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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Post-Traumatic Stress Disorder (PTSD)
Neurochemical abnormalities
 • Hyper-vigilance
 • Emotional hyper-arousal
 • Exaggerated startle reflex
 • Anxiety
StressDisorder #PTSD #BehavioralDisorder ... #Pathophysiology ... #diagnosis #symptoms
Rheumatoid arthritis (RA): X-ray features
 • Soft tissue swelling (best seen by comparing left & right
different planes) #RheumatoidArthritis ... #RA #HandXray #Diagnosis ... Radiology #Clinical #Pathophysiology
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
auscultation #RheumatoidArthritis ... #RA #pathophysiology ... signs #symptoms #diagnosis
Boutonniere Deformity: Pathogenesis and Complications
 • Hyperextension of DIP
 • Flexion of PIP
=> Boutonniere Deformity =>
Boutonniere #Deformity #pathophysiology ... #msk #rheumatoidarthritis
Patellofemoral Syndrome - Pathogenesis and clinical findings
 • Anterior Knee Pain with possible symptoms of 'catching'
Patellofemoral #Syndrome #pathophysiology ... #diagnosis #signs ... #symptoms #msk
Attention Deficit Hyperactive Disorder (ADHD): Pathogenesis and clinical findings
 - For diagnosis, must have either 26
findings - For diagnosis ... to 25 for new diagnosis ... AttentionDeficitHyperactiveDisorder #ADHD #BehavioralDisorder ... #Pathophysiology ... #diagnosis #symptoms
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Erythematosus #SLE #MSK ... Complications #pathophysiology ... signs #symptoms #diagnosis
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
Spondylolisthesis #MSK ... #diagnosis #pathophysiology
Cubital Tunnel Syndrome: Pathogenesis and clinical findings

 • Paresthesia of 5th and medial half of 4th
CubitalTunnel #Syndrome #Diagnosis ... #pathophysiology ... signs #symptoms #msk
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
Extra-articular signs #RheumatoidArthritis ... #RA #pathophysiology ... signs #symptoms #diagnosis