What is labial hypoplasia?

Also known as: Small or absent labia.

The labia are the two inner and outer protective lips/folds of the vagina. Labial hypoplasia is the harmless condition where one or both sides of the labia either are missing or don't grow normally during puberty.

How common is labial hypoplasia?

Labial hypoplasia is a rare disorder, but some estimates say that between 1 out of every 5,000 to 7,000 women are born with the defect that leads to this disorder.

What causes labial hypoplasia?

The cause of labial hypoplasia is not known.

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Reviewed by: Jack Wolfsdorf, MD, FAAP

This page was last updated on: 1/29/2019 3:21:13 PM