Exam # 2 Lab values

Question 1

BUN / ammonia+ or -

Answer 1

Depressed. Recall that the liver converts ammonia to urea this leads to increased ammonia in the blood

Question 2

Serum albumin + or -

Answer 2

-

Question 3

Serum ammonia + or -

Answer 3

• also leads to intestinal ammonia and hepatic encephalopathy

Question 4

ALT (SGPT ) + or -

Answer 4

+ found in other tissues as well, along with AST are the key metrics for detecting liver damage.

Question 5

AST + or -

Answer 5

+ found in other tissues, along with ALT, is a great marker for detecting liver damage. Higher if alcohol is the cause

Question 6

Alkaline phosphatase + or -

Answer 6

+ present in bile secreting ducts. High levels mean bile cannot flow out of the liver. often seen in bone diseases as well

Question 7

Gamma- glutamyl transpeptidase + or -

Answer 7

+ elevated in liver damage due to alcohol

Question 8

Amino Acid profile + or -

Answer 8

+ AAs -BCAAs also may cause hepatic encephalopathy

Question 9

Serum bilirubin + or -

Answer 9

+ elevated in jaundice, each day 50 mL destroyed and 200-250 mg of bilirubin produced

Question 10

Bilirbuinuria + or -

Answer 10

+ urine smoky or tea color; confirms jaundice is caused by liver disease

Question 11

Prothrombin time + or -

Answer 11

+ takes longer to form blood clots. Liver makes decreased platelets.