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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 (moist layer lining parts of the body), or skin.

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

References

Taber's Cyclopedic Medical Dictionary. 23rd ed. Philadelphia, PA: F.A. Davis Company; 2017. www.tabers.com/tabersonline/. Accessed January 27, 2017.

Review Date 1/26/2017

Updated by: Linda J. Vorvick, MD, Clinical Associate Professor, Department of Family Medicine, UW Medicine, School of Medicine, University of Washington, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.