Benign tumor arising from Schwann cells of vestibular branches of CNVIII in cerebellopontine angle (CPA)-internal auditory canal (IAC)
IMAGING
General Features
CT Findings
MR Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Staging, Grading, & Classification
Gross Pathologic & Surgical Features
Microscopic Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Image Interpretation Pearls
Reporting Tips
Selected References
Goldbrunner R et al: EANO guideline on the diagnosis and treatment of vestibular schwannoma. Neuro Oncol. 22(1):31-45, 2020
González-Darder JM et al: Magnetic resonance imaging surveillance for vestibular schwannoma after microsurgical resection using a retrosigmoid transmeatal approach. World Neurosurg. 139:e585-91, 2020
Gupta VK et al: Vestibular schwannoma: what we know and where we are heading. Head Neck Pathol. 14(4):1058-66, 2020
Van Gompel JJ et al: Congress of neurological surgeons systematic review and evidence-based guidelines on emerging therapies for the treatment of patients with vestibular schwannomas. Neurosurgery. 82(2):E52-4, 2018
Oh JH et al: Clinical application of 3D-FIESTA image in patients with unilateral inner ear symptom. Korean J Audiol. 17(3):111-7, 2013
Tomogane Y et al: Usefulness of PRESTO magnetic resonance imaging for the differentiation of schwannoma and meningioma in the cerebellopontine angle. Neurol Med Chir (Tokyo). 53(7):482-9, 2013
Bakkouri WE et al: Conservative management of 386 cases of unilateral vestibular schwannoma: tumor growth and consequences for treatment. J Neurosurg. 110(4):662-9, 2009
Fortnum H et al: The role of magnetic resonance imaging in the identification of suspected acoustic neuroma: a systematic review of clinical and cost effectiveness and natural history. Health Technol Assess. 13(18):iii-iv, ix-xi, 1-154, 2009
Fukuoka S et al: Gamma knife radiosurgery for vestibular schwannomas. Prog Neurol Surg. 22:45-62, 2009
Bhadelia RA et al: Increased cochlear fluid-attenuated inversion recovery signal in patients with vestibular schwannoma. AJNR Am J Neuroradiol. 29(4):720-3, 2008
Ferri GG et al: Conservative management of vestibular schwannomas: an effective strategy. Laryngoscope. 118(6):951-7, 2008
House JW et al: False-positive magnetic resonance imaging in the diagnosis of vestibular schwannoma. Otol Neurotol. 29(8):1176-8, 2008
Meijer OW et al: Tumor-volume changes after radiosurgery for vestibular schwannoma: implications for follow-up MR imaging protocol. AJNR Am J Neuroradiol. 29(5):906-10, 2008
Thamburaj K et al: Intratumoral microhemorrhages on T2*-weighted gradient-echo imaging helps differentiate vestibular schwannoma from meningioma. AJNR Am J Neuroradiol. 29(3):552-7, 2008
Jacob A et al: Nerve of origin, tumor size, hearing preservation, and facial nerve outcomes in 359 vestibular schwannoma resections at a tertiary care academic center. Laryngoscope. 117(12):2087-92, 2007
Maire JP et al: Twenty years' experience in the treatment of acoustic neuromas with fractionated radiotherapy: a review of 45 cases. Int J Radiat Oncol Biol Phys. 66(1):170-8, 2006
Okamoto K et al: Focal T2 hyperintensity in the dorsal brain stem in patients with vestibular schwannoma. AJNR Am J Neuroradiol. 27(6):1307-11, 2006
Furuta S et al: Prediction of the origin of intracanalicular neoplasms with high-resolution MR imaging. Neuroradiology. 47(9):657-63, 2005
Lin D et al: The prevalence of "incidental" acoustic neuroma. Arch Otolaryngol Head Neck Surg. 131(3):241-4, 2005
Myrseth E et al: Vestibular schwannomas: clinical results and quality of life after microsurgery or gamma knife radiosurgery. Neurosurgery. 56(5):927-35; discussion 927-35, 2005
Darrouzet V et al: Vestibular schwannoma surgery outcomes: our multidisciplinary experience in 400 cases over 17 years. Laryngoscope. 114(4):681-8, 2004
Kobayashi M et al: Distance from acoustic neuroma to fundus and a postoperative facial palsy. Laryngoscope. 112(1):168-71, 2002
Dubrulle F et al: Cochlear fossa enhancement at MR evaluation of vestibular Schwannoma: correlation with success at hearing-preservation surgery. Radiology. 215(2):458-62, 2000
Nakamura H et al: Serial follow-up MR imaging after gamma knife radiosurgery for vestibular schwannoma. AJNR Am J Neuroradiol. 21(8):1540-6, 2000
Zealley IA et al: MRI screening for acoustic neuroma: a comparison of fast spin echo and contrast enhanced imaging in 1233 patients. Br J Radiol. 73(867):242-7, 2000
Allen RW et al: Low-cost high-resolution fast spin-echo MR of acoustic schwannoma: an alternative to enhanced conventional spin-echo MR? AJNR Am J Neuroradiol. 17(7):1205-10, 1996
