The Calgary Guide to Understanding Disease @TheCalgaryGuide
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pathophysiology diagnosis signs symptoms glaucoma acute aids astigmatism chemicalinjury chlamydia closedangle complications hiv myopia onchocerciasis openangle opthalmology orbital periorbital riverblindness
Acquired Immunodeficiency Syndrome (AIDS): Summary of Causes and Ocular Manifestations • Molluscum lesions • Eyelid Kaposi
of Causes and Ocular ... ophthalmicus • Cellulitis ... Keratoconiunctivitis sicca (dry eve ... spots #AIDS #Ocular ... Complications #ophthalmology
Orbital Cellulitis: Pathogenesis and Clinical Findings Definitions: a. Chemosis: Edema of the bulbar conjunctiva b. Panopthalmitis: inflammation of all
Orbital Cellulitis ... - Impinges on ocular ... Impaired extra-ocular ... Blindness #Orbital #Cellulitis ... pathophysiology #ophthalmology
Periorbital Cellulitis: Pathogenesis and Clinical Findings Definitions: a. Dacryoadenitis: infection of the lacrimal glands b. Conjunctivitis: inflammation of the
Periorbital Cellulitis ... Note: Eye exam ... normal: - extra-ocular ... If the eye cannot ... pathophysiology #ophthalmology
Xeropthalmia: Pathogenesis and Ocular Manifestations Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
Pathogenesis and Ocular ... • Loss of the eye ... non-functional eye ... pathophysiology #ophthalmology
Trachoma: Pathogenesis and clinical findings • Environmental Factors -> Bacterial infection is encouraged by poor hygiene
Transmission -> Eye-seeking ... from nasal or ocular ... Lubrication • Dry eye ... pathophysiology #ophthalmology
Onchocerciasis “River Blindness”: Pathogenesis and Ocular Manifestations Vectorial Transmission -> Onchocerca volvulus, a parasitic helminth, matures in to
Pathogenesis and Ocular ... Microfilariae enter the eye ... pathophysiology #ophthalmology
Acute Closed Angle Glaucoma: Pathogenesis and Clinical Findings OPHTHALMIC EMERGENCY: Early detection is essential, but most patients
present with a red eye ... Occurs in small eyes ... -> crowding of ocular ... pathophysiology #ophthalmology
Chemical Eye Injury: Pathogenesis and clinical findings Exogenous chemical to the eye and/or adnexa • Ammonia, sodium
Chemical Eye Injury ... chemical to the eye ... • Wash the eye(s ... ChemicalInjury #Eye ... #Ocular #opthalmology
Myopia: Pathogenesis and clinical findings • Axial length of eye -> Long axial length of the
Axial length of eye ... length of the eye ... of one or more ocular ... media of the eye ... pathophysiology #ophthalmology
Astigmatism: Pathogenesis and clinical findings Astigmatism - deviation from spherical curvature of the lens or eye Refracting power
of the lens or eye ... • Headache • Ocular ... pathophysiology #ophthalmology
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