Cite this page: Pernick N. Trichrome. PathologyOutlines.com website. https://www.pathologyoutlines.com/topic/stainstrichrome.html. Accessed February 3rd, 2023.
Definition / general
- Stains collagen blue
- Phosphotungstic or phosphomolybdic acid is used with anionic dyes
- Martius scarlet blue trichrome: method for staining of elastica, connective tissue in general, fibrin; stains for fresh (orange-yellow), mature (red) or old (blue) fibrin
- PTAH: variant of trichrome stain; demonstrates intracytoplasmic filaments in muscle and glial cells