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61 Cards in this Set

  • Front
  • Back
If pt has increased AST>ALT what is the differential?
etoh
If pt has increased ALT>ASt what is in the differential?
viral and toxic causes
if pt has massive elevation of ALT and ASt in the thousands what should you think?
fulminant failure
LDH will be high too especially if shock liver
Pt has high alk phos and GGT- what is cause?
cholestatic
on boards if patient has an elevated indirect hyperbilirubinemia what is usually the cause?
hemolytic anemia possibly lupus
direct bilirubin
1. if <15% of total what is the cause?
2. if 15-50% of total what is the cause?
3. if greater than 50% what is the casue?
1. prehepatic
2. hepatic
3. post hepatic
What ab are seen in the following diseases?
1. primary biliary cirrhosis?
2. thryoid
3. lupoid/autoimmune hepatitis?
4. Lupus
1. anti-mitochondrial ab
2. anti-microsomal ab
3. anti-smooth muscle ab, LKM-1 ab
4. Anti smith ab
differential if pt has high AFP?
hepatoma
if pt has high CEA what should you think?
colon cancer with mets to liver
what is #1 cause of indirect hyperbilirubinemia in US?
gilberts
(bilirubin doubles after fasting?)- number 11 on hosk sheet
Waht does urine Na and urine osmol look like in hepatorenal failure?
What is the treatment?
low urine Na and normal urine osmol
tx is albumin/bicarb +octreotide and midodrine
what is mcc of fulminant liver failure?
tylenol od
Acites + fever= SBP
1. what will fluid look like?
2. if high lymphocytes dx?
3. If RBCs?
1. WBC>300 and high neutraphils
2. TB
3. cancer, ruptured adenomas from OCPs, or peliosis hepatitis from anabolic steroids
What is empiric treatment for SBP?
ceftriaxone
What is the common cause (on boards) for peliosis hepatitis? and what dz is assocaited with it?
bacillary angiomatosis cause by bartonella henselae
associated with AIDS
end stage cirrhosis treatments
1. for varices?
2. for ascites?
3. For encephalopathy?
4. What will the labs show?
1. propanolol
2. spironolactone +lasix
3. lactulose (+ rifampin has been shown to be effective)
4. pancytopenia and hypersplenism
In hep B pts with serum sickness like illness what triad is seen?
cryoglobulinemia
menbranous glomerulonephritis
polyarteritis nodosa
How is HEp A transmitted?
fecal/oral route
travelers, shellfish
will get serum immune globulin to exposures
Who gets Hep B and how to detect it?
medical causes, MSM, IVDU
"e" antigen is an ineffective particle. there is a serologic gap in which only anti-HepBc IgM is postive
What is the treatment for Hep B?
interferon and lamivudine
Who should get Hep B vaccine?
all patients less than 60 with DM
What is the mcc of Hep C?
What is the chance of chronicity?
What is the mc genotype in US
IVDU
50% chance of chronicity (unlike only 10% chance with hep b)
type 1- poor prognosis
Who should be screened for Hep C and what is the gold standard screening?
all pts born between 1945-1965 and screen with quantitative HCV RNA by PCR
What is the treatment for hep C?
interferon and ribavirin
on boards if you see "peicemeal necrosis and bridging necrosis" what does that mean and what should be done?
Chronic active hep C, needs treatment
What is treatmetn for chronic immune hepatitis?
steroids and azathioprine
what is non alcoholic steatohepatitis associated with and what is the treatment?
DM, obesity, high lipids
tx is weight loss
1. What is the cause of Budd-Chiari?
2. Who commonly presents with it?
3. How to dx it?
4. What conditions are associated with causing this?
1. hepatic vein thrombosis (not portal vein)
2. women on OCPs with abdominal pain and enlarged liver
3. doppler or CTA
4. paroxysmal nocturnal hemoglobinuria and polycythemia rubra vera
On boards- pt presents with ulcerative colitis, high alk phos, high cholesterol, itching, high GGTP, and elevated direct bilirubin. What is dx and tx?
sclerosing pericholangitis and need ERCP
Hemochromatosis
1. What gene is associated?
2. What does Iron, iron sat and ferritin look like?
3. what are classic organs effected?
4. What is treatment?
1. HFE gene
2. High iron, high iron sat, high ferritin
3. Ass. with cirrhosis, restrictive cardiomyopathy, pancreatic involvement and psuedogout
4. phlebotomy
If pt with liver dz has thrombocytopenia what else should you look at
splenomegaly which can also cause pancytopenia and hemolytic anemia
is enlarged liver seen in portal vein thrombosis?
no (only is hepatic vein thrombosis)
What bb are best for esophageal varices?
propanolol and nadolol
Pt is a middle aged female with itching, high cholesterol, high direct bili, and elevated alk phose/GGTP.
1. Dx?
2. ab associated with this?
3. treatment?
4 what is the "overlap syndrome"
1. Primary biliary cirrhosis
2. anti-mitochondrial antibody
3. URSO-deoxycholic acid
4. associated with autoimmune hepatitis
Wilsons dz
1. cause
2. lab abnormality from liver?
3. classic finding?
4. treatment
1. excess copper
2. ceruloplasmin is decreased which is a liver protien
3. Kayser-Fleischer ring
4. penicillamine
If pt presents with hepatic cysts that have septatiosn or wall irregularity what should be done.
resection because of high risk of malignancy
Pancreatitis.
1. mcc (2)
2. other causes (3)
3. classic signs on exam
4. dx?
1. alcohol and gallstones
2. TG, thiazides, HIV drugs
3. Gray turners and cullen sign *know that it can cause ARDS and pleural effusions
4. CT is better than US
if amylase and lipase are elevated one week after acute pancreatitis what should be considered and treatment?
psuedocyts and need to call surgeon
since amylase and lipase are not elevated in chronic pancreatitis, what other labs can be checked?
trypsin or trypsinogen level should be low
rx- is pain control and pancreatic enzymes
if pt has recurrent salmonella sepsis what should be considered?
gallbladder
What are common causes of cholangitis?
klebsiella and E. Coli
Why does Na have to be corrected when hyperglycemia and how do you correct it?
water moves from intracellular to extracellular in hyperglycemia so dilutes the NA concentration .
--for every 100 above normal for blood sugar there is a 1.5 drop in Na+
If measured osmolaltiy is greater than calculated osmolality = osmolol gap, what could be the causes?
ethylene glycol, methanol, isopropyl, or etoh
What are causes of depletional hyponatremia and what is the treatment?
diuretics or addisons. Give normal saline
What are causes of dilutional hyponatremia and what is the treatment?
--why does this happen?
low albumin states and CHF
treat with fluid restriction and in CHF give lasix

