The Calgary Guide to Understanding Disease @TheCalgaryGuide
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Account created for The Calgary Guide to Understanding Disease - Linking pathophysiology to clinical presentation - http://calgaryguide.ucalgary.ca/
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Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
Lupus (SLE): Mucocutaneous ... cytokines -> localized inflammatory ... Manifestations #pathophysiology ... #diagnosis #signs ... #symptoms #complications
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Systemic Lupus Erythematosus ... #Systemic #Lupus ... Erythematosus #SLE #MSK ... Complications #pathophysiology ... #signs #symptoms
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
Rheumatoid arthritis (RA ... effusion on CXR • RA ... RheumatoidArthritis #RA ... #pathophysiology ... #signs #symptoms
Primary Sjogren’s Syndrome: Pathogenesis and Clinical Findings
• Primary Sjögren's is a solitary process whereas secondary Sjögren's
rheumatoid arthritis (RA ... ) or systemic lupus ... / Symptoms: - ... Sjogrens #Syndrome #Pathophysiology ... #Symptoms
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
• Rate of inflammatory ... etc • Systemic inflammation ... Extra-articular signs ... #pathophysiology ... #signs #symptoms
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
Swollen Joints • Inflammation ... Rheumatoid arthritis, Lupus ... mild synovial inflammation ... Comparison #Versus #MSK ... JointPain #Diagnosis #pathophysiology
Psoriatic Arthritis: Pathogenesis and Clinical findings

In tendons and connective tissues:
 • Enthesitis  - Pain/tenderness over
• Dactylitis - Inflammation ... polyarthritis (like RA ... PsoriaticArthritis #pathophysiology ... #diagnosis #signs ... #symptoms
Adhesive Capsulitis (Frozen Shoulder) - Pathogenesis and Clinical Findings

 • Primary (Idiopathic): Unknown etiology, but associated
as post-inflammatory ... FrozenShoulder #pathophysiology ... #diagnosis #symptoms ... #signs #stages ... #staging #msk
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
mastoid air cells (inflammation ... mucosa leads to inflammation ... : Extension of inflammatory ... #Mastoiditis #pathophysiology ... #signs #symptoms
Psoriatic Arthritis: Complications

 • Ocular - Inflammation of middle layer of the eye (the uvea, which
• Ocular - Inflammation ... Valvular disease - Inflammatory ... PsoriaticArthritis #pathophysiology ... #diagnosis #signs ... #symptoms #Complications