10 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential Diagnosis ... Infectious Knee ... Brucellosis - Viruses: HIV ... #differential #diagnosis ... #msk #physicalexam
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Calcium oxalate Infectious ... e.g., congenital hip ... #Joint #Pain #MSK ... #rheumatology # ... #differential #diagnosis
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
the preferred test ... the workup • Test ... all patients for HIV ... Painless) Purulent Arthritis ... Distal joints, knees
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... spine, shoulders, hips ... - Autoimmune Rheumatologic ... #Differential #Diagnosis ... #MSK #rheumatology
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
- Differential Diagnosis ... Algorithm Infection ... Joint • Hip Dysplasia ... Legg-Calve-Perthes Disease Knee ... Deformity #Limp #MSK
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
to Joint Pain - Diagnostic ... - parvovirus, HIV ... #Joint #Pain #MSK ... #rheumatology # ... #differential #diagnosis
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
in Rheumatoid arthritis ... commonly affects the knee ... hip and L/C-spine ... Comparison #Versus #MSK ... JointDisease #JointPain #Diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... to exclude are infections ... retinopathy Lab Tests ... Cryoglobulins • HIV ... #rheumatology #
Gout - Diagnosis and Management Summary

3 Conditions for Gout to Manifest:
1. Hyperuricemia
2. Monosodium urate deposition in
forefoot, ankles, knees ... frequent attacks • Arthritis ... concomitant infection ... Dual-energy CT → MSU ... management #treatment #rheumatology
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Tenderness → Consider infectious ... Tests: • Measure ... RP-ILD), dermato-rheumatologic ... weakness + atrophy- Hip ... • Nonerosive arthritis