Congenital Cholesteatoma of the Middle Ear
Congenital cholesteatoma is defined as an epidermoid cyst that develops behind an intact tympanic membrane in a patient with no history of otorrhea, trauma, or previous ear surgery. Michaels studied…
Cholesterol Granuloma
Cholesterol Granuloma 5 Cholesterol Granuloma Keywords: cholesterol granuloma, hemosiderin, temporal bone drainage Abstract In case of a cholesterol granuloma of the temporal bone, the tympanic membrane could appear bluish in color…
Methods of Otoscopy
For proper otoscopy, the external auditory canal should be cleaned. Few instruments are used for this step, namely, aural speculi of different sizes, a Billeau ear loop, Hartman auricular forceps,…
The Normal Tympanic Membrane
Anatomy The tympanic membrane forms the major part of the lateral wall of the middle ear (see ▶ Fig. 2.1, ▶ Fig. 2.2, ▶ Fig. 2.3). It is thin, resistant,…
Radiological Studies for the Vestibular Patient
4 Radiological Studies for the Vestibular Patient Kennith F. Layton, John I. Lane, Robert J. Witte, and Colin L. W. Driscoll Introduction Imaging plays an important role in the diagnosis…
Vestibular Rehabilitation
20 Vestibular Rehabilitation Bryan D. Hujsak Introduction Vestibular rehabilitation is a highly specialized form of neurologic rehabilitation using activities and movement that challenge an individual’s ability to maintain gaze stability,…
Congenital and Pediatric Vestibular Disorders
15 Congenital and Pediatric Vestibular Disorders Kathryn Y. Noonan and James E. Saunders Introduction The evaluation of a vertiginous child poses unique challenges due in part to the vast differential…
Implantable Vestibular Devices
21 Implantable Vestibular Devices Justin S. Golub Introduction Since the first vestibular implant (VI) prototype was described in 2000,1 numerous advancements have been made. Clinical trials are now underway in…
The Pathology and Treatment of Benign Paroxysmal Positional Vertigo
9 The Pathology and Treatment of Benign Paroxysmal Positional Vertigo Richard R. Gacek Introduction Benign paroxysmal positional vertigo (BPPV), described by Barany in 1921,1 is the most common balance complaint…
Superior Semicircular Canal Dehiscence Syndrome
11 Superior Semicircular Canal Dehiscence Syndrome Cameron C. Wick, Cliff A. Megerian, Nauman F. Manzoor, and Maroun T. Semaan Introduction Inner ear fistulas or areas of bony labyrinthine dehiscence can…
