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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.

Updated: 1/21/2013

Linda J. Vorvick, MD, Medical Director and Director of Didactic Curriculum, MEDEX Northwest Division of Physician Assistant Studies, Department of Family Medicine, UW Medicine, School of Medicine, University of Washington. Also reviewed by A.D.A.M. Health Solutions, Ebix, Inc., Editorial Team: David Zieve, MD, MHA, David R. Eltz, Stephanie Slon, and Nissi Wang.


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