15 results
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
(LFTs) Elevation ... vs bone Bili - Direct ... Hepatocellular injury ... #FunctionTest # ... LFTs #Elevation
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Liver injury ... Bilirubin - +/- elevation ... life: 1 week • Direct ... or amyloid: • Elevation ... Enzyme Elevation
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Acute Liver Injury ... Differential Diagnosis Algorithm ... Bilirubin - +/- elevation ... Half-life: 1 week • Direct ... Enzyme Elevation
Liver Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
Liver Enzymes (LFTs ... and Cholestatic Liver ... Liver Injury ... • AST/ALT elevation ... Injury?
Alkaline Phosphatase (ALP) Elevation - Differential Diagnosis Algorithm

ALP:
 - Enzymes that catalyze hydrolysis of organic phosphate
) Elevation - Differential ... Diagnosis Algorithm ... disturbance (obstructed liver ... Highest • Bone • Liver ... #Diagnosis #Algorithm
Liver Function Tests (LFTs) - Normal Values and Interpretation

Alanine aminotransferase (ALT/SGPT) - Liver, cardiac & skeletal
aminotransferase (ALT ... Alkaline phosphatase (AlkP ... bilirubin (TBili) Direct ... hepatocellular injury ... Indirect bilirubin
Approach to Conjugated Hyperbilirubinemia - Differential Diagnosis Algorithm

1. Definition: T.bili elevation + >20% conjugated
2. Obtain RUQ
Differential Diagnosis Algorithm ... Definition: T.bili elevation ... MRCP, ERCP, liver ... Hyperbilirubinemia #direct ... Differential #Diagnosis #Algorithm
Hepatocellular Liver Injury - Differential Diagnosis Framework:
Liver Injury → liver test abnormalities without evidence of liver
Injury - Differential ... Injuryliver ... increase in AST/ALT ... compared with AST/ALT ... Diagnosis #hepatology #algorithm
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
tests algorithm ... box indicates all ... magnitude of enzyme elevation ... ALP, alkaline phosphatase ... LFTs #Abnormal #Algorithm
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
- Electrical injury ... 5X ULN • AST/ALT ... Elevation 4:1 ratio ... AST declines > ALT ... Direct myoglobin