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The Eye Orbit Functional anatomy and proptosis Thyroid ophthalmopathy ( Graves disease) Accumulation of extracellular matrix proteins and fibrosis in the rectus muscles Other orbital inflammatory conditions Diseases that increase orbital contents displace the eye forward – sarcoidosis, adenoma, glioma, meningioma Cellulitis, mucormycosis, Wegener granulomatosis Neoplasms Capillary hemangioma, lymphangioma. Non-Hodkin lymphoma, metastases Eyelid Functional anatomy Blepharitis, chalazion Neoplasms Basal cell carcinoma, sebaceous carcinoma,Kaposi sarcoma Conjunctiva Functional anatomy Conjunctival scarring Palpebral conjunctiva, bulbar conjunctiva Chlamydia trachomatic Pemphogoid Dry eyes Iatrogenic Pinguecula and pterygium Neoplasms Conjunctival intraepithelial neoplasia Muoepidermoid carcinoma Nevi Melonoma Sclera RA – scleritis Blue sclera Cornea Functional anatomy Keratitis and ulcers Stroma lacks blood vessels and lymphatics Descemet membrane – copper deposits in wilson disease Infectious ulcers Corneal degenerations and dystrophies Band keratopathy Keratoconus Fuchs endothelial dystrophy Stromal dystrophies Anterior Segment Functional anatomy Cataract The anterior segment and glaucoma Primary open-angle - MYOC gene Secondary open-angle– Sturge-Weber Primary angle-closure, Secondary angle- closure Endophthalmitis and panophthalmitis Keratic precipitates e.g. mutton-fat in sarcoid Uvea Uveitis JIA Infectious Granulomatous Toxoplamosis Sympathetic ophthalmia Neoplasms Nevi Melanomas Retina and Vitreous Functional anatomy Retinal detachment Hypertension DM – background and proliferative retinopathy Retinopathy of prematurity Sickle retinopathy Retinal vasculitis Radiation retinopathy Retinal artery and vein occlusions Age-related macular degeneration Other retinal degenerations Separation of the neurosensory retina from the retinal pigment epithelium Retinal vascular disease Persistent hyperplastic primary vitreous Posterior vitreous detachment Retinitis pigmentosa – inherited, Refsum disease, rods and ones lost to apoptosis Retinitis Retinal neoplasms Retinoblastoma Retinal lymphoma Optic Nerve Anterior ischemic optic neuropathy Papilledema Glaucomatous optic nerve damage Other optic neuropathies Optic neuritis The End-Stage Eye: Phthisis Bulbi