14 results
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
Elevated Liver Function ... Tests (LFTs) - ... (Drug-induced liver ... ) • Non-hepatic ... LouLectures #Liver
Liver Function Tests (LFTs) - Normal Values and Interpretation

Alanine aminotransferase (ALT/SGPT) - Liver, cardiac & skeletal
Liver Function Tests ... (LFTs) - Normal ... #Function #Tests ... #LFTs #Laboratory ... Interpretation #diagnosis #hepatology
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
Hepatocellular Liver ... Injury → liver ... test abnormalities ... Differential #Diagnosis #hepatology ... Transaminitis #LFTs
Liver Chemistry Tests - AST, ALT, Alkaline Phosphatase and Bilirubin Metabolism
AST and ALT:
 • AST: liver
Liver Chemistry ... ALT: • AST: liver ... In liver, 80% of ... primarily within liver ... #Pathophysiology
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Liver Chemistries ... Interpretation of LFTs ... replaced by non-hepatic ... #differential #Hepatology ... transaminitis #LFTs
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Injury: • Hepatic ... Venoocclusive disease • Hepatic ... extrahepatic source - Tests ... #injury #hepatitis ... diagnosis #algorithm #hepatology
Clinical Diagnosis of Autoimmune Hepatitis
 - Onset of jaundice within prior 8 weeks
 - Ongoing consumption
) or metabolic liver ... Possible drug-induced liver ... Presence of atypical laboratory ... tests (e.g., AST ... #Diagnosis #Hepatology
Clinical diagnosis of Alcoholic Hepatitis (AH)
 • Onset of jaundice within prior 8 weeks
 • Ongoing
) or metabolic liver ... Possible drug-induced liver ... Presence of atypical laboratory ... tests (e.g., AST ... #AH #hepatology
Prothrombin Time (PT) and Partial Thromboplastin Time (PTT)

Prothrombin Time (PT) - Often Elevated in:
 • Vitamin
inhibitor • Liver ... elevated in: • Heparin ... • Underfilled test ... Thromboplastin #laboratory ... #hematology #diagnosis
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Diseases • Septic ... IgM) levels • Hepatitis ... profile, including liver ... (LFTs) and a serum ... arthritis) • Hepatitis