6 results
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
SinaiBmoreIMRes #Liver #FunctionTest ... LFTs #Elevation #Transaminitis
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
#Pulmonary #FunctionTests
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
Hepatopathy • Acute ... Diagnosis #hepatology #transaminitis
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
> 20x normal - Acute ... hepatology #LFTs #transaminitis
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Hepatocellular - Check Acute ... Mixed - Check Acute ... Imperative to Identify Acute ... Cirrhosis: > 1 • Acute ... differential #Hepatology #transaminitis
Etiology of Acute Liver Failure – bolded entities are most likely to cause AST/ALT in the
Etiology of Acute ... 1000s #Diagnosis #Acute ... #LiverFailure #Transaminitis