Fontana Masson stain

Alphabetical Test listing

Fontana Masson stain-12376 - Technical only, 12379 - Technical & interpretation

  
Fontana Masson stain
  
12376 - Technical only, 12379 - Technical & interpretation
  
LAB12376
LAB12379
  
Melanin
Special stain
  

All special stains will include a positive control tissue

  

This stain is used for the demonstration of argentaffin substances such as melanin, argentaffin granules of carcinoid tumors, and some neurosecretory granules in tissue specimens.

  
Tissue
  

Formalin vial/container

  

Prepare a formalin-fixed, paraffin-embedded (FFPE) tissue block

  

FFPE tissue block

  

Prepare two (2) 4 micron thick section unstained slides from an FFPE tissue block

  
  

Histopathology Processing & Special Stains requisition

  

Ambient

Protect paraffin block and/or slides from excessive heat

  
  • Insufficient tissue in block
  • Mislabeled/Unlabeled block or slides
  • Broken slides
  
AHL - Histology: A
  
Mo - Fr
  
24 - 48 hours
  

Histochemical staining and microscopic evaluation

  

An interpretive pathology report will be provided for Technical with Interpretation cases.

  
88313
  
06/29/2021
  
07/01/2021
  
01/12/2024