Larynx & hypopharynx
Benign tumors / nonneoplastic

Topic Completed: 1 October 2004

Minor changes: 7 June 2019

Copyright: 2002-2019,, Inc.

PubMed Search: paraganglioma[title] larynx

Nat Pernick, M.D.
Page views in 2019: 205
Page views in 2020 to date: 97
Cite this page: Pernick N. Paraganglioma. website. Accessed May 28th, 2020.
Definition / general
  • Malignant behavior in 3 - 25% (some may have actually been moderately differentiated neuroendocrine carcinomas); 15% recur locally
  • 70% male, mean age 47 years
  • Commonly involves aryepiglottic fold
Gross images

Images hosted on Pathout server, contributed by. Dr. Debra Zynger, Ohio State University (USA):
Missing Image

Parapharyngeal paraganglioma

Microscopic (histologic) description
  • Cell nests (Zellballen) surrounded by sustentacular cells
Positive stains
Negative stains
Differential diagnosis
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