67 results
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... syndromeArthritis ... thrombophlebitis Skin ... Brittle nails - Skin ... differential #diagnosis
Reactive Arthritis
 • Inflammation of joints (commonly large joints)
    - Asymmetric Oligoarthritis: Joint
Reactive Arthritis ... pain in a few joints ... Transient • Skin ... pathophysiology #diagnosis ... #signs #symptoms
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
- Differential Diagnosis ... - (Reiter’s syndrome ... - with the skin ... should have other symptoms ... #Disorders #msk
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Skin Conditions ... Scleroderma Thickened skin ... Discoid skin ... #pain #skin #rashes ... #differential #
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Associated with Joint ... Pain Eyes ... Scleroderma Thickened skin ... #pain #differential ... #diagnosis #rheumatology
Patellofemoral Syndrome - Pathogenesis and clinical findings
 • Anterior Knee Pain with possible symptoms of 'catching'
Patellofemoral Syndrome ... Anterior Knee Pain ... pathophysiology #diagnosis ... #signs #symptoms ... #msk
Psoriatic Arthritis: Pathogenesis and Clinical findings

In tendons and connective tissues:
 • Enthesitis  - Pain/tenderness over
Enthesitis - Pain ... are inflamed In skin ... Psoriatic plaques on skin ... pathophysiology #diagnosis ... #signs #symptoms
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
visceral organ or nerve ... root Symptoms ... #Pain #MSK #rheumatology ... approach #workup #differential ... #diagnosis #arthritis
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Sjögrens (15%) Skin ... of hip (rare), Arthritis ... lesions Abdominal pain ... erythematosus #signs ... #symptoms #diagnosis
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
Rheumatoid arthritis ... pain, swelling, ... Stimulation of nerve ... pain), especially ... #symptoms #diagnosis