--happens RAAS and aldosterone stimulates sodium and water resorption at 1:1 ratio and then ADH causes resorption of 2:1 water and Na
What is tx of SIADH?
water restriction, demeclocycline or ADH blocker tolvaptan
In SIADH
1. Na concentration?
2. serum osmol?
3. urine osmol?
4. Urine NA?
5. Uric acid level??
1. low
2. low
3. high
4. high
5. low
What electrolyte abnormalites are seen in Addisons?
High K
Low Na
NAGMA
patient presents with high Na+, low K, and metabolic alkalosis and a high aldosterone to renin ratio. Dx?
primary aldosteronism aka Conns
Potassium levels-- would it be high or low with the followin?
1. alkalosis
2.rhabdo
3.insulin
4. beta-2 agonists
5. acidosis (DKA)
6. urination
7. dig toxicity
8. renal failure
9. emesis
10. Addison's
11. hemolysis
12.diarrhea
13. Type I/II RTA
14. Type 4 RTA
15. U waves
16. peaked T waves
17. spironolactone
1. low K
2. high K
3. low K
4. Low K
5. high K
6. low K
7. high K
8. high K
9. low K
10. high K
11. high K
12. low K
13. low K
14. high K
15. low K
16. High K
17. High K
for every drop in ph of 0.1 how much does K increase?
0.6 mEq because of shift out of cells. So when you correct acidosis potassium drops quickly because it shifts back into cells
Treatment of Hyperkalemia?
1. calcium gluconate
2. D50, bicarb and insulin
3. lasix and kayexalate

*2-2-2-10 rule
2 amps of calcium gluconate , 2 amps of bicarb, 2 amps of D50 and 10 units of insulin
State if the following causes resp alk or acidosis?
1. hyperventilation
2. PE
3. COPD
4. altitude
5 hypoventilation
6. salicylates/endotoxin
1. alkalosis
2. alkalosis
3. acidosis
4. alkalosis
5. acidosis
6. alkalosis and a metabolic acidosis
What are causes of non anion gap met acidosis?
diarrhea and RTAs
What causes type 1 RTA and where is it and what is the electrolyte problem?
caused by ampho B, lithium, SLE or sickle cell
in the Distal tubule
cant secrete H+ in urine
What causes RTA 2 and where is it and what is the electrolyte problems?
What acid base problem is seen
myeloma, Fanconis, amyloidosis, heavy metals
in proximal tubule
cant reabsorb Bicarb
-- get a hypokalemic metabolic acidosis
What is the only causes of metabolic acidosis that gives an alkaline urine (urine ph >5.4)
RTA type 2
What causes type 4 RTA, where is the deficit and what lab abnormalities are seen?
seen in long time diabetics. sclerosed afferent arteriole and JG apparatus
low renin low aldosterone so low sodium and high K
if hypoxemia and A-a gradient is normal what is most likely the cause?
brain center with hypoventilation
In restrictive lung dz--what is the FEV1 and FVC and FEV1/FVC and DLCO?
low FEV1
low FVC
normal/high FEV1/FVC
low DLCO
In obstructive lung disease what is the FEV1 and FVC and FEV1/FVC and DLCO?
low FEV1
low FVC
low FEV1/FVC (<70%)
DLCO is low
but will have increased TLC and RV compared to restrictive