272 results
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
kidney, brain ALT ... ≥ 3x ULN Cholestatic ... R Value = (ALT ... / ULN ALT) / (ALP ... / ULN ALP)
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
: • Severe - ALT ... >15X ULN ... • Moderate - ALT ... < 5x ULN ... Pattern (ALP > ALT
Liver Enzymes (LFTs) - Causes of Hepatocellular and Cholestatic Liver Injury
Hepatocellular Liver Injury
 • AST/ALT elevation
Injury • AST/ALT ... > Alk phos • ALT ... • R value = (ALT ... + ULN ALT) / (alkaline ... phosphatase + ULN
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Algorithm Severe ALT ... > 15x ULN • Viral ... HELLP Moderate ALT ... 5-15x ULN • Viral ... • Others Mild ALT
Liver Function Tests (LFTs)
 - Aspartate aminotransferase (AST) 
 - Alanine aminotransferase (ALT) 
 - Alkaline
aminotransferase (ALT ... #Tests #LFTs #Laboratory
Autoimmune Hepatitis

Clinical Presentation
 - Highly variable clinical presentation, from subclinical disease to acute liver failure.
 -
+ AST > 10x ULN ... - ALT + AST > ... 5x ULN AND IgG ... > 2x ULN - Certain ... Necrosis) If mild laboratory
Non-invasive biomarkers for excessive alcohol use
Acute Alcohol Use Biomarkers:
 - Ethanol
 - Ethyl Glucuronide (EtG) and
Biomarkers: - AST/ALT ... dependence #abuse #laboratory
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
R-value: Serum (ALT ... /ULN ALT) / (Alk ... phos/ULN ALP) ... to liver than ALT ... • ALT: Specific
Normal Laboratory Values

#Laboratory #Values #Labs #Reference #Normal #Chemistries
Normal Laboratory ... Values #Laboratory
Hyperthyroid States - Comparison Table - Laboratory Findings via RebelEM @srrezaie

#Diagnosis #Endocrinology #Hyperthyroid #States #Comparison #Table
Comparison Table - Laboratory ... #FreeT4 #Labs #Laboratory