16 results
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
Hepatitis > ... 20x normal - Acute ... #Injury #hepatology ... #LFTs #transaminitis ... #differential #
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
Chronic Viral Hepatitis ... Hepatopathy • Acute ... Viral Hepatitis ... injury) • Ischemic ... Diagnosis #hepatology
Elevated Transaminases / Transaminitis - Differential Diagnosis

 • Infectious: HAV, HCV, HEV, EBV, HSV, CMV
 •
Trauma: Shock liver ... • Autoimmune hepatitis ... See Updated Schema ... Transaminases #hepatitis ... Diagnosis #causes #hepatology
Causes of Severe Acute Liver Injury
 - Ichemic hepatitis
 - Acute biliary obstruction
 - Drug-Induced liver
- Ichemic hepatitis ... injury - Viral Hepatitis ... - Autoimmune hepatitis ... #Causes #Differential ... #Hepatology #Diagnosis
Drug Induced Liver Injury (DILI) - Stepwise Diagnosis Algorithm
DILI suspicion
Features toxic aetiology: Skin involvement, Kidney injury,
, HBV, HCV, HEV, ... Hepatic ischaemia ... ascites), Chronic hepatitis ... • Autoimmune hepatitis ... #hepatology
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
• Infections: Hepatitis ... • Vascular: Ischemic ... #Diagnosis #hepatology ... #algorithm #Transaminitis ... #LFTs #hepatitis
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Liver Injury - Differential ... • Infectious: Hepatitis ... NAFLD, Autoimmune hepatitis ... Sepsis, Viral Hepatitis ... #algorithm #hepatology
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... Drugs/Toxins • Ischemia ... • Alcoholic hepatitis ... • Others #LFTs ... #Hepatology #LiverEnzymes
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Acute Liver Injury ... Autoimmune: Autoimmune hepatitis ... Chronic viral hepatitis ... #injury #hepatitis ... #hepatology
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
viral hepatitis ... viral hepatitis ... Chronic viral hepatitis ... chemistry #diagnosis #differential ... #Hepatology #transaminitis