The "labial index" in Down's syndrome.
In newborn females with Down's syndrome the labia majora are of a typical appearance, being shorter and wider than in normals. This observation can be expressed numerically by the "labial index", which in mongoloids was found significantly lower.
D001724:Birth Weight; D004314:Down Syndrome / Q000235:genetics / Q000473:pathology*; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D014844:Vulva / Q000473:pathology*