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

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
• Interstitial lung ... • Shrinking lung ... System Tender points ... #differential #diagnosis ... #rheumatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... Malar rash • SLE ... • Cholesterol emboli ... #differential #diagnosis ... #rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
effusion, Restrictive lung ... of hip (rare), Arthritis ... erythematosus #signs ... #symptoms #diagnosis ... #rheumatology
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
- Differential Diagnosis ... Algorithm Monoarthritis ... Erythematosus (SLE ... should have other symptoms ... #Differential #Diagnosis
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Vascular Joint Pain ... - Differential Diagnosis ... Algorithm - ... e.g. fractured long ... #Algorithm #Orthopedics
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Manifestations: - Arthritis ... Myositis 4% - Lung ... autoantibodies #signs ... #symptoms #mimickers ... #differential #rheumatology
Rheumatoid Arthritis Summary
Overview: chronic, inflammatory symmetric polyarthritis involving small joints of hands/feet, knees, shoulders
Signs & Symptoms:
Rheumatoid Arthritis ... knees, shoulders Signs ... & Symptoms: • ... #Rheumatoid #Arthritis ... #rheumatology
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Generally affects long ... predispose to other orthopedic ... dz difficult to see ... Osteomyelitis / Septic Arthritis ... #differential #diagnosis
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... noninflammatory Signs ... constitutional symptoms ... #Diagnosis #MSK ... #rheumatology #
Autoimmune Myositis
Necrotizing myopathy is associated with higher CK levels, greater level of muscle weakness, less systemic
less systemic symptoms ... , holster sign, ... myositis, and arthritis ... Can also see mechanics ... #rheumatology