21 results
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
(LFTs) Elevation ... Transaminase >> Alkaline ... Pattern - Alkaline ... #FunctionTest # ... LFTs #Elevation
Liver Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
Hepatocellular and Cholestatic ... • AST/ALT elevation ... + ULN ALT) / (alkaline ... phosphatase + ULN alkaline ... Transaminitis #diagnosis #differential
Alkaline Phosphatase (ALP) Elevation - Differential Diagnosis Algorithm

ALP:
 - Enzymes that catalyze hydrolysis of organic phosphate
- Differential ... Diagnosis Algorithm ... Highest • Bone • Liver ... #Differential # ... Diagnosis #Algorithm
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
Injury - Differential ... compared with alkaline ... phosphatase) 2) Cholestatic ... disproportionate increase in alkaline ... Diagnosis #hepatology #algorithm
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
- Differential ... Diagnosis Algorithm ... Bilirubin - +/- elevation ... Enzyme Elevation ... #diagnosis #algorithm
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
RNA • R < 2: Cholestasis ... Bilirubin - +/- elevation ... or amyloid: • Elevation ... Enzyme Elevation ... chemistry #diagnosis #differential
Evaluation abnormal liver tests in pregnancy
- Cholestatic Pattern
- Hepatocellular Pattern

#LFTs #transaminits #pregnancy #obgyn #obstetrics #hepatology #diagnosis
Evaluation abnormal liver ... in pregnancy - Cholestatic ... hepatology #diagnosis #differential ... #algorithm
Approach to Conjugated Hyperbilirubinemia - Differential Diagnosis Algorithm

1. Definition: T.bili elevation + >20% conjugated
2. Obtain RUQ
Diagnosis Algorithm ... Definition: T.bili elevation ... = intrahepatic cholestasis ... MRCP, ERCP, liver ... #Diagnosis #Algorithm
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Injury - Differential ... Thrombus, Vasospasm Cholestatic ... Hepatitis, TB Cholestatic ... #Injury #Differential ... Causes #Acute #algorithm
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
tests algorithm ... magnitude of enzyme elevation ... ALP, alkaline phosphatase ... LFTs #Abnormal #Algorithm ... #Enzymes #Differential