Tinnitus Habituation Therapy
6 Tinnitus Habituation Therapy RICHARD S. HALLAM AND LAURENCE MCKENNA The habituation model of tinnitus has been around for over 20 years (Hallam et al, 1984), and although direct proof…
Treating Tinnitus in Patients with Otologic Conditions
4 Treating Tinnitus in Patients with Otologic Conditions DAVID M. BAGULEY, CATRIONA A. WILLIAMSON, AND DAVID A. MOFFAT In this chapter we share our perspective on treating patients with tinnitus…
Transmastoid Approaches
3 Transmastoid Approaches Closed Tympanoplasty (Figs. 3.1–3.18) Indications • Cholesteatoma in children and in patients with highly pneumatized mastoids. • Chronic otitis media without cholesteatoma, when exploration of the mastoid…
Translabyrinthine Approaches
4 Translabyrinthine Approaches Basic Translabyrinthine Approach (Figs. 4.1–4.47) Indications • Removal of cerebellopontine angle lesions when hearing preservation is not a concern, as follows: (a) Acoustic neurinoma: –With unserviceable preoperative…
Anatomy of the Temporal Bone
2 Anatomy of the Temporal Bone The temporal bone actually consists of four fused parts—the squamous, tympanic, mastoid, and petrous bones. Squamous Bone The squamous part of the bone represents…
Infratemporal Fossa Approaches
9 Infratemporal Fossa Approaches Infratemporal Fossa Approach Type A (Figs. 9.1–9.31) Indications • Lesions of the jugular foramen: –Types C and D glomus jugulare tumors. –Lower cranial nerve schwannomas and…
Modified Transcochlear Approach (Type A)
8 Modified Transcochlear Approach (Type A) Indications • Extradural lesions: extensive petrous apex lesions with preoperative facial nerve and inner ear loss of function, e.g.: –Petrous bone cholesteatoma of the…
Middle Cranial Fossa Approaches
5 Middle Cranial Fossa Approaches Basic Middle Cranial Fossa Approach (Figs. 5.1–5.34) Indication This approach is indicated for pathologies that present with preoperatively preserved hearing in the following manner: •…
Transotic Approach
7 Transotic Approach Indications • Some cases of cerebellopontine angle tumor with anterior extension and normal facial nerve function preoperatively (e.g., epidermoids). • Some cases of petrous bone cholesteatoma. •…
Retrosigmoid–Retrolabyrinthine Approach
6 Retrosigmoid–Retrolabyrinthine Approach Indications • Hearing preservation surgery for small vestibular schwannomas (less than 2 cm) with absence of involvement of the fundus of the internal auditory canal. • Hearing…
