Bilateral glomus tympanicum tumors: Human temporalbone study

Clin Pract. 2018 Jul 12;8(3):1035. doi: 10.4081/cp.2018.1035. eCollection 2018 Jul 10.

Abstract

To describe human temporal bones with bilateral glomus tympanicum tumors. Patient is 83-year-old black female who no pulsatile tinnitus. The histopathologic characteristics of human temporal bones after death were setting Department of Otolaryngology of University of Minnesota in USA. Histopathologic observation of temporal bones showed bilateral small glomus tympanicum tumors limited to the promontory. Although there was bilateral tinnitus, there was no pulsatile tinnitus, no conductive hearing loss and both of the tympanic membranes were intact. Histopathologic observation of temporal bones after death showed bilateral glomus tympanicum tumors. To our knowledge, this is the first reported case of bilateral glomus tympanicum tumors.

Keywords: Glomus tympanicum tumor; histopathology; human temporal bone.

Grants and funding

Funding: this work was supported in part by The Lions International of Minnesota, The Starkey Fundation, The International Hearing Fundation and JSPS KAKENHI Grant Number JP20791236, JP22791639.