Skull Base Surgery of the Posterior Fossa

© Springer International Publishing AG 2018 221
W.T. Couldwell (ed.), Skull Base Surgery of the Posterior Fossa,
https://doi.org/10.1007/978-3-319-67038-6

A
AAO-HNS hearing classification, 39
Acoustic neuroma
AAO-HNS, 39
CPA, 39
indications, 39
middle fossa, 37
patient counseling, 39
preoperative evaluation, 38
preoperative preparation, 40
Adjuvant therapy, 89
AICA, see Anterior inferior cerebellar artery (AICA)
AlloDerm, 149
American Academy of Otolaryngology-Head and Neck
Surgery (AAO-HNS), 39
Anesthetic technique, far lateral, 65, 67
Aneurysms
incidence, 200
indications, 200
risk factors, 200
SAH, 200
size and location, 201
Angiographic studies, 80
Anterior approach, 80
Anterior cerebellar arteries (AICAs), 198
Anterior foramen magnum, 73
Anterior inferior cerebellar artery (AICA), 11, 198, 210
Anterior petrous face meningiomas (APFM), 103–107
Anterior transpetrosal (Kawase’s) approach, 116,
117, 120
complications and avoidance, 97
indications and limitations, 96
surgical technique and nuances, 96
Anteriorly based tumors, 137
Anterolateral approaches, 80, 94
Anteroposterior flexion, 66
Anterosuperior portion, 155
Arachnoidal fibers, 138
Arterial encasement, 82
Arterial narrowing, 80
Arteries, 9
Arteriovenous malformations (AVM)
ARUBA trial, 214
incidence, 201

indications, 202

natural history, 202

neurological deficit, 201

Atlanto-occipital joint, 67

Atlanto-occipital variant, 70

Audiovestibular symptoms, 103

B

Balloon occlusion test, 92

Barrow Ruptured Aneurysm Trial (BRAT), 212

Basilar venous plexus, 77

Bill’s bar, 151

Bipolar devascularization, 138, 139

Bony destruction, 80

Bony exposure, 152–155

Brainstem, 4, 6–8, 11, 15, 18, 19, 21, 178, 187, 188,

191, 203

Brainstem auditory evoked responses (BAERs), 56, 149

Brainstem compression/displacement influenced

functional outcome, 90

Burr hole placement, 58

C

Carotid compression test, 92

Cartilaginous tissue, 80

Cavernous malformations

dorsal pontine, 213

hemorrhage rate, 214

incidence, 202

indications, 203

natural history, 203

symptoms, 203

Cavernous sinus (CS), 11, 89, 94

Cerebellopontine angle (CPA), 37–39, 48, 145, 147, 149,

157–159, 165, 183, 185, 188

anatomic classification, 103–104

APFM, 105, 106

MPFM, 106, 107

petrous face meningiomas, 112

PPFM, 106–108

preoperative preparation, 104

Cerebellum, 203

Index