9 results
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
(LFTs) Elevation ... ALT ≥ 3x ULN Cholestatic ... #FunctionTest # ... LFTs #Elevation ... #Transaminitis #
Liver Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
Hepatocellular and Cholestatic ... • AST/ALT elevation ... Hepatocellular or Cholestatic ... R ≤ 2 = Cholestatic ... #Transaminitis
Evaluation abnormal liver tests in pregnancy
- Cholestatic Pattern
- Hepatocellular Pattern

#LFTs #transaminits #pregnancy #obgyn #obstetrics #hepatology #diagnosis
Evaluation abnormal liver ... in pregnancy - Cholestatic ... Pattern #LFTs #transaminits ... #differential #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 ... differential #Hepatology #transaminitis
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Abnormal Liver Function ... Differential Diagnosis Algorithm ... for Transaminitis ... dz Cholestatic ... #Algorithm #diagnosis
Alkaline Phosphatase (ALP) Elevation - Differential Diagnosis Algorithm

ALP:
 - Enzymes that catalyze hydrolysis of organic phosphate
Differential Diagnosis Algorithm ... disturbance (obstructed liver ... Highest • Bone • Liver ... of Intrahepatic cholestasis ... - Pruritis - Cholestasis
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Differential Diagnosis Algorithm ... Bilirubin - +/- elevation ... Labs in Cholestatic ... Enzyme Elevation ... differential #diagnosis #algorithm
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
Hepatocellular Liver ... Injury → liver ... phosphatase) 2) Cholestatic ... Diagnosis #hepatology #algorithm ... #Transaminitis
Approach to Conjugated Hyperbilirubinemia - Differential Diagnosis Algorithm

1. Definition: T.bili elevation + >20% conjugated
2. Obtain RUQ
Differential Diagnosis Algorithm ... Definition: T.bili elevation ... = intrahepatic cholestasis ... MRCP, ERCP, liver ... Differential #Diagnosis #Algorithm