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.
Nodule
Skin nodules are solid or cystic raised bumps in the skin that are wider than 1 centimeter (cm), but less than 2 cm.
Mucous membrane
Mucosa is moist tissue that lines certain parts of the inside of your body. It is in your: NoseMouthLungsUrinary and digestive tracts Glands in this...
The term "tubercle" is less commonly used to refer to skin irritation resulting from a tuberculosis (TB) infection.
Review Date: 1/31/2015
Reviewed By: 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, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.