This site is intended for healthcare professionals

Go to /sign-in page

You can view 5 more pages before signing in

Palmar crease (single)

Last reviewed dd mmm yyyy. Last edited dd mmm yyyy

Authoring team

A simian crease is a single palmar crease, often a variant of normal, but frequently associated with Down's syndrome.

The name alludes to the fact that other primates have a single palmar crease.

The creasing of the palm relates to the way the hand is held in utero.

Related pages

Create an account to add page annotations

Annotations allow you to add information to this page that would be handy to have on hand during a consultation. E.g. a website or number. This information will always show when you visit this page.