– ectropion – entropion – eyelid neoplasms – hordeolum – Lacrimal apparatus diseases – dacryocystitis – dry eye syndromes – keratoconjunctivitis sicca – Sjögren syndrome – xerophthalmia – lacrimal duct obstruction – lens diseases – aphakia – aphakia, postcataract – cataract – lens subluxation – ectopia lentis – ocular hypertension – glaucoma – glaucoma, angle-closure – glaucoma, neovascular – glaucoma, open-angle – hydrophthalmos – ocular hypotension – ocular motility disorders – Duane retraction syndrome – Miller Fisher syndrome – nystagmus, pathologic – nystagmus, congenital – oculomotor nerve diseases – Adie syndrome – ophthalmoplegia – ophthalmoplegia, chronic progressive external – supranuclear palsy, progressive – ophthalmoplegia, chronic progressive external – Kearns–Sayre syndrome – strabismus – esotropia – exotropia – Tolosa–Hunt syndrome – optic nerve diseases – optic atrophy – optic atrophies, hereditary – optic atrophy, hereditary, leber – optic atrophy, autosomal dominant – wolfram syndrome – optic disk drusen – optic nerve injuries – optic nerve neoplasms – optic nerve glioma – optic neuritis – neuromyelitis optica – optic neuropathy, ischemic – papilledema – orbital diseases – enophthalmos – exophthalmos – Graves' disease – Graves ophthalmopathy – granuloma, plasma cell, orbital – orbital neoplasms – retrobulbar hemorrhage – pupil disorders – anisocoria – miosis – horner syndrome – mydriasis – tonic pupil – aide syndrome – refractive errors – aniseikonia – anisometropia – astigmatism – hyperopia – myopia – myopia, degenerative – presbyopia – retinal diseases – angioid streaks – diabetic retinopathy – epiretinal membrane – retinal artery occlusion – retinal degeneration – macular degeneration – macular edema, cystoid – retinal drusen – retinitis pigmentosa – kearns-sayer syndrome – usher syndromes – retinoschisis – retinal detachment – retinal dysplasia – retinal hemorrhage – retinal neoplasms – retinoblastoma – retinal neovascularization – retinal perforations – retinal vasculitis – retinal vein occlusion – retinitis – chorioretinitis – cytomegalovirus retinitis – retinal necrosis syndrome, acute – retinopathy of prematurity – vitreoretinopathy, proliferative – scleral diseases – scleritis – uveal diseases – choroid diseases – choroid hemorrhage – choroid neoplasms – choroidal neovascularization – choroideremia – choroiditis – chorioretinitis – pars planitis – gyrate atrophy – iris diseases – aniridia – WAGR syndrome – exfoliation syndrome – iridocyclitis – iris neoplasms – iritis – uveal neoplasms – choroid neoplasms – iris neoplasms – uveitis – panuveitis – ophthalmia, sympathetic – uveitis, anterior – behcet syndrome – iridocyclitis – iritis – uveitis, posterior – choroiditis – chorioretinitis