27 results
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
alterations (e.g ... derangements (e.g ... #Pain #MSK #rheumatology ... approach #workup #differential ... #diagnosis #arthritis
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Pain - Differential ... • Reactive (e.g ... Enteropathic (e.g ... Enteropathic (e.g ... #Orthopedics #Causes
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
• Interstitial lung ... • Shrinking lung ... disease, Vasculitis (e.g ... #pain #differential ... #diagnosis #rheumatology
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Vascular Joint Pain ... Septic Embolism (e.g ... Fat Embolism (e.g ... Mycotic Aneurysm (e.g ... #Orthopedics #Causes
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 ... - Differential ... Fever/Chills/Joint ... pain/Night sweats ... diagnosis #msk #
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... Diagnosis Primary ... spondyloarthritis (e.g ... spondyloarthritis (e.g ... Diagnosis #causes
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gout (Gouty Arthritis ... ) - MSK Radiology ... - **MSK rads ... Differential diagnosis ... #Radiology #diagnosis
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... Generally affects long ... • XR, MRI to ... Osteomyelitis / Septic Arthritis ... #diagnosis #causes
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Diagnosis Algorithm ... Other Causes ... Legg-Calve-Perthes Disease Knee ... Disease • Patella (e.g ... Deformity #Limp #MSK
Chronic Joint Pain - Differential Diagnosis Algorithm 
Intra-Articular
 - Bone
     • Stress
Chronic Joint Pain ... - Differential ... • Fascitis (e.g ... Intraarticular #MSK ... #Orthopedics #Causes