Phosphotungstic acid-hematoxylin (PTAH)

Author: Nat Pernick, M.D. (see Authors page)

Revised: 7 December 2015, last major update June 2005

Copyright: (c) 2003-2015,, Inc.

PubMed Search: Phosphotungstic acid-hematoxylin[title]
Cite this page: Phosphotungstic acid-hematoxylin (PTAH). website. Accessed October 27th, 2016.
Definition / General
  • Variant of trichrome stain; demonstrates intracytoplasmic filaments in muscle and glial cells
Micro Images

Myxopapillary ependymoma of broad ligament (fig 7)