23 results
Seronegative Inflammatory Arthritis - Differential Diagnosis
 • Seronegative Rheumatoid Arthritis 
 • Infectious Arthritis: Viral, Bacterial,
- Differential ... • Infectious Arthritis ... Crystal Arthropathy: Gout ... , Reactive Arthritis ... #arthritides #Differential
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Juvenile idiopathic arthritis ... Pitting - Psoriatic arthritis ... Nodules • RA • Gout ... Tophi - Gout ... #joint #pain #differential
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gout (Gouty Arthritis ... • Gouty tophus ... Differential diagnosis ... • Inflammatory Arthritides ... #Gouty #Arthritis
Arthrocentesis - Joint Fluid Analysis

Effusion Characteristics (Color, Clarity, WCC, PMN, Crystals, Bacteria) by Disease Process: 
OA,
OA, Traumatic arthritis ... birefringent crystals), Gout ... crystals), TB arthritis ... , Septic arthritis ... #Diagnosis #Differential
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... morning • Effusion leukocyte ... Crystal induced (Gout ... fever • Lyme • Gout ... Joint #pain #Differential
Monoarthritis - Differential Diagnosis
Infection (Acute):
 - S. aureus (most common)
 - S. pneumonia
 - Salmonella (in
Monoarthritis - Differential ... Coccidioidomycosis Crystal - Gout ... IBD, reactive arthritis ... , psoriatic arthritis ... Monoarthritis #Differential
CPPD vs Gout

== CPPD == 

Think About CPPD When:
 • Self-limited synovitis after surgery/trauma (> 65
resulting in an acute arthritic ... Acute CPP Crystal Arthritis ... Monarticular inflammatory arthritis ... Crystal Inflammatory Arthritis ... Intracellular (leukocyte
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint Pain - Differential ... Monoarticular • Gout ... -4 joints) • Gout ... • Rheumatoid Arthritis ... JointPain #MSK #Differential
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Knee Effusions - Differential ... (1%) - Watch out ... Effusions: - Gout ... - Pseudo gout ... Effusions #causes #differential
Red Leg - Cellulitis Mimickers
 - Unilateral
     • Contact Dermatitis
• Acute Gout ... • Septic Arthritis ... redleg #diagnosis #differential