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44 Cards in this Set
- Front
- Back
if the biliary system is obstructed, production of urobiligen and stercobilinogen is prevented causing...?
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stool is light and urine is dark showing bilirubin
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increased serum unconjugated bilirubin, impaired hepatic uptake + jaundice in stress, benign is indicitive of?
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gilbert's & certain drugs; rifampin
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increase in serum unconjugated serum bilirubin, genetic + impaired conjugation
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gilbert's or crigler-Najjar syndrome, drug inhibitions: anabolic steroids
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increased alk phos x 3 or x 4 normal values is indicitive of ??
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cholestatic jaundice
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hx of pale stools + pruritis + nausea is indicitive of...
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gallstones= biliary obstruction
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5-10 fold increase of transaminases (ast/alt) and > 2-3x normal alk phos is indicitive labs of???
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biliary obstruction
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> 10-15 fold increase in transaminases (ALT/AST) and < 2-3x normal alk phos is indicitive of???
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hepatocellular disease
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what is the diagnostic procedure of choice to determine extra hepatic obstruction?
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CT or US: stone or dilitation
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what is the diagnostic procedure of choice to manage and treat bile duct dilitation?
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ERCP: endoscopic retrograde cholangiography
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what are the 3 main complications with hepatitis?
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1.massive hepatic necrosis
2.chronic hepatitis 3.cholestatic hepatitis syndr. |
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what is the MC cause of hepatitis?
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virus
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22 y/o female presents with fever, malaise, N/V, (exudative)sore throat and lymphadenopathy, HA what is the most likely dx?
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mono. after R/O preg
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what medication is never given to a mono patient?
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AMPICILLIN: causes maculopular rash
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what are the 4 hallmark signs of MONO?
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fever
exudative pharyngitis lymphadenopathy splenomegaly |
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what are some additional complications with MONO?
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bacterial pharyngitis
upper airway obstruction Bells Palsy ruptured spleen |
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what virus presents similarly to MONO with out pharyngitis or respiratory symptoms, more common in transplant or AIDS patients?
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cytomegalic virus CMV
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if mono test is neg in a patient you suspect to be pos, what will you do next?
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CMV titer
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patient presents with malaise, fever and abdominal pain. you notice jaundice and palpate hepatosplenomegaly. patient just returned from a foreign country where she was eating clams every day...what is high on your diff dx?
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Hep A
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what is the first virologic marker detectable in serum in acute HBV infection?
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HBsAg
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which serological marker is not detectable in serum?
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HBcAg
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what serious manifestation are patients dx with Hep B more likely to develop?
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hepatocellular carcinoma
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which viral hepatitis is associated with blood transfusions 85% of the time?
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hep c
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a finding of a liver biopsy, common in alcoholics that is an accumulation of iron in the lungs?
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hemosiderosis
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Mainly a disease of young women
Most have hypergamaglobulinemia & ANA positive |
chronic autoimmune hepatitis
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Consider any young female with elevated liver function studies without course with hepatitis for greater than 6 months
Positive ANA Elevated GG =means chronic Liver biopsy showing chronic inflammation to have what disease???? |
chronic/autoimmune hepatitis
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what is the most reliable indicator of active viral replication?
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HBV DNA
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this serological test results signifies that the virus is actively replicating, it is the most acute phase, most likely to be transmitted?
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the envelope= HBeAg
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after replication, when the virus is in the system indefinetely, it will show on serological testing as what?
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Anti HBe
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the triad of necrosis, regenerating nodules and fibrosis is indicitive of?
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cirrhosis
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a metabolic disorder that affects the basal ganglia, eyes and kidney. there is an abnormal accumulation of copper in the hepatocytes. serum ceruloplasm is low and therefore cu cannot be carried?
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wilson's disease
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a hereditary disease characterized by improper processing by the body of dietary iron which causes iron to accumulate in a number of body tissues, eventually causing organ dysfunction. It is the main iron overload disorder.
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haemochromatosis
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this syndrome is seen in the pediatric age group associated with the flu, and asa...increasing drowsiness, belly pains.
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reye's syndrome
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in teenages and adults, this is a progressive liver disease with pulmonary manifestations, due to the deficiency of a potent protease inhibitor found in the serum, body fluids and tissues
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alpha 1- antitrypsin deficiency
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acute severe impairment of liver function with encephalopathy and coma in patients who have had liver disease for less than 8 weeks and causes liver failure
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fulminant liver failure
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what physical manifestations are seen on a patient with liver failure (chronic) esp on the arms?
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CLAPS:
Clubbing Leukonychia Asterixis Palmar Erythema Stretch marks |
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what are some precipitating factors for hepatic encephalopathy?
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HEPATICS:
Hemorrhage in GIT/Hyperkalemia Excess protein in diet Paracentesis Acidosis/Anemia Trauma Infection Colon Sx Sedatives |
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a metabolic disorder of the CNS and neuromuscular system with slight changes in the brain (edema) with clinical manifestations such as confusion, asterixis, drowsiness and coma --> death CAUSED by elevated levels of NH3?
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hepatic encephalopathy
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Kayser-Fleischer ring
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Wilson's Disease
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an obese 48 Y/O patient who has had multiple incidences of vaginitis, presents with a global darkening of her skin color. the patient was previously on Atkins diet, but denies any abnormal eating habits now. what do you recc?
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patient has Bronze diabetes or primary hemochromatosis.
this requires early phlebotomy to improve survival...primary tx is INSULIN |
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classic triad indicating liver disease?
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1. skin pigmentation
2. cirrhosis 3, DM |
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an uncommon condition induced by thrombotic or nonthrombotic obstruction to hepatic venous outflow?
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budd-chiari syndrome
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what are some causes of hepatic cirrhosis?
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HEPATIC
Hemochromocytosis Enzyme Deficiency (alpha 1 anti-trypsin) Post hepatic (infection+drug) Alcoholic Tyrosinosis Indian childhood (galactosemia) Cardiac/Cholestatic(biliary)/ Cancer/Copper (wilson's) |
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common causes of cirrhosis?
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ABC
alcohol B (hep) C (hep) |
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very rare causes of cirrhosis?
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ABC!!
autoimmune biliary cirrhosis copper (wilson's) |