Nasal cavity, paranasal sinuses, nasopharynx
Other tumors
Gangliocytic paraganglioma

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

Revised: 23 May 2018, last major update November 2004

Copyright: (c) 2004-2018,, Inc.

PubMed Search: Gangliocytic paraganglioma nasal[TI]

Cite this page: Pernick, N. Gangliocytic paraganglioma. website. Accessed November 18th, 2018.
Definition / general
  • Rare at any site, only a few cases described in nasal cavity or nasopharynx
  • Usually is a periampullary tumor, although also described in jejunum, appendix, stomach
  • Not related to true paragangliomas
Microscopic (histologic) description
  • Triphasic with epithelioid, spindle cell (nerve sheath-like) and ganglion cell-like elements
Microscopic (histologic) images

Images hosted on other servers:

1A: small nests of epithelioid cells surrounded by collapsed arteries
1B: ganglion-like cells with abundant amphophilic cytoplasm, large hyperchromatic nuclei and prominent nucleoli
1C: ganglion-like cells mixed with Schwann cell-like spindle cells
2: diffuse chromogranin+ in epithelioid component; 3: spindle cells are S100+

Additional references