any structural anomaly of the unilobar sebaceous glands located on the margin of the eyelid that service the eyelash; these glands produce an oily substance that is issued through the excretory ducts of the sebaceous lobule into the middle portion of the hair follicle
absent eyelids +
ankyloblepharon filiform
blepharoptosis
ectropion
entropion
epicanthus inversus
eyelid edema
eyelid hyperplasia
eyelid hypoplasia
eyelids open at birth
pronounced eyelids
thick eyelids
Synonyms
Exact Synonyms:
abnormal ciliary sebaceous gland of eyelid
;
abnormal gland of Zeis morphology