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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glaucoma diagnosis signs symptoms acute aqueoushumor cellulitis closedangle complications drainage extraarticular maculardegeneration manifestations openangle periorbital production
Age Related Macular Degeneration: Pathogenesis and clinical findings Photoreceptor atrophy -> Extracellular debris (drusen) from RPE atrophy/metabolism
Age Related Macular ... reduces blood flow ... early disease) #AgeRelated ... MacularDegeneration #pathophysiology ... #ophthalmology
Aqueous Humor Production and Drainage • Provides nutrition, removes wastes, and transports neurotransmitters to the avascular
structural integrity of ocular ... Pathway (~60-80 % of flow ... ciliary body -> Flows ... #Pathophysiology ... #ophthalmology
Periorbital Cellulitis: Pathogenesis and Clinical Findings Definitions: a. Dacryoadenitis: infection of the lacrimal glands b. Conjunctivitis: inflammation of the
lacrimal sac, secondary ... normal: - extra-ocular ... Periorbital #Cellulitis #pathophysiology ... #ophthalmology
Acute Closed Angle Glaucoma: Pathogenesis and Clinical Findings OPHTHALMIC EMERGENCY: Early detection is essential, but most patients
-> crowding of ocular ... resistance to the flow ... ClosedAngle #Glaucoma #pathophysiology ... #ophthalmology
Ankylosing Spondylitis: Extra-articular Manifestations • Ocular - Inflammation of the iris, the anterior part of the
Manifestations • Ocular ... in glomeruli -> Secondary ... lung fibrosis #AnkylosingSpondylitis ... Complications #pathophysiology
Secondary Glaucoma: Pathogenesis and Clinical Findings Open-Angle Secondary Glaucoma: • Pre-trabecular defect -> Aqueous outflow is obstructed
Secondary Glaucoma ... Findings Open-Angle Secondary ... Decr axoplasmic flow ... #Glaucoma #pathophysiology ... #ophthalmology
Primary Open-Angle Glaucoma: Pathogenesis and Clinical Findings • Risk factors -> Incr IOP, Incr age, African-American
intra- or peri-ocular ... Decr axoplasmic flow ... central vision #Secondary ... OpenAngle #Glaucoma #pathophysiology ... #ophthalmology
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