The Calgary Guide to Understanding Disease @TheCalgaryGuide
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Anaphylaxis: Signs and Symptoms
Anaphylaxis: when any egg of three conditions is met:
1. Acute onset of skin/mucosal
Anaphylaxis: Signs ... and Symptoms Anaphylaxis ... Angioedema #Anaphylaxis ... #pathophysiology ... #immunology #diagnosis
X-Linked Agammaglobulinemia: Pathogenesis and clinical findings
The epidemiology of this disease is 1/340,000 births and roughly double
X-Linked Agammaglobulinemia ... 40% of patients diagnosed ... common antigens #Agammaglobulinemia ... #XLinked #pathophysiology ... #immunology
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
with keratotic scaling ... that extend inflammation ... -> Incr local inflammation ... Manifestations #pathophysiology ... #diagnosis #signs
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
sensory • Before diagnosis ... , Stabbing) - ... MeralgiaParesthetica #MSK ... #pathophysiology ... #differential #diagnosis
Adhesive Capsulitis (Frozen Shoulder) - Pathogenesis and Clinical Findings

 • Primary (Idiopathic): Unknown etiology, but associated
shoulder joint inflammation ... FrozenShoulder #pathophysiology ... #diagnosis #symptoms ... signs #stages #staging ... #msk
Radiculopathy: Signs and Symptoms
 • Back/Neck Pain
 • Decr Range of motion
 • Abnormal posturing
 •
: -> Shooting, stabbing ... Radiculopathy #MSK ... #diagnosis #signs ... #symptoms #pathophysiology
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
pain (shooting, stabbing ... CaudaEquina #Syndrome #MSK ... #pathophysiology ... #diagnosis #symptoms
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
Swollen Joints • Inflammation ... mild synovial inflammation ... Comparison #Versus #MSK ... JointDisease #JointPain #Diagnosis ... #pathophysiology
Benign Prostatic Hyperplasia: Pathogenesis and Clinical Findings

Hormonal alterations (result of aging process)
    ->
alterations (result of aging ... FGF-related proteins) Inflammation ... granulocytes) -> Prostate Inflammation ... Hyperplasia #Prostate #Pathophysiology ... Signs #Symptoms #Diagnosis
Diffuse Systemic Sclerosis (Scleroderma)
 - Pulmonary Fibrosis -> Crackles, Abnormal CXR
 - Pulmonary Hypertension, Right Heart
Renal Failure - Mask ... (i.e. a "purse-string ... #Scleroderma #pathophysiology ... signs #symptoms #diagnosis