21 results
Hepatitis B Virus Serology and Interpretation
HBsAg - Anti-HBs - Anti-HBc - HBeAg - Anti-HBe
 - Acute
Hepatitis B Virus ... Acute hepatitis ... (about 10% of cases ... ) - Acute hepatitis ... diagnosis #laboratory #hepatology
Drug Induced Liver Injury (DILI) - Stepwise Diagnosis Algorithm
DILI suspicion
Features toxic aetiology: Skin involvement, Kidney injury,
for alternative causes ... dechallenge • Acute ... ascites), Chronic hepatitis ... • Autoimmune hepatitis ... #hepatology
Elevated Transaminases / Transaminitis - Differential Diagnosis

 • Infectious: HAV, HCV, HEV, EBV, HSV, CMV
 •
• Autoimmune hepatitis ... • Iatrogenic: DILI ... Transaminases #hepatitis ... Differential #Diagnosis #causes ... #hepatology
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
Chronic Viral Hepatitis ... Hepatopathy • Acute ... Viral Hepatitis ... (>1000): • DILI ... liver injury) • Ischemic
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
Hepatitis > ... 20x normal - Acute ... Viral Hepatitis ... Liver #Injury #hepatology ... #LFTs #transaminitis
Causes of Severe Acute Liver Injury
 - Ichemic hepatitis
 - Acute biliary obstruction
 - Drug-Induced liver
Causes of Severe ... - Ichemic hepatitis ... injury - Viral Hepatitis ... - Autoimmune hepatitis ... #Hepatology #Diagnosis
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Vascular Causes ... Autoimmune: Autoimmune hepatitis ... Chronic viral hepatitis ... liver #injury #hepatitis ... #hepatology
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Causes of Acute ... • Infectious: Hepatitis ... NAFLD, Autoimmune hepatitis ... Sepsis, Viral Hepatitis ... #Acute #algorithm
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
• Infections: Hepatitis ... • Vascular: Ischemic ... Differential #Diagnosis #hepatology ... #algorithm #Transaminitis ... #LFTs #hepatitis
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Drugs/Toxins • Ischemia ... • Alcoholic hepatitis ... • Others #LFTs ... #Hepatology #LiverEnzymes ... #Causes