11 results
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Associated with Joint ... • Gout • ... Tophi - Gout ... syndrome - SLE Neurologic ... , Vasculitis (e.g
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gout (Gouty Arthritis ... mass and NO prior signs ... (RA, CPPD) - Can ... diffuse chondral disease ... #Gouty #Arthritis
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
mycobacterial), RA ... , crystal disease ... Like in this case ... • Chronic = RA ... #Joint #Pain #MSK
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... Fever/Chills/Joint ... - Juvenile RA ... Ligamentous injuries - Meniscal ... differential #diagnosis #msk
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
noninflammatory Signs ... Crystal induced (Gout ... weeks) Can Be Caused ... Symmetrical: • RA ... #Diagnosis #MSK
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
of the Hip • Arthritis ... Chondrodysplasia Neurologic ... #causes #symptoms ... #signs #diagnosis ... #msk
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
Rheumatoid arthritis ... blood vessels (vasculitis ... interstitial lung disease ... #pathophysiology ... #signs #symptoms
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... Glomerulonephritis, arthritis ... vesicular eruption - Joints ... purpura: strong sign ... Vessels: Supply gut
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... affects the skin, neurologic ... vesicular eruption • Joints ... tract, and often causes ... Palpable purpura, joint
Popliteal (Baker’s) Cyst: Pathogenesis and clinical findings
 • Idiopathic
 • Meniscal Lesions
 • Osteoarthritis
 • Rheumatoid
Idiopathic • Meniscal ... • Rheumatoid Arthritis ... Popliteal #BakersCyst #MSK ... #pathophysiology ... #signs #symptoms