16 results
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
Tests (LFTs) - ... 100-500): • NAFLD ... Hepatopathy • Acute ... injury) • Ischemic ... Diagnosis #hepatology
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
Patterns of Liver ... 20x normal - Acute ... #Injury #hepatology ... #LFTs #transaminitis ... #differential #
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
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
• Vascular: Ischemic ... antitrypsin • Other: NAFLD ... #Diagnosis #hepatology ... #algorithm #Transaminitis ... #LFTs #hepatitis
Causes of Severe Acute Liver Injury
 - Ichemic hepatitis
 - Acute biliary obstruction
 - Drug-Induced liver
Liver Injury ... - Ichemic hepatitis ... - Drug-Induced liver ... #Causes #Differential ... #Hepatology #Diagnosis
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Causes of Acute ... Liver Injury - Differential ... Antitrypsin • Other: NAFLD ... #Injury #Differential ... #algorithm #hepatology
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Abnormal Liver Function ... Tests - Differential ... Drugs, Viral, Ischemia ... Burak @kwburak #LFTs ... #diagnosis #hepatology
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
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Interpretation of LFTs ... viral hepatitis ... chemistry #diagnosis #differential ... #Hepatology #transaminitis ... #LFTs #RValue #
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
Dehydrogenase (LDH) - Differential ... RBCs, muscle, liver ... Injury: • Early acute ... hepatitisIschemic ... hepatitisAcute