9 results
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
Patterns of Liver ... Injury Transaminase ... normal - Infection (EBV ... /CMV), Alcoholic ... #Injury #hepatology
Drug Induced Liver Injury (DILI) - Stepwise Diagnosis Algorithm
DILI suspicion
Features toxic aetiology: Skin involvement, Kidney injury,
Stepwise Diagnosis Algorithm ... EBV, CMV), Alcohol-related ... Hepatic ischaemia ... • Autoimmune hepatitis ... #Algorithm #hepatology
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
Elevated Lactate ... RBCs, muscle, liver ... • Ischemic hepatitis ... hepatitis (ALT-to-LDH ... fever) • Drugs (alcohol
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
specificity to elevated ... ALT Ratios: • Alcoholic ... muscle, kidneys • LDH ... #injury #hepatitis ... #hepatology
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Injury - Differential ... : Alcohol, Medication ... #Injury #Differential ... Causes #Acute #algorithm ... #hepatology
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
Injuryliver ... Drugs (MDMA), Alcohol ... • Vascular: Ischemic ... #Diagnosis #hepatology ... #algorithm #Transaminitis
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... Drugs/Toxins • Ischemia ... • NAFLD • Alcohol ... hepatitis • Drugs ... Others #LFTs #Hepatology
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
serologies, HCV ... specificity to elevated ... ALT Ratios: • Alcoholic ... muscle, Kidneys • LDH ... #differential #Hepatology
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
, - regional ischemia ... or renal injury ... Hypoglycemia - Alcohol ... Ethylene glycol - HIV ... Injury: • Reduced