13 results
Liver Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
Liver Injury ... • AST/ALT elevation ... • R value = (ALT ... #differential # ... hepatology
Table of Causes of Acute Liver Injury
#Diagnosis #Hepatology #Acute #Liver #Injury #Causes #Differential #Incidence #Table #Failure
Table of Causes ... of Acute Liver Injury ... #Diagnosis #Hepatology ... #Acute #Liver # ... Differential #Incidence
Alkaline Phosphatase (ALP) Elevation - Differential Diagnosis Algorithm

ALP:
 - Enzymes that catalyze hydrolysis of organic phosphate
- Differential ... Diagnosis Algorithm ... #Differential # ... Diagnosis #Algorithm ... #hepatology
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
(LFTs) Elevation ... ALP ≥ 2x ULN R Value ... Hepatocellular injury ... Transaminitis #diagnosis ... #hepatology
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Acute Liver Injury ... - Differential ... Diagnosis Algorithm ... #differential # ... #hepatology
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Injury - Differential ... Diagnosis Hepatocellular ... #Injury #Differential ... #Diagnosis #Causes ... Acute #algorithm #hepatology
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Interpretation of LFTs R-value ... Enzyme Elevation ... #chemistry #diagnosis ... #differential # ... Hepatology #transaminitis
Diagnosis and Management of Idiosyncratic Drug-induced Liver Injury (DILI)

DILI Types:
 • Intrinsic - predictable, dose dependent
Diagnosis and Management ... Calculate R-Value ... #differential # ... Diagnosis #Management ... gastroenterology #hepatology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Diagnosis Framework ... HELLP - Grafts, Valves ... Drug-associated, PCH ... Defects, Drugs, Liver ... #Diagnosis #hematology
Autoimmune Hepatitis

Clinical Presentation
 - Highly variable clinical presentation, from subclinical disease to acute liver failure.
 -
disease to acute liver ... injury, though ... reported (eg AIH-PBC ... (rare) - IgG Elevation ... #Management #Hepatology