URL of this page: //www.nlm.nih.gov/medlineplus/ency/article/002333.htm

Tubercle

A tubercle is a small rounded point of a bone. It also refers to a nodule attached to bone, mucous membrane, or skin.

The term "tubercle" is less commonly used to refer to skin irritation resulting from a tuberculosis (TB) infection.

Update Date 1/21/2013