congenital absence of the palpebral fissure, the skin extending from the forehead to the cheek, with the eyeball malformed or rudimentary. Called also cryptophthalmia and cryptophthalmus.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.


, cryptophthalmia (krip'tof-thal'mŭs, -thal'mē-ă),
Congenital absence of eyelids, with the skin passing continuously from the forehead onto the cheek over a rudimentary eye.
[crypto- + G. ophthalmos, eye]
Farlex Partner Medical Dictionary © Farlex 2012


A very rare congenital defect in which the skin of the eyelids is continuous over the eyeball, resulting in an absence of palpebral fissure. Eyelashes may or may not be present. The cornea is fused with the overlying skin into one structure. Note: also spelt cryptophthalmos or cryptophthalmus.
Millodot: Dictionary of Optometry and Visual Science, 7th edition. © 2009 Butterworth-Heinemann
References in periodicals archive ?
Morphological studies showed the abnormalities such as distorted axis, cryptophthalmia, anophthalmia, open eyelids, micromelia, phocomelia, agnathia, hydrocephaly, angular tail and subcutaneous hemorrhages.
Multiple congenital abnormalities associated with cryptophthalmia. Arch Ophthalmol 1969; 81:638-644.
Morphological studies revealed defects like imbalanced axis, hydrocephaly, microphthalmia, cryptophthalmia, open eyelids, meromelia, forelimb micromelia, clinodactyly, syndactyly, subcutaneous hemorrhages and kinky tail.
Similarly, cryptophthalmia was observed in dose groups 0.02, 0.06 and 0.1 ug/g BW, while open eyelids were present in 0.08ug/g BW, moreover microophthalmia was observed in 0.1ug/g BW.
During present study hydrocephaly, cryptophthalmia, microphthalmia and open eyelids were observed.