The Calgary Guide to Understanding Disease @TheCalgaryGuide
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Benign Prostatic Hyperplasia: Pathogenesis and Medications
Aging
 -> Increased Testosterone -> Testosterone metabolized into DHT by type
Benign Prostatic ... a-reductase in prostate ... inflammation ... #BPH #Benign # ... #Prostate #Pathophysiology
Benign Prostatic Hyperplasia: Pathogenesis and Clinical Findings

Hormonal alterations (result of aging process)
    ->
Benign Prostatic ... FGF-related proteins) Inflammation ... Inflammation: Incr ... stones #BPH #Benign ... #Prostate #Pathophysiology
Inflammatory Cascade: Pathogenesis and Clinical Findings
Continued Innate Immunity
 • Phagocytosis: (main mechanism) neutrophils and macrophages engulf
destruction), promote inflammation ... Inflammatory #Cascade #Inflammation ... #pathophysiology ... #immunology
Lower Urinary Tract Infections: Complications
 - Infection damages the urinary tract epithelium causing fibroblast proliferation and
Bacterial toxins and inflammation ... urethra travel to prostate ... via prostatic ducts ... UrinaryTractInfection #LUTI #Pathophysiology
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
manifestations Skin: • Inflammation ... Eyes: • Globe inflammation ... on CXR • RA inflammation ... RheumatoidArthritis #RA #pathophysiology ... symptoms #diagnosis #ExtraArticular
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
cells or CTLs -> Inflammation ... HypersensitivityReaction #Allergy #Immunology ... #pathophysiology
Periorbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Dacryoadenitis: infection of the lacrimal glands
b. Conjunctivitis: inflammation of the
Conjunctivitis: inflammation ... Chalazion: a benign ... localized infection or inflammation ... Periorbital #Cellulitis #pathophysiology
C5-C9 Deficiency - Pathogenesis and Clinical Findings
Note:
 • Risk of invasive meningococcal disease is 1000-10000x higher
Inflammation ... C5C9Deficiency #Complement #pathophysiology ... #immunology
Ankylosing Spondylitis: Extra-articular Manifestations
 • Ocular - Inflammation of the iris, the anterior part of the
Manifestations • Ocular - Inflammation ... • Cardiac - Inflammation ... - Ligamentous inflammation ... AnkylosingSpondylitis #Extraarticular ... Complications #pathophysiology