Oral cavity
Congenital anomalies
Hairy polyp

Author: Charu Thakral, M.D. (see Authors page)

Revised: 13 April 2018, last major update February 2013

Copyright: (c) 2002-2018, PathologyOutlines.com, Inc.

PubMed Search: Hairy polyp

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Cite this page: Thakral, C. Hairy polyp. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/oralcavityhairypolyp.html. Accessed January 18th, 2019.
Definition / general
  • Rare, arises from oropharynx or nasopharynx
  • Benign lesions containing ectodermal and mesodermal elements
  • Symptoms depend on location and size
Case reports
Clinical images

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Protruding from left side of mouth

Left lateral oropharyngeal wall

Phalic on dorsal tongue

Gross images

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After resection

Microscopic (histologic) description
  • Polypoid lesion of epidermis, hair follicles, sebaceous glands and eccrine sweat glands
  • Variable adipose tissue, smooth muscle, striated muscle and cartilage in core
Microscopic (histologic) images

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Mesodermal and ectodermal layers