Liver Disease Lab Tests

Question 1

Prothrombin Time ( DC, E or D)

Answer 1

D: Liver Disease/Poor Fat absorption Vit K. deficiency ; Elevated due to decreased prothrombin synthesis

Question 2

Blood Ammonia ( DC, E or D)

Answer 2

D: Liver Disease; Elevated because the ability of the liver to convert ammonia to urea is decreased

Question 3

Total bilirubin ( DC, E or D)

Answer 3

D: Liver disease; Elevated liver must conjugate bilirubin in order for it to be excreted into the bile

Question 4

AST/ALT ( DC, E or D)

Answer 4

D: Liver; Elevated concentration in the heart, liver, and skeletal tissue and is released from damaged cells, evaluation for progression of liver disease. If AST >ALT* alcohol is the etiology of liver disease

Question 5

Alkaline Phosphatase ( DC, E or D)

Answer 5

D: Liver/Bone disease/Liver metastasis Elevation of manufacturing in bone, liver, kidney, and intestines

Question 6

Urine Bilirubin ( DC, E or D)

Answer 6

D: Liver Disease Presents as a smokey/tea-colored urine.

Question 7

Amino Acid Profile ( DC, E or D)

Answer 7

D: Liver Disease and Hepatic Encephalopathy Elevated Aromatic AAs and decreased BCAAs contribute to hepatic encephalopathy.

Question 8

GGT (Gamma-glutamyltransferase) ( DC, E or D)

Answer 8

D: Alcoholism/Liver Disease Elevated Sensitive for screening and monitoring for liver disease caused by alcohol.

Question 9

What two increased values for lab tests strongly suggest liver disease?

Answer 9

Alkaline Phosphatase and GGT