337 Cirrhosis Flashcards
58M known cirrhotic sec to chronic HBV infection presents with severe generalized abdominal pain. He is on spironolactone, furosemide and propanolol. PE +icteric sclera, distended abdomen with positive fluid wave, and shifting dullness and tenderness on all quadrants. If peritoneal fluid culture yielded E. Coli and Enterococcus sp., what will be the next step? A. broad spectrum antibiotics B. abdominal radiography C. repeat culture D. Refer to surgery
D. Refer to surgery
Culture point to ruptured viscus
Regardless of cause, what is the pathologic feature of cirrhosis
Development of fibrosis to the point ot architecturL distortion with the formation of regenerative nodules
Significant complicating feature of decompensated cirrhosis and is responsible for development of ascites and bleeding from esophageal varices
Portal hypertension
What is the diameter of the nodules in alcoholic cirrhosis
Nodules usually less than 3 mm in diameter
Where is ethanol mainly absorbed
Small intestines
Majority of ethanol oxidation occurs where
ADH
3 enzyme system that account for metabolism of alcohol in the liver
- Cytosolic ADH
- Microsomal ethanol oxidizing system (MEOS)
- Peroxismal catalase
Highly reactive molecule oxidized from ethanol
Acetaldehyde
Unique form of hemolytic anemia in patients with severe alcoholic hepatitis charcaterised by spur cells and acanthocytes
Zieve’s syndrome
AST ALT ratio which point to alcoholic cirrhosis
AST/ALT ratio 2:1
Cornerstone therapy for patients with alcoholic liver disease
Abstinence
Other therapy for alcolohic cirrhosis which decrease production of TNF alpha
Pentoxifylline
Grams of acetaminophen that may be given to patient with liver disease
4 grams per day
How many percent of HCV will develop chronic HCV and how many will develop cirrhosis
HCV 80% become chronic then 20-30% develop cirrhosis
Factors that point to severe complications of interferon based therapy
Platelet less than 100K
Albumin less than 3.5 g/dl
MELD score more than 10