1. Glomus jugulare tumor  (Trust Mark: Doctor-Reviewed)
A glomus jugulare tumor is a tumor that can affect the ear, upper neck, base of the skull, and the surrounding blood vessels and nerves.• Reviewer: Alan Lipkin, MD, Otolaryngologist, Private Practice, Denver, Colorado. Review provided by VeriMed Healthcare Network. Previously reviewed by Stephen Grund, MD, PhD, Chief of Hematology/Oncology and Director of the George Bray Cancer Center at New Britain General Hospital, New Britain, CT. Review provided by VeriMed Healthcare Network (3/28/2008).

2. Glomus tympanum tumor  (Trust Mark: Doctor-Reviewed)
A glomus tympanum tumor is a small, ball-like swelling of the glomus bodies in the middle ear space. Glomus bodies contain nerve fibers that normally respond to changes in body temperature or blood pressure.• Reviewer: Stephen Grund, MD, PhD, Chief of Hematology/Oncology and Director of the George Bray Cancer Center at New Britain General Hospital, New Britain, CT. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.