Sphenoid pneumosinus dilatans a sign of meningioma originating in the optic canal

L. W. Hirst, N. R. Miller, F. J. Hodges, J. J. Corbett, S. Thompson

Research output: Contribution to journalArticlepeer-review

47 Scopus citations

Abstract

Surgical exploration of three patients who had a radiological diagnosis of sphenoid pneumosinus dilatans disclosed an intracanalicular meningioma of the sheath of the optic nerve (MSON), bilaterally in two patients and unilaterally in the other. Two cases of sphenoid pneumosinus dilatans, previously reported, are reviewed, and a new case is presented. The relationship of sphenoid pneumosinus to MSON is discussed. Sphernoid pneumosinus dilatans may be an early sign of MSON in the optic canals or at the optic foramens.

Original languageEnglish (US)
Pages (from-to)207-210
Number of pages4
JournalNeuroradiology
Volume22
Issue number4
DOIs
StatePublished - Jan 1982

Keywords

  • Meningioma of sheath of optic nerve
  • Pneumosinus dilatans
  • Tumor of optic nerve

ASJC Scopus subject areas

  • Radiology Nuclear Medicine and imaging
  • Clinical Neurology
  • Cardiology and Cardiovascular Medicine

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