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

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
GI - Felty syndrome ... • Felty's syndrome ... Shrinking lung syndrome ... Musculoskeletal System Tender ... , Marfan syndrome
Haglund Syndrome - MSK Radiology
Imaging Findings:
 • The Haglund Deformity (enlarged superior margin calcaneal posterior process)
Haglund Syndrome ... - MSK Radiology ... of the Achilles tendon ... • Inflammatory Arthritis ... Radiology #diagnosis #msk
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
- (Reiter’s syndrome ... • Psoriatic arthritis ... • Rheumatoid Arthritis ... Amy Chung, MD, MSc ... Joint #Disorders #msk
Partial tear of subscapularis tendon on POCUS
The partial tear (hypoechoic) area is clearly seen in the
subscapularis tendon ... on POCUS The partial ... subscapularis tendon ... #POCUS #clinical ... #ultrasound #msk
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Adjacent bursa • Tendon ... • Inflammatory arthritis ... Noninflammatory arthritis ... with rheumatoid arthritis ... #Joint #Pain #MSK
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gout (Gouty Arthritis ... ) - MSK Radiology ... - **MSK rads ... Giant Cell Tumor Tendon ... #Gout #Gouty #Arthritis
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
• Rheumatoid Arthritis ... Sicca) Syndrome ... Asymmetric (Psoriatic Arthritis ... • Psoriatic Arthritis ... Inflammatory #JointPain #MSK
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Effusions - Septic Arthritis ... Osteoarthritis - Overuse syndrome ... : - Reactive arthritis ... Seronegative Reactive Syndrome ... differential #diagnosis #msk
TISSUE APPEARANCES ON 
MUSCULOSKELETAL ULTRASOUND 

Bone:
 
Bone is represented as a very bright structure and appears
Tendon: Normal ... tendons as seen ... fibrils of the tendon ... MUSCULOSKELETAL #MSK ... #POCUS #Atlas #
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
• Fracture • Arthritis ... Patellofemoral pain syndrome ... • Arthritis ... Poikilothermia • Septic arthritis ... lower #extremity #msk