Cornea plana 1

Cornea plana 1
Classification and external resources
OMIM	121400

Cornea plana 1 (CNA1) is an extremely rare congenital hereditary deformity of the eye surface, leading to severe decrease in corneal curvature.

External links

Congenital Clouding of the Cornea - eMedicine; by Noah S Scheinfeld, MD, JD, FAAD and Benjamin D Freilich, MD, FACS

Inflammation	Stye Chalazion Blepharitis

Entropion Ectropion Lagophthalmos Blepharochalasis Ptosis Blepharophimosis Xanthelasma

Eyelash	Trichiasis Madarosis

Sclera	Scleritis Episcleritis

Cornea	Keratitis herpetic acanthamoebic fungal Corneal ulcer Photokeratitis Thygeson's superficial punctate keratopathy Corneal dystrophy Fuchs' Meesmann Corneal ectasia Keratoconus Pellucid marginal degeneration Keratoglobus Terrien's marginal degeneration Post-LASIK ectasia Keratoconjunctivitis sicca Corneal neovascularization Kayser–Fleischer ring Haab's striae Arcus senilis Band keratopathy

Iris Ciliary body	Uveitis Intermediate uveitis Hyphema Rubeosis iridis Persistent pupillary membrane Iridodialysis Synechia

Choroid	Choroideremia Choroiditis Chorioretinitis

Other

Optic neuritis optic papillitis Papilledema Foster Kennedy syndrome Optic atrophy Optic disc drusen

Optic neuropathy	Ischemic anterior (AION) posterior (PION) Kjer's Leber's hereditary Toxic and nutritional

Ophthalmoparesis Chronic progressive external ophthalmoplegia Kearns–Sayre syndrome

palsies	Oculomotor (III) Fourth-nerve (IV) Sixth-nerve (VI)

Other binocular

Amblyopia Leber's congenital amaurosis Diplopia Scotoma Color blindness Achromatopsia Dichromacy Monochromacy Nyctalopia Oguchi disease Blindness / Vision loss / Visual impairment

Anopsia	Hemianopsia binasal bitemporal homonymous Quadrantanopia

subjective	Asthenopia Hemeralopia Photophobia Scintillating scotoma

Other

Infections

Trachoma Onchocerciasis

Congenital malformations and deformations of eyes (Q10–Q15, 743)

Eyelid	Ptosis Ectropion Entropion Distichia Blepharophimosis Ablepharon Marcus Gunn phenomenon

Lacrimal apparatus	Congenital lacrimal duct obstruction

Entire eye	Anophthalmia (Cystic eyeball, Cryptophthalmos) Microphthalmia

Lens	Ectopia lentis Aphakia

Iris	Aniridia

Anterior segment	Axenfeld syndrome

Cornea	Keratoglobus Megalocornea

Other	Buphthalmos Coloboma (Coloboma of optic nerve) Hydrophthalmos Norrie disease

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