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May 1959

Neurilemmoma of the Hypoglossal Nerve: Report of a Case

Author Affiliations

Dallas, Texas
From the Department of Otolaryngology, University of Texas, Southwestern Medical School, and Baylor University Hospital.

AMA Arch Otolaryngol. 1959;69(5):583-588. doi:10.1001/archotol.1959.00730030595010

The neurilemmoma is a benign, nonmetastasizing, well-encapsulated tumor arising from the nerve-sheath cells or Schwann cells.1,3,28

In the field of otolaryngology this type of tumor is most frequently associated with tumors of the acoustic nerve. However, since 1933, when Figi10 first reported in the American literature the occurrence of this tumor in the pharynx, it is being reported with increasing frequency.

When this tumor arises in the pharynx (parapharyngeal space24) it is uncommon but cannot be considered a medical rarity.13

The exact number of such tumors that have been recorded in the international literature, has been reported variously by different authors.2,7,8,11,12,14,16,17,20,26,27 At the present time the number approximates 50. Some of the confusion no doubt results because neurilemmomas have been reported from many various sites in the head and neck region. At times, it was difficult to ascertain from the original report the exact tumor