169 results
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Approach to Joint ... Lyme), reactive arthritis ... SLE, psoriatic arthritis ... #Joint #Pain #MSK ... differential #diagnosis #arthritis
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders ... • Reactive arthritis ... • Psoriatic arthritis ... @AmyChung #Joint ... #Disorders #msk
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
Rheumatoid arthritis ... Pathogenesis and Joint ... Joint involvement ... Extra-articular signs ... pathophysiology #signs
Rheumatoid Arthritis
Rheumatoid Arthritis (RA) is an inflammatory autoimmune condition. While chiefly thought of as a joint
Rheumatoid Arthritis ... Rheumatoid Arthritis ... thought of as a joint ... the MCP & PIP joints ... #msk #arthritis
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
• Inflammatory arthritis ... Noninflammatory arthritis ... with rheumatoid arthritis ... oxalate Infectious Arthritis ... #Pain #MSK #rheumatology
Reactive Arthritis
 • Inflammation of joints (commonly large joints)
    - Asymmetric Oligoarthritis: Joint
Reactive Arthritis ... Inflammation of joints ... commonly large joints ... Oligoarthritis: Joint ... pathophysiology #diagnosis #signs
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint ... Oligoarticular (1-4 joints ... POLYARTICULAR (>4 joints ... • Rheumatoid Arthritis ... Inflammatory #JointPain #MSK
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gout (Gouty Arthritis ... ) - MSK Radiology ... interphalangeal joint ... with joint-space ... mass and NO prior signs
Positive J-Sign - Maltracking Patella on Knee Physical Exam

The J sign correlates with poor patellar tracking
Positive J-Sign ... Exam The J sign ... #J #Sign #Knee ... Patella #clinical #video ... #msk #orthopedics
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... Polyarticular Join ... Myalgia • Viral Arthritis ... • Septic Arthritis ... Infectious #JointPain #MSK