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1. A skin fold of the upper eyelid, covering the inner corner (medial canthus) of the eye. (

2. A skin fold of the upper eyelid, typical to East Asians. (

3. A vertical fold of skin over the nasal canthus; normal for Mongolian peoples; sometimes occurs in Down’s syndrome. (

4. A vertical fold of skin on either side of the nose, sometimes covering the inner canthus; a normal characteristic in persons of certain races, but anomalous in others. (Dorland’s Medical Dictionary for Health Consumers)

Syn: Epicanthic fold, epicanthal fold, plica palpebronasalis, palpebronasal fold, or simply eye fold

Word origin: Gk, epi + kanthos, lip of a vessel

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