Thyroid gland
Other malignancies

Topic Completed: 1 February 2014

Revised: 14 March 2019

Copyright: 2014-2017,, Inc.

PubMed Search: hemangiopericytoma thyroid

Sheren Younes, M.D.
Page views in 2018: 208
Page views in 2019 to date: 162
Cite this page: Younes S. Hemangiopericytoma. website. Accessed August 19th, 2019.
Definition / general
  • Uncommon tumor that arises from pericytes, rare in thyroid
  • Usually 6th - 7th decades
  • Males and females are equally affected
Case reports
Clinical images

Images hosted on other servers:

Tumor of lateral cervical region

Lung metastases

Microscopic (histologic) description
  • Cellular tumor composed of plump spindle cells
  • Blood vessels are thin, slit-like, irregular, branching (staghorn)
  • Increased atypia and mitotic rate predict aggressive behavior
Microscopic (histologic) images

Images hosted on other servers:

Various images

Positive stains
Differential diagnosis
  • Other spindle cell lesions of thyroid
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