71 results
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 ... systemic nature of RA sees ... #msk #arthritis
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
• Inflammatory arthritis ... present both at rest ... Noninflammatory arthritis ... improves quickly with rest ... #Pain #MSK #rheumatology
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): X-ray features
 • Soft tissue swelling (best seen by comparing left & right
Rheumatoid arthritis ... tissue swelling (best ... together) • Joint ... (Joint deformities ... Best visualized
Chronic Shoulder Pain - Differential Diagnosis Algorithm
4 tests for the AC joint:
1. Direct palpation
2. Cross-arm shoulder
Diagnosis Algorithm 4 tests ... for the AC joint ... after cross-arm test ... Diagnosis #Algorithm #MSK
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
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
Inflammatory Joint ... nociceptors -> Pain with rest ... in Rheumatoid arthritis ... motion (relieved by rest ... Comparison #Versus #MSK
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
Thessaly Test for Knee Meniscal Tear

The test is positive if there is medial or lateral joint
Thessaly Test for ... Meniscal Tear The test ... medial or lateral joint ... #Thessaly #Test ... #physicalexam #msk