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KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
Clinical Issues
TERMINOLOGY
Synonyms
Neuroma, neurilemmoma
Definitions
Benign tumor of Schwann cells that wrap around cranial nerve in carotid space (CS)
IMAGING
General Features
CT Findings
MR Findings
Angiographic Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Gross Pathologic & Surgical Features
Microscopic Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Image Interpretation Pearls
Selected References
Shinohara Y et al: Neurilemmoma of the Vagus Nerve in the Poststyloid Parapharyngeal Space. J Clin Diagn Res. 10(1):ZD17-9, 2016
Cavallaro G et al: A literature review on surgery for cervical vagal schwannomas. World J Surg Oncol. 13:130, 2015
Li SY et al: Minimally invasive endoscope-assisted trans-oral excision of huge parapharyngeal space tumors. Auris Nasus Larynx. 42(2):179-82, 2015
Prasad SC et al: Lateral skull base approaches in the management of benign parapharyngeal space tumors. Auris Nasus Larynx. 42(3):189-98, 2015
Yafit D et al: An algorithm for treating extracranial head and neck schwannomas. Eur Arch Otorhinolaryngol. 272(8):2035-8, 2015
Kitazume Y et al: Diffusion-weighted magnetic resonance neurography for parapharyngeal schwannomas: preoperative determination of the originating nerves. J Comput Assist Tomogr. 38(6):930-5, 2014
Amin MF et al: Diagnostic efficiency of multidetector computed tomography versus magnetic resonance imaging in differentiation of head and neck paragangliomas from other mimicking vascular lesions: comparison with histopathologic examination. Eur Arch Otorhinolaryngol. 270(3):1045-53, 2013
Langerman A et al: Tumors of the cervical sympathetic chain--diagnosis and management. Head Neck. 35(7):930-3, 2013
Casserly P et al: Cervical sympathetic chain schwannoma masquerading as a carotid body tumour with a postoperative complication of first-bite syndrome. Eur Arch Otorhinolaryngol. 266(10):1659-62, 2009
Le Corroller T et al: Sonographic diagnosis of a cervical vagal schwannoma. J Clin Ultrasound. 37(1):57-60, 2009
Nagamine WH et al: Glossopharyngeal schwannoma of the suprahyoid carotid space: case report and discussion of the relationship to the carotid artery. Laryngoscope. 119(4):653-6, 2009
Schupp DJ et al: Schwannoma of the vagus nerve masquerading as a carotid body tumor. Vascular. 17(4):222-5, 2009
Tomita T et al: Diagnosis and management of cervical sympathetic chain schwannoma: a review of 9 cases. Acta Otolaryngol. 129(3):324-9, 2009
Warman M et al: Radiology quiz case. Cervical sympathetic schwannoma. Arch Otolaryngol Head Neck Surg. 134(7):781-2, 2008
Saito DM et al: Parapharyngeal space schwannomas: preoperative imaging determination of the nerve of origin. Arch Otolaryngol Head Neck Surg. 133(7):662-7, 2007
Wang CP et al: Splaying of the carotid bifurcation caused by a cervical sympathetic chain schwannoma. Ann Otol Rhinol Laryngol. 113(9):696-9, 2004
Gallo A et al: Recurrent malignant schwannoma of the parapharyngeal space in neurofibromatosis type 1. Ear Nose Throat J. 82(11):862-5, 2003
Pang KP et al: Parapharyngeal space tumours: an 18 year review. J Laryngol Otol. 116(3):170-5, 2002
Colreavy MP et al: Head and neck schwannomas--a 10 year review. J Laryngol Otol. 114(2):119-24, 2000
Eldevik OP et al: Imaging findings in schwannomas of the jugular foramen. AJNR Am J Neuroradiol. 21(6):1139-44, 2000
al-Otieschan AA et al: Malignant schwannoma of the parapharyngeal space. J Laryngol Otol. 112(9):883-7, 1998
Som PM et al: Lesions of the parapharyngeal space. Role of MR imaging. Otolaryngol Clin North Am. 28(3):515-42, 1995
Silver AJ et al: Computed tomography of the carotid space and related cervical spaces. Part II: Neurogenic tumors. Radiology. 150(3):729-35, 1984
Related Anatomy
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Related Differential Diagnoses
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References
Tables
Tables
KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
Clinical Issues
TERMINOLOGY
Synonyms
Neuroma, neurilemmoma
Definitions
Benign tumor of Schwann cells that wrap around cranial nerve in carotid space (CS)
IMAGING
General Features
CT Findings
MR Findings
Angiographic Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Gross Pathologic & Surgical Features
Microscopic Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Image Interpretation Pearls
Selected References
Shinohara Y et al: Neurilemmoma of the Vagus Nerve in the Poststyloid Parapharyngeal Space. J Clin Diagn Res. 10(1):ZD17-9, 2016
Cavallaro G et al: A literature review on surgery for cervical vagal schwannomas. World J Surg Oncol. 13:130, 2015
Li SY et al: Minimally invasive endoscope-assisted trans-oral excision of huge parapharyngeal space tumors. Auris Nasus Larynx. 42(2):179-82, 2015
Prasad SC et al: Lateral skull base approaches in the management of benign parapharyngeal space tumors. Auris Nasus Larynx. 42(3):189-98, 2015
Yafit D et al: An algorithm for treating extracranial head and neck schwannomas. Eur Arch Otorhinolaryngol. 272(8):2035-8, 2015
Kitazume Y et al: Diffusion-weighted magnetic resonance neurography for parapharyngeal schwannomas: preoperative determination of the originating nerves. J Comput Assist Tomogr. 38(6):930-5, 2014
Amin MF et al: Diagnostic efficiency of multidetector computed tomography versus magnetic resonance imaging in differentiation of head and neck paragangliomas from other mimicking vascular lesions: comparison with histopathologic examination. Eur Arch Otorhinolaryngol. 270(3):1045-53, 2013
Langerman A et al: Tumors of the cervical sympathetic chain--diagnosis and management. Head Neck. 35(7):930-3, 2013
Casserly P et al: Cervical sympathetic chain schwannoma masquerading as a carotid body tumour with a postoperative complication of first-bite syndrome. Eur Arch Otorhinolaryngol. 266(10):1659-62, 2009
Le Corroller T et al: Sonographic diagnosis of a cervical vagal schwannoma. J Clin Ultrasound. 37(1):57-60, 2009
Nagamine WH et al: Glossopharyngeal schwannoma of the suprahyoid carotid space: case report and discussion of the relationship to the carotid artery. Laryngoscope. 119(4):653-6, 2009
Schupp DJ et al: Schwannoma of the vagus nerve masquerading as a carotid body tumor. Vascular. 17(4):222-5, 2009
Tomita T et al: Diagnosis and management of cervical sympathetic chain schwannoma: a review of 9 cases. Acta Otolaryngol. 129(3):324-9, 2009
Warman M et al: Radiology quiz case. Cervical sympathetic schwannoma. Arch Otolaryngol Head Neck Surg. 134(7):781-2, 2008
Saito DM et al: Parapharyngeal space schwannomas: preoperative imaging determination of the nerve of origin. Arch Otolaryngol Head Neck Surg. 133(7):662-7, 2007
Wang CP et al: Splaying of the carotid bifurcation caused by a cervical sympathetic chain schwannoma. Ann Otol Rhinol Laryngol. 113(9):696-9, 2004