33 results
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Disease: • Pain ... disease must be ... trauma (e.g., meniscal ... #Pain #MSK #rheumatology ... #differential #diagnosis
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders ... - Differential Diagnosis ... “Pseudogout” - Calcium ... #Disorders #msk ... #Differential #Diagnosis
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
Rheumatoid arthritis ... diseases features ... RheumatoidArthritis #RA #pathophysiology ... #signs #symptoms ... #diagnosis
Chondrocalcinosis: Calcium Pyrophosphate Dihydrate (CPPD) Deposition Disease

 - Acute CPPD precipitation into the joint space ->
Chondrocalcinosis: Calcium ... polyarticular arthritis ... #Signs #Symptoms ... #Pathophysiology ... #Diagnosis
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
of the Hip • Arthritis ... Chondrodysplasia Neurologic ... Trendelenburg #Gait #pathophysiology ... causes #symptoms #signs ... #diagnosis #msk
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
Joint Disease ... in Rheumatoid arthritis ... Comparison #Versus #MSK ... JointDisease #JointPain #Diagnosis ... #pathophysiology
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gout (Gouty Arthritis ... ) - MSK Radiology ... with joint-space ... mass and NO prior signs ... diffuse chondral disease
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential Diagnosis ... Fever/Chills/Joint ... Ligamentous injuries - Meniscal ... #differential #diagnosis ... #msk #physicalexam
Lyme Disease: Early and Late Clinical manifestations
Stage 1. Localized
 • EM appears 7-14 days at the
Lyme Disease: Early ... years after • Arthritis ... - Large joints ... (knees), 1-2 joints ... #diagnosis #signs
Pseudogout: pathogenesis and clinical findings
 - Idiopathic (vast majority of cases) -> Mechanism unknown
 - Familial
> Clearance of calcium ... Pseudogout #CPPD #Disease ... #Signs #Symptoms ... #Pathophysiology ... #Diagnosis