13 results
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
Liver Function Test ... (LFTs) Elevation ... specific for the liver ... #FunctionTest # ... LFTs #Elevation
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Causes of Acute ... , Acute biliary ... obstruction, HELLP ... Diagnosis #Causes #Acute ... #algorithm #hepatology
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Acute Liver Injury ... Differential Diagnosis Algorithm ... • Pregnancy: HELLP ... Bilirubin - +/- elevation ... Enzyme Elevation
Liver Disease in Pregnancy
Intrahepatic Cholestasis of Pregnancy (ICP)
 • Onset/Trimester: 25-32 weeks
 • Typical clinical features:
to 10-20-fold elevation ... , no necrosis HELLP ... to 10-20-fold elevation ... and hemorrhage Acute ... hepatology #obstetrics #hepatitis
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
viral hepatitis ... viral hepatitis ... Bilirubin - +/- elevation ... Chronic viral hepatitis ... Enzyme Elevation
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
Hepatocellular Liver ... • Infections: Hepatitis ... NAFLD, Autoimmune, HELLP ... Diagnosis #hepatology #algorithm ... Transaminitis #LFTs #hepatitis
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
- HIV, herpes, hepatitis ... B, hepatitis C ... relapsing fever, acute ... Jaundice (and/or elevation ... , Lassa fever, acute
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... Differential Diagnosis Algorithm ... Pregnancy - AFLP, HELLP ... • Alcoholic hepatitis ... Differential #Diagnosis #Algorithm
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
Acute Fatty Liver ... hepatocytes → Liver ... headache, malaise) → Acute ... Diagnosis: Viral Hepatitis ... Preeclampsia, HELLP
Drug Induced Liver Injury (DILI) - Stepwise Diagnosis Algorithm
DILI suspicion
Features toxic aetiology: Skin involvement, Kidney injury,
Stepwise Diagnosis Algorithm ... dechallenge • Acute ... ascites), Chronic hepatitis ... • Autoimmune hepatitis ... Injury #Diagnosis #Algorithm