19 results
Liver Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
Liver Enzymes (LFTs ... Liver Injury ... more specific for hepatic ... Transaminitis #diagnosis #differential ... #hepatology
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
Tests (LFTs) - ... Differential Diagnosis ... injury) • Ischemic ... ) • Non-hepatic ... Diagnosis #hepatology
Table of Causes of Acute Liver Injury
#Diagnosis #Hepatology #Acute #Liver #Injury #Causes #Differential #Incidence #Table #Failure
Table of Causes ... of Acute Liver Injury ... #Diagnosis #Hepatology ... #Acute #Liver # ... Differential #Incidence
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Injury - Differential ... Vasculature • Hepatic ... • Infectious: Sepsis ... #Injury #Differential ... Acute #algorithm #hepatology
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
Injury - Differential ... Injuryliver ... Injury Differential ... #Injury #Differential ... Transaminitis #LFTs
Diagnosis and Management of Idiosyncratic Drug-induced Liver Injury (DILI)

DILI Types:
 • Intrinsic - predictable, dose dependent
Injury (DILI) ... dose dependent injury ... Chronic - ongoing ↑ LFTs ... #differential # ... gastroenterology #hepatology
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
Patterns of Liver ... Injury Transaminase ... #Injury #hepatology ... #LFTs #transaminitis ... #differential #
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Interpretation of LFTs ... replaced by non-hepatic ... chemistry #diagnosis #differential ... #Hepatology #transaminitis ... #LFTs #RValue #
Causes of Portal Hypertension According to Site of Vascular Obstruction
1) Prehepatic pre-sinusoidal: Portal vein thrombosis due
thrombosis due to sepsis ... Cirrhosis, Polycystic liver ... disease 5) Post-hepatic ... portalhypertension #phtn #differential ... diagnosis #causes #hepatology
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... - Differential ... Drugs • TPN • Sepsis ... • Others #LFTs ... #Hepatology #LiverEnzymes