28 results
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
Liver Function Tests ... (LFTs) - Differential ... Drug-induced liver injury ... #LFTs #Differential ... #Diagnosis #hepatology
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
→ liver test abnormalities ... Differential Diagnosis ... Diagnosis #hepatology ... Transaminitis #LFTs ... #hepatitis
Causes of Severe Acute Liver Injury
 - Ichemic hepatitis
 - Acute biliary obstruction
 - Drug-Induced liver
Severe Acute Liver Injury ... Drug-Induced liver injury ... - Wilson disease ... Acute #Causes #Differential ... #Hepatology #Diagnosis
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
Patterns of Liver Injury ... Patterns #Liver #Injury ... #hepatology #LFTs ... transaminitis #differential ... #diagnosis
Liver Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
Liver Enzymes (LFTs ... • R value = (ALT ... Transaminitis #diagnosis ... #differential # ... hepatology
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
Liver Function Test ... (LFTs) Elevation ... ALP ≥ 2x ULN R Value ... Transaminitis #diagnosis ... #hepatology
Diagnosis and Management of Idiosyncratic Drug-induced Liver Injury (DILI)

DILI Types:
 • Intrinsic - predictable, dose dependent
Chronic - ongoing ↑ LFTs ... symptoms of liver disease ... Calculate R-Value ... Idiosyncratic #differential ... gastroenterology #hepatology
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
of Acute Liver Injury ... - Differential ... Diagnosis Hepatocellular ... #Differential # ... Acute #algorithm #hepatology
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Interpretation of LFTs ... R-value: Serum ... liver #chemistry #diagnosis ... #differential # ... Hepatology #transaminitis
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Diagnosis Algorithm ... • Cholestatic disease ... • Alcoholic hepatitis ... • Others #LFTs ... #Hepatology #LiverEnzymes