14 results
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
100-500): • NAFLD ... Hepatopathy • Acute ... Viral Hepatitis ... injury) • Ischemic ... Differential #Diagnosis #hepatology
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
Patterns of Liver ... > 50x normal - Ischemic ... 20x normal - Acute ... #Patterns #Liver ... #Injury #hepatology
Causes of Severe Acute Liver Injury
 - Ichemic hepatitis
 - Acute biliary obstruction
 - Drug-Induced liver
Causes of Severe Acute ... Liver Injury ... - Ichemic hepatitis ... - Drug-Induced liver ... #Differential #Hepatology
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... Drugs/Toxins • Ischemia ... ALT < 5x ULN • NAFLD ... • Alcoholic hepatitis ... Others #LFTs #Hepatology
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Causes of Acute ... Antitrypsin • Other: NAFLD ... , Acute biliary ... Diagnosis #Causes #Acute ... #algorithm #hepatology
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
• Vascular: Ischemic ... antitrypsin • Other: NAFLD ... Differential #Diagnosis #hepatology ... #algorithm #Transaminitis ... #LFTs #hepatitis
Hepatobiliary Manifestations of Sickle Cell Disease
Acute sickle cell hepatic crisis:
 • Fever, acute onset RUQ pain,
hepatomegaly and anemia ... liver failure ... Liver transplant ... Hepatobiliary #hepatology ... #hepatitis #differential
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Abnormal Liver Function ... Drugs, Viral, Ischemia ... Wilson's, HH, NAFLD ... 5x ULN - NAFLD ... #diagnosis #hepatology
Drug Induced Liver Injury (DILI) - Stepwise Diagnosis Algorithm
DILI suspicion
Features toxic aetiology: Skin involvement, Kidney injury,
Stepwise Diagnosis Algorithm ... disease, Hepatic ischaemia ... dechallenge • Acute ... • Autoimmune hepatitis ... #hepatology
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
RBCs, muscle, liver ... • Hemolytic Anemias ... Injury: • Early acute ... hepatitisIschemic ... hepatitisAcute