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Glomangiopericytoma of the sphenoethmoid complex
  1. Larry Shemen1,
  2. Wayne Yan2,
  3. Adnan Hasanovic3 and
  4. Jiankun Tong4
  1. 1Surgery, NewYork-Presbyterian Hospital, New York, New York, USA
  2. 2Otolaryngology-Head and Neck Surgery, NewYork-Presbyterian Hospital, New York, New York, USA
  3. 3Pathology, Mount Sinai Medical Center, New York, New York, USA
  4. 4Pathology, NewYork-Presbyterian Hospital, New York, New York, USA
  1. Correspondence to Professor Larry Shemen; lshemen{at}


Sinonasal glomangiopericytoma is a rare sinonasal tumour accounting for less than. 5% of all sinonasal tumours. This tumour often presents as another, more common type of vascular lesion and is similarly prone to haemorrhage. The optimal treatment includes complete surgical resection. We, herein, present two such cases adding to the world literature of this rare tumour.

  • radiology
  • pathology
  • head and neck surgery
  • otolaryngology / ENT
  • ear
  • nose and throat/otolaryngology

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  • Contributors Each of the authors has materially contributed to the writing of this article. LS has written the text for case 2 (my patient) and performed the literature search and composed the discussion. WY wrote the text for case 1 and reviewed the text. AH performed the pathological examination of case 2, provided the photomicrographs and wrote the text for his figures. JT performed the pathological examination for case 1, provided the photomicrograpshs and wrote the text for his figures. All the authors reviewed the whole text.

  • Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.

  • Competing interests None declared.

  • Patient consent for publication Obtained.

  • Provenance and peer review Not commissioned; externally peer reviewed.