13 results
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Function Tests (PFTs ... Algorithm • Normal ... #Pulmonary #FunctionTests ... #PFTs #Interpretation
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
Function Test (LFTs ... SinaiBmoreIMRes #Liver #FunctionTest ... #LFTs #Elevation ... #Transaminitis
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Abnormal Liver Function ... Algorithm for Transaminitis ... Burak @kwburak #LFTs ... #Elevated #Abnormal ... #Transaminitis
Evaluation abnormal liver tests in pregnancy
- Cholestatic Pattern
- Hepatocellular Pattern

#LFTs #transaminits #pregnancy #obgyn #obstetrics #hepatology #diagnosis
Evaluation abnormal ... Hepatocellular Pattern #LFTs ... #transaminits #
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
Elevated Liver Function ... Tests (LFTs) - ... Function #Tests #LFTs ... Diagnosis #hepatology #transaminitis
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
Levels: > 50x normal ... Hepatitis > 20x normal ... muscle 2-5x normal ... Injury #hepatology #LFTs ... #transaminitis
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Interpretation of LFTs ... specificity to elevated ... - If both are normal ... differential #Hepatology #transaminitis ... #LFTs #RValue #
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Elevated Liver Enzymes ... disease US — Normal ... • Others #LFTs
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
mesenteric ischemia • Elevated ... May develop in pts ... fluid (CSF) is abnormal ... in 90%, with elevated ... Mono Multiplex, Elevated
Stiff Person Syndrome (SPS) - Diagnosis and Management Summary

Epidemiology:
 • Prevalence: 1-2 cases per million -
positive in 2/3 of pts ... with SPS have elevated ... Oligoclonal bands • Normal