Benign tumor arising from Schwann cells of vestibular branches of CNVIII in cerebellopontine angle (CPA)-internal auditory canal (IAC)
IMAGING
General Features
CT Findings
MR Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Staging, Grading, & Classification
Gross Pathologic & Surgical Features
Microscopic Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Image Interpretation Pearls
Reporting Tips
Selected References
Goldbrunner R et al: EANO guideline on the diagnosis and treatment of vestibular schwannoma. Neuro Oncol. 22(1):31-45, 2020
González-Darder JM et al: Magnetic resonance imaging surveillance for vestibular schwannoma after microsurgical resection using a retrosigmoid transmeatal approach. World Neurosurg. 139:e585-91, 2020
Gupta VK et al: Vestibular schwannoma: what we know and where we are heading. Head Neck Pathol. 14(4):1058-66, 2020
Van Gompel JJ et al: Congress of neurological surgeons systematic review and evidence-based guidelines on emerging therapies for the treatment of patients with vestibular schwannomas. Neurosurgery. 82(2):E52-4, 2018
Oh JH et al: Clinical application of 3D-FIESTA image in patients with unilateral inner ear symptom. Korean J Audiol. 17(3):111-7, 2013
Tomogane Y et al: Usefulness of PRESTO magnetic resonance imaging for the differentiation of schwannoma and meningioma in the cerebellopontine angle. Neurol Med Chir (Tokyo). 53(7):482-9, 2013
Bakkouri WE et al: Conservative management of 386 cases of unilateral vestibular schwannoma: tumor growth and consequences for treatment. J Neurosurg. 110(4):662-9, 2009
Fortnum H et al: The role of magnetic resonance imaging in the identification of suspected acoustic neuroma: a systematic review of clinical and cost effectiveness and natural history. Health Technol Assess. 13(18):iii-iv, ix-xi, 1-154, 2009
Fukuoka S et al: Gamma knife radiosurgery for vestibular schwannomas. Prog Neurol Surg. 22:45-62, 2009
Bhadelia RA et al: Increased cochlear fluid-attenuated inversion recovery signal in patients with vestibular schwannoma. AJNR Am J Neuroradiol. 29(4):720-3, 2008
Ferri GG et al: Conservative management of vestibular schwannomas: an effective strategy. Laryngoscope. 118(6):951-7, 2008
House JW et al: False-positive magnetic resonance imaging in the diagnosis of vestibular schwannoma. Otol Neurotol. 29(8):1176-8, 2008
Meijer OW et al: Tumor-volume changes after radiosurgery for vestibular schwannoma: implications for follow-up MR imaging protocol. AJNR Am J Neuroradiol. 29(5):906-10, 2008
Thamburaj K et al: Intratumoral microhemorrhages on T2*-weighted gradient-echo imaging helps differentiate vestibular schwannoma from meningioma. AJNR Am J Neuroradiol. 29(3):552-7, 2008
Jacob A et al: Nerve of origin, tumor size, hearing preservation, and facial nerve outcomes in 359 vestibular schwannoma resections at a tertiary care academic center. Laryngoscope. 117(12):2087-92, 2007
Maire JP et al: Twenty years' experience in the treatment of acoustic neuromas with fractionated radiotherapy: a review of 45 cases. Int J Radiat Oncol Biol Phys. 66(1):170-8, 2006
Okamoto K et al: Focal T2 hyperintensity in the dorsal brain stem in patients with vestibular schwannoma. AJNR Am J Neuroradiol. 27(6):1307-11, 2006
Furuta S et al: Prediction of the origin of intracanalicular neoplasms with high-resolution MR imaging. Neuroradiology. 47(9):657-63, 2005
Lin D et al: The prevalence of "incidental" acoustic neuroma. Arch Otolaryngol Head Neck Surg. 131(3):241-4, 2005
Myrseth E et al: Vestibular schwannomas: clinical results and quality of life after microsurgery or gamma knife radiosurgery. Neurosurgery. 56(5):927-35; discussion 927-35, 2005
Darrouzet V et al: Vestibular schwannoma surgery outcomes: our multidisciplinary experience in 400 cases over 17 years. Laryngoscope. 114(4):681-8, 2004
Kobayashi M et al: Distance from acoustic neuroma to fundus and a postoperative facial palsy. Laryngoscope. 112(1):168-71, 2002
Dubrulle F et al: Cochlear fossa enhancement at MR evaluation of vestibular Schwannoma: correlation with success at hearing-preservation surgery. Radiology. 215(2):458-62, 2000
Nakamura H et al: Serial follow-up MR imaging after gamma knife radiosurgery for vestibular schwannoma. AJNR Am J Neuroradiol. 21(8):1540-6, 2000
Zealley IA et al: MRI screening for acoustic neuroma: a comparison of fast spin echo and contrast enhanced imaging in 1233 patients. Br J Radiol. 73(867):242-7, 2000
Allen RW et al: Low-cost high-resolution fast spin-echo MR of acoustic schwannoma: an alternative to enhanced conventional spin-echo MR? AJNR Am J Neuroradiol. 17(7):1205-10, 1996
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