Xanthomas are raised, waxy-appearing, frequently yellowish-colored skin lesions. They may be associated with an underlying lipid (cholesterol/triglyceride) abnormality.
Review Date 5/31/2023
Updated by: Ramin Fathi, MD, FAAD, Director, Phoenix Surgical Dermatology Group, Phoenix, AZ. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.