Definition

Lipofuscin is a brownish pigment left over from the breakdown and absorption of damaged blood cells.

Lipofuscin is found in heart muscle and smooth muscles and is also called the aging pigment.

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Review Date:1/22/2007
Reviewed By: Benjamin W. Van Voorhees, MD, MPH, Assistant Professor of Medicine and Pediatrics, The University of Chicago, Chicago, IL. Review provided by VeriMed Healthcare Network.