cornea plana https://github.com/monarch-initiative/mondo/issues/7573 https://www.malacards.org/card/congenital_cornea_plana https://www.malacards.org/card/cornea_plana flat cornea ICD10CM:Q13.4 Orphanet:53691 UMLS:C0344529 GARD:0016657 MEDGEN:576329 OMIMPS:121400 MONDO:0000733 HP:0007720 SCTID:204145006 congenital cornea plana icd11.foundation:262157734 DOID:0060287 A rare developmental defect of the eye characterized by usually bilateral absence of the normal protrusion of the cornea from the sclera, the corneal curvature being the same as that of the adjacent sclera. Most patients develop hyperopia, hazy corneal limbus, and arcus lipoides at an early age. The condition may present as an autosomal dominant or an autosomal recessive form, with the latter showing more severe signs and symptoms (such as a round and opaque thickening located centrally in the cornea) and more frequent association with other ocular anomalies. corneal disorder hereditary disease