OverviewXanthomas are raised, waxy-appearing, frequently yellowish-colored skin lesions, seen here on the knee. These may be associated with an underlying lipid (cholesterol/triglyceride) abnormality.
Update Date 5/20/2014
Updated by: Larry A. Weinrauch MD, Assistant Professor of Medicine, Harvard Medical School, Cardiovascular Disease and Clinical Outcomes Research, Watertown, MA. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.