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
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
• Rheumatoid Arthritis ... polyangiitis (GPA)/microscopic ... Asymmetric (Psoriatic Arthritis ... • Psoriatic Arthritis ... Inflammatory #JointPain #MSK
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 ... Polyarthritis: • Blood cultures ... #laboratory #workup
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 ... #Joint #Pain #MSK ... rheumatology #approach #workup
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Synovitis • Reactive ... Legg-Calve-Perthes Disease ... Osgood-Schlatter Disease ... (e.g., Tendon Rupture ... Deformity #Limp #MSK