19 results
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
Function Test (LFTs) Elevation ... ≥ 3x ULN Cholestatic ... pattern ≤2: Cholestatic ... SinaiBmoreIMRes #Liver #FunctionTest ... #LFTs #Elevation
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Bilirubin - +/- elevation ... of cholestatic ... or amyloid: • Elevation ... of Liver Enzyme Elevation ... chemistry #diagnosis #differential
Alkaline Phosphatase (ALP) Elevation - Differential Diagnosis Algorithm

ALP:
 - Enzymes that catalyze hydrolysis of organic phosphate
) Elevation - Differential ... Diagnosis Algorithm ... Other causes of elevation ... elevation DDX of ... #Elevation #Differential
Liver Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
Hepatocellular and Cholestatic ... elevation > Alk ... Hepatocellular or Cholestatic ... R ≤ 2 = Cholestatic ... Transaminitis #diagnosis #differential
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Liver Injury - Differential ... Diagnosis Algorithm ... Bilirubin - +/- elevation ... of Liver Enzyme Elevation ... #diagnosis #algorithm
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Function Tests - Differential ... Diagnosis Algorithm ... or AST > ALP): ... dz Cholestatic ... Pattern (ALP >
Approach to Conjugated Hyperbilirubinemia - Differential Diagnosis Algorithm

1. Definition: T.bili elevation + >20% conjugated
2. Obtain RUQ
Hyperbilirubinemia - Differential ... Diagnosis Algorithm ... Definition: T.bili elevation ... = intrahepatic cholestasis ... #Diagnosis #Algorithm
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Liver Enzymes - Differential ... Diagnosis Algorithm ... • Others • Cholestatic ... #LiverEnzymes #Differential ... #Diagnosis #Algorithm
Liver Disease in Pregnancy
Intrahepatic Cholestasis of Pregnancy (ICP)
 • Onset/Trimester: 25-32 weeks
 • Typical clinical features:
Intrahepatic Cholestasis ... to 10-20-fold elevation ... Histology: Normal-mild cholestasis ... to 10-20-fold elevation ... hepatitis #comparison #differential
Autoimmune Hepatitis

Clinical Presentation
 - Highly variable clinical presentation, from subclinical disease to acute liver failure.
 -
injury, though cholestatic ... Anti-LKM & Anti-ALC ... (rare) - IgG Elevation ... immunosuppressive tx: - ALT ... > 10x ULN - ALT