Cite this page: Pernick N. Lipochrome (lipofuscin) pigments. PathologyOutlines.com website. https://www.pathologyoutlines.com/topic/stainslipochrome.html. Accessed October 24th, 2021.
Definition / general
- Breakdown products within cells from oxidation of lipids and lipoproteins
- Also called “wear and tear” pigments in heart, liver, CNS, adrenal cortex (zona reticularis), testis interstitium and seminal vesicle
- Stains with Sudan black B, long Ziehl-Neelson acid fast, Schmorl methods
- Lipochrome may have strong orange autofluorescence in formalin-fixed, unstained paraffin sections