral hepatitis: asymptomatic usually incidental finding.

Most common cause of e-coli?

Pyogenic abscess.

Pyogenic abscess usually occur where?


Sx?


Sono appearance?

Right lobe liver.


Abdominal pain, fever, nausea, high WBC.


Complex with dirty shadowing, well encapsulated, irregular walls, debris present, increased vascularity,

Sono appearance to all hepatitis? (Acute, Chronic, Late chronic)

Acute- liver enlarge, hypoechoic, increased vascularity with prominent portal vein wall- Sono sign: starry night.


Chronic- liver enlarged, hyperechoic, liver appearance clear and East to identify. Sono sign: ground glass.


Late chronic: liver shrinks, hyperechoic, calcifications night he seen over liver parenchmya.

Hep B strongly linked to?

HCC.


(Hep B linked to cirrhosis that is linked to HCC)

Hep D is dependent on which hepatitis?


Hep C symptomatic or Asymptomatic?

Hep B.


Asymptomatic

Explain Hep B Hepatitis?

Acute- serum sickness like syndrome with arthralgia, rash, fatigue, anorexia,jaundice, elevated ALT.


Chronic- ongoing anorexia, wt loss, fatigue, ALT/AST/bilirubin/PT elevated, decreasing liver size, signs of encephalopathy

How does one get amebic abscess?

Ingesting contaminated food or water that have feces.

What liver pathology looks similar to mets?

Biliary hamartoma (Von Meyenburg Complex)

Viral hepatitis: which labs are elevated?

Acute: ALT is higher than AST.


Chronic: Fluctuations in ALT