10 results
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
- Differential Diagnosis ... Crystalline - Gout ... “Bamboo Spine” Fusion ... • Systemic Lupus ... with Systemic Lupus
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... suggested by warmth, effusion ... Crystal induced (Gout ... fever • Lyme • Gout ... #pain #Differential
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Pain - Diagnostic ... spondyloarthropathies, lupus ... reactive arthritis, gout ... #Joint #Pain #MSK ... approach #workup #differential
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Pain - Differential ... Monoarticular • Gout ... ) • Gout • Psoriatic ... Arthritis • Systemic Lupus ... JointPain #MSK #Differential
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... Fever/Chills/Joint ... pain/Night sweats ... : - Gout - Pseudo ... #causes #differential
Top 10 situations when to think about lupus
1) Inflammatory joint pain (especially in the wrists and
) Inflammatory joint ... pain (especially ... and fingers, or pain ... the face (many differential ... has been ruled out
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
inflammation Others: • Lupus ... VASCULITIS: • Polyarteritis ... vesicular eruption - Joints ... such as systemic lupus ... Vessels: Supply gut
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... Lungs: • Pleural effusions ... Arthritis: • Joint ... pain • Swan neck ... arthropathy • 90% joints
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
synovial fluid • Gout ... urate crystals (gout ... • Systemic lupus ... Tests for Acute Polyarthritis ... , and low back pain
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
VESSEL VASCULITIS: Polyarteritis ... vesicular eruption • Joints ... tract: Abdominal pain ... Palpable purpura, joint ... & gut involvement