Objective The objective of neurotologic skull base surgery is the exposure of the skull base through precise management of the temporal bone. In subsequent chapters, procedures are presented that accomplish ample surgical exposure and minimize brain retraction in posterior fossa,…
Acknowledgment Dr. Heidi Nakajima kindly provided the summary of her laboratory’s recent work on the effects of SCD size on intracochlear pressures. Superior canal dehiscence syndrome (SCDS) was first described by Minor in 1998. It is a disease characterized by…
The origin of intratympanic (IT) therapy dates back thousands of years to the ancient Egyptians, Greeks, and Romans. Advances in anatomical sciences throughout the Renaissance and physiology through the 1700s paved the way for a more accurate understanding of otologic…
Labyrinthectomy is an effective surgical procedure for the management of unremitting or poorly compensated unilateral peripheral vestibular dysfunction in the presence of ipsilateral, profound, or severe sensorineural hearing loss. The physiological rationale is that central vestibular compensation is more rapid…
Please access Videos to view the corresponding videos for this chapter. Benign paroxysmal positional vertigo (BPPV) is the most common vestibular end organ disorder; in one busy vestibular clinic, BPPV accounted for 17% of all diagnoses. Patients complain of brief…
Please access Videos to view the corresponding videos for this chapter. Surgical intervention may be considered when medical treatments and dietary adjustments fail to control spontaneous episodic vertigo of labyrinthine origin. The most common diagnosis in such patients is Ménière…
Acknowledgment We thank Mark D. Packer, MD and D. Bradley Welling, MD, authors of this chapter in previous editions. Please access Videos to view the corresponding videos for this chapter. Introduction The endolymphatic sac is an important organ in maintaining…
Please access Videos to view the corresponding videos for this chapter. The Bone-Anchored Cochlea Stimulator (BACS) systems are based on the concept of direct bone conduction stimulation of the cochlea. The original BACS system, the Baha, combines an osseointegrated implant…
It is estimated that 32 million Americans have a hearing loss severe enough to cause problems with communication. The severity of this loss ranges from mild, in which the individual may have difficulty only when significant background noise is present,…
Please access Videos to view the corresponding videos for this chapter. The advances seen in cochlear implantation have been nothing short of remarkable. Although the first attempt to stimulate the auditory system electrically occurred over two centuries ago, the development…