Skin nodules are solid or cystic raised bumps in the skin that are wider than one centimeter, but less than two centimeters.
Armstrong CA. Examination of the skin and approach to diagnosing skin diseases. Goldman's Cecil Medicine. 24th ed. Philadelphia, PA: Elsevier Saunders; 2012:chap 444.
Laura J. Martin, MD, MPH, ABIM Board Certified in Internal Medicine and Hospice and Palliative Medicine. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.