13 results
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Function Tests (PFTs ... Interpretation Algorithm ... • Normal • ... #Pulmonary #FunctionTests ... #Algorithm #diagnosis
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
Function Test (LFTs ... ) Elevation AST ... Hepatocellular injury ... SinaiBmoreIMRes #Liver #FunctionTest ... #LFTs #Elevation
Non-ACS Myocardial Injury - Elevated Troponin Differential Diagnosis and Workup Algorithm

 • Chronic Myocardial Injury: End
- Elevated Troponin ... Diagnosis and Workup Algorithm ... Inflammation • Globally Abnormal ... #Elevated #Troponin ... Differential #Diagnosis #Algorithm
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Interpretation of LFTs ... specificity to elevated ... Bilirubin - +/- elevation ... or amyloid: • Elevation ... transaminitis #LFTs
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Abnormal Liver Function ... Differential Diagnosis Algorithm ... Burak @kwburak #LFTs ... #Elevated #Abnormal ... Transaminitis #Algorithm
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Differential Diagnosis Algorithm ... specificity to elevated ... Bilirubin - +/- elevation ... function may be abnormal ... of Liver Enzyme Elevation
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... Differential Diagnosis Algorithm ... disease US — Normal ... • Others #LFTs ... Differential #Diagnosis #Algorithm
C-REACTIVE PROTEIN
Discovered by Tillett & Francis in 1930. First identified as a substance in the serum
than 0.3 mg/L: Normal ... 0.3 to 1.0 mg/L: Normal ... or minor elevation ... Recent injury or ... illness can falsely elevate
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
Elevated Lactate ... upon damage • Normal ... injuries Hepatic Injury ... Hepatocellular Injury ... Idiosyncratic LDH Elevation
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
Abnormal liver function ... tests algorithm ... magnitude of enzyme elevation ... #LFTs #Abnormal ... #Algorithm #Hepatology