21 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 ... Transaminitis #diagnosis #differential ... #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 ... 2: Cholestatic injury ... FunctionTest #LFTs #Elevation
Diagnosis and Management of Idiosyncratic Drug-induced Liver Injury (DILI)

DILI Types:
 • Intrinsic - predictable, dose dependent
Injury (DILI) ... Calculate R-Value ... #differential # ... gastroenterology #algorithm ... gastroenterology #hepatology
Alkaline Phosphatase (ALP) Elevation - Differential Diagnosis Algorithm

ALP:
 - Enzymes that catalyze hydrolysis of organic phosphate
- Differential ... Diagnosis Algorithm ... #Differential # ... Diagnosis #Algorithm ... #hepatology
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Acute Liver Injury ... - Differential ... Diagnosis Algorithm ... #differential # ... #hepatology
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Interpretation of LFTs R-value ... Bilirubin - +/- elevation ... Enzyme Elevation ... chemistry #diagnosis #differential ... #Hepatology #transaminitis
Approach to Conjugated Hyperbilirubinemia - Differential Diagnosis Algorithm

1. Definition: T.bili elevation + >20% conjugated
2. Obtain RUQ
Diagnosis Algorithm ... Definition: T.bili elevation ... MRCP, ERCP, liver ... #Diagnosis #Algorithm ... gastroenterology #hepatology
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
Injury - Differential ... Injuryliver ... Injury Differential ... #Injury #Differential ... #algorithm #Transaminitis
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Causes of Acute Liver ... Injury - Differential ... #Injury #Differential ... Causes #Acute #algorithm ... #hepatology
Causes of Sudden Unexpected Death in Infancy (SUDI) - Differential Diagnosis Algorithm
Congenital Anomaly / Disorder:
 •
Infancy (SUDI) - Differential ... Diagnosis Algorithm ... Neurologic Anomaly • Pulmonary ... Gastrointestinal infection Injury ... #Causes #Peds #