The Calgary Guide to Understanding Disease @TheCalgaryGuide
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Benign Prostatic Hyperplasia: Pathogenesis and Clinical Findings

Hormonal alterations (result of aging process)
    ->
Benign Prostatic Hyperplasia ... Inflammation: Incr tissue injury ... chronic renal injury ... Pathophysiology #Urology ... #Signs #Symptoms
Myelopathy - Injury to the entire spinal cord - Signs and Symptoms
 • Ataxia (early sign)
Myelopathy - Injury ... spinal cord - Signs ... and Symptoms ... Ataxia (early sign ... #symptoms #msk
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
spinal artery injury ... function below injury ... pathophysiology #signs ... #symptoms #msk ... #orthopedics #neurology
Graves’ Disease: Pathogenesis and Clinical Findings
B & T lymphocyte mediated autoimmunity attack TSH receptor -> Continuous
Thyroid gland hyperplasia ... the etiology Signs ... /Symptoms: - Pretibial ... endocrinology #symptoms ... #signs #diagnosis
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Findings Compression/injury ... paresthetica • Symptoms ... 3-6 months of symptom ... differential #diagnosis #signs ... #symptoms
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
Avulsion or shearing injury ... onto lateral hip Signs ... /Symptoms/Complications ... pathophysiology #signs ... #symptoms #orthopedics
Acute Rheumatic Fever: Pathogenesis and Clinical Findings

Delayed autoimmune reaction
-> Molecular mimicry
-> GAS antigen cross-reacts with host
->
cells -> Tissue injury ... Pancarditis and valvular injury ... pathophysiology #diagnosis #signs ... #symptoms #complications
Prader-Willi Syndrome: Pathogenesis and clinical findings
 • Maternal uniparental disomy: inheriting 2 copies of maternal chromosome
Prader-Willi Syndrome Signs ... /Symptoms/Complications ... : • Gonadal hypoplasia
21-Hydroxylase Deficiency (21-OHD): Pathogenesis and Clinical Findings
Autosomal recessive mutation in CYP21A2 coding for the enzyme 21-OHase
congenital adrenal hyperplasia ... Signs/Symptoms/Complications
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
causes direct injury ... Pathophysiology #Diagnosis #Signs ... #Symptoms #Vasculitis