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Overview
The spleen is an organ involved in the production and maintenance of red blood cells, the production of certain circulating white blood cells, as a part of the lymph system, and as a part of the immune system.
Review Date 3/11/2023
Updated by: Debra G. Wechter, MD, FACS, General Surgery Practice Specializing in Breast Cancer, Virginia Mason Medical Center, Seattle, WA. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.