Isolated congenital ectropion

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Isolated congenital ectropion

ORPHA:99171Morphological anomaly

What it is

Isolated congenital ectropion is a rare ocular disease characterized by congenital, unilateral or bilateral, lower or upper eyelid malposition with eversion of the margin due to a vertical shortage of skin, leading to exposure of the conjunctiva and sometimes the cornea. Chronic epiphora and exposure keratitis may be observed in severe cases.

Key facts

Classified as
Morphological anomaly

ICD-10 codes

Q10.1filed under a broader ICD-10 category — shared with 2 other rare diseases

ICD-10 has no distinct code for most rare diseases, so many are filed under the nearest available one. A shared code identifies the group, not this disease — the ORPHAcode above is what identifies it.

Cross-references

MONDO 0020463UMLS C5681630

Orphadata Science: Free access data from Orphanet. © INSERM 1999. Data version 2026-06-23. Available under CC BY 4.0. This is a reference, not medical advice.

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