9 results
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Pain - Diagnostic ... Chronic = RA, SLE ... #Joint #Pain #MSK ... #rheumatology # ... approach #workup
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Pain Rash ... B19 infection Malar ... lesions • Discoid lupus ... #differential #diagnosis ... #rheumatology
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
nociceptors -> Pain ... Rheumatoid arthritis, Lupus ... commonly affects the knee ... #Degenerative #Comparison ... JointDisease #JointPain #Diagnosis
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
& NPSLE rare, Malar ... • Immunologic Workup ... #sle #comparison ... #table #rheumatology ... #diagnosis #management
Top 10 situations when to think about lupus
1) Inflammatory joint pain (especially in the wrists and
1) Inflammatory ... joint pain (especially ... and fingers, or pain ... #diagnosis #sle ... erythematosus #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... photosensitivity, inflammatory ... pain • Swan neck ... Photosensitivity • Malar ... #Rheumatology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... • Systemic lupus ... , and low back pain ... #diagnosis #testing ... #Rheumatology
CPPD vs Gout

== CPPD == 

Think About CPPD When:
 • Self-limited synovitis after surgery/trauma (> 65
onset of swelling, pain ... forefoot, ankles, knees ... swelling, significant pain ... #CPPD #Gout #Comparison ... #rheumatology #
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
vesicular eruption - Joints ... Syndrome: - Ocular inflammatory ... such as systemic lupus ... vasculitis, and SLE ... #rheumatology #