6 results
Septic Arthritis - Diagnosis and Management Summary
Clinical Exam: hot, swollen, pain with passive AND active ROM
with passive AND active ... necrosis, Lyme disease ... Workup: arthrocentesis ... w/ fluid culture ... in sexually active
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
intermediate risk of disease ... TB AFB smear microscopy ... Mycobacterial culture ... Mycobacterial culture ... Testing #Diagnosis #Workup
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... Gram stain and culture ... polarized light microscopy ... crystals (gout) or calcium ... #laboratory #workup
CPPD vs Gout

== CPPD == 

Think About CPPD When:
 • Self-limited synovitis after surgery/trauma (> 65
• Underlying disease ... precipitates with calcium ... deposit and can activate ... • Gram stain, culture ... Gram stain and culture
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
), RA, crystal disease ... gonococcal, Lyme), reactive ... for cell count, culture ... Inflammatory, crystalline disease ... rheumatology #approach #workup
Pseudogout Summary - Calcium Pyrophosphate Deposition Disease (CPPD)

Pathophysiology:
Pyrophosphate produced by chondrocytes likely precipitates with calcium to
Pseudogout Summary - Calcium ... precipitates with calcium ... deposit and can activate ... RA • Chronic calcium ... • Gram stain, culture