23 results
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
Function Test (LFTs) Elevation ... for the liver ALP ... Transaminase, ALP ... SinaiBmoreIMRes #Liver #FunctionTest ... #LFTs #Elevation
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Pulmonary Function ... Interpretation Algorithm ... • Normal • Pulmonary ... #FunctionTests ... Interpretation #Algorithm
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
specificity to elevated ... Bilirubin - +/- elevation ... or amyloid: • Elevation ... of Liver Enzyme Elevation ... chemistry #diagnosis #differential
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Function Tests - Differential ... Diagnosis Algorithm ... or AST > ALP): ... Cholestatic Pattern (ALP ... kwburak #LFTs #Elevated
Alkaline Phosphatase (ALP) Elevation - Differential Diagnosis Algorithm

ALP:
 - Enzymes that catalyze hydrolysis of organic phosphate
) Elevation - Differential ... Diagnosis Algorithm ... elevation DDX of ... #Elevation #Differential ... #Diagnosis #Algorithm
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Liver Injury - Differential ... Diagnosis Algorithm ... specificity to elevated ... Bilirubin - +/- elevation ... #diagnosis #algorithm
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... - Differential ... Diagnosis Algorithm ... #LiverEnzymes #Differential ... #Diagnosis #Algorithm
Liver Disease in Pregnancy
Intrahepatic Cholestasis of Pregnancy (ICP)
 • Onset/Trimester: 25-32 weeks
 • Typical clinical features:
Mild jaundice, Elevated ... to 10-20-fold elevation ... Syndrome (Hemolysis, Elevated ... to 10-20-fold elevation ... hepatitis #comparison #differential
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
Elevated Lactate ... Dehydrogenase (LDH) - Differential ... Legionnaires disease • Pulmonary ... Idiosyncratic LDH Elevation ... #differential #
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
- Polycythemia Differential ... Diagnosis Algorithm ... Elevated Hemoglobin ... Hypoxia-driven: Cardiac/pulmonary ... #Diagnosis #Algorithm