76 results
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders ... Monoarthritis • Septic ... Crystalline - Gout ... Erythematosus (SLE), should ... #Disorders #msk
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
): • Septic joint ... Lyme), reactive arthritis ... • WBC >20k: Septic ... SLE, psoriatic arthritis ... #Joint #Pain #MSK
Chronic Shoulder Pain - Differential Diagnosis Algorithm
4 tests for the AC joint:
1. Direct palpation
2. Cross-arm shoulder
Chronic Shoulder ... Diagnosis Algorithm 4 tests ... for the AC joint ... after cross-arm test ... Diagnosis #Algorithm #MSK
Arthrocentesis - Joint Fluid Analysis

Effusion Characteristics (Color, Clarity, WCC, PMN, Crystals, Bacteria) by Disease Process: 
OA,
Arthrocentesis - Joint ... birefringent crystals), Gout ... , Septic arthritis ... Arthrocentesis #Joint ... Aspiration #Pseudogout #Septic
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint ... Monoarticular • Gout ... Oligoarticular (1-4 joints ... POLYARTICULAR (>4 joints ... Inflammatory #JointPain #MSK
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... Polyarticular Join ... Myalgia • Viral Arthritis ... Fasciitis • Septic ... Infectious #JointPain #MSK
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
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 ... • This case should
Septic Arthritis - Diagnosis and Management Summary
Clinical Exam: hot, swollen, pain with passive AND active ROM
Septic Arthritis ... osteoarthritis, gout ... Treatment: admission ... septic arthritis ... patient admitted for treatment
Arthrocentesis of synovial fluid - Interpretation
 - Normal
 - Noninflammatory	
 - Inflammatory	
 - Septic

Viscosity of synovial
Inflammatory - Septic ... does not rule out ... septic arthritis ... Arthrocentesis #Joint ... #Infective #Arthritis