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KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
Clinical Issues
Diagnostic Checklist
TERMINOLOGY
Synonyms
- Peripheral nerve sheath tumor (PNST)
- Schwannoma = neurilemoma
- Peripheral nerve sheath tumor (PNST)
Definitions
- Slow-growing, benign tumors of nerve sheath (schwannoma) or peripheral nerve tissue (neurofibroma)
IMAGING
General Features
Imaging Recommendations
CT Findings
MR Findings
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Staging, Grading, & Classification
Microscopic Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Image Interpretation Pearls
Selected References
- Abdel Razek AAK et al: Peripheral nerve sheath tumors of head and neck: imaging-based review of World Health Organization Classification. J Comput Assist Tomogr. 44(6):928-40, 2020
- Alrasheed W et al: A rare case of nasal septal schwannoma: case report and literature review. Int J Surg Case Rep. 55:149-51, 2019
- Forer B et al: Endoscopic resection of sinonasal tract schwannoma: presentation, treatment, and outcome in 10 cases. Ann Otol Rhinol Laryngol. 124(8):603-8, 2015
- Yang B et al: Magnetic resonance imaging features of schwannoma of the sinonasal tract. J Comput Assist Tomogr. 39(6):860-5, 2015
- Eggesbø HB: Imaging of sinonasal tumours. Cancer Imaging. 12:136-52, 2012
- Ulu EM et al: Sinonasal schwannoma of the middle turbinate. Diagn Interv Radiol. 16(2):129-31, 2010
- Fang WS et al: An unusual sinonasal tumor: soft tissue perineurioma. AJNR Am J Neuroradiol. 30(2):437-9, 2009
- George KJ et al: Nasoethmoid schwannoma with intracranial extension. Case report and review of literature. Br J Neurosurg. 23(1):83-5, 2009
- Jacopo G et al: Atypical sinonasal Schwannomas: a difficult diagnostic challenge. Auris Nasus Larynx. 36(4):482-6, 2009
- Tidmore T et al: Columellar schwannoma. Ear Nose Throat J. 88(10):E38-40, 2009
- Sheikh HY et al: Benign schwannoma in paranasal sinuses: a clinico-pathological study of five cases, emphasising diagnostic difficulties. J Laryngol Otol. 122(6):598-602, 2008
- Valencia MP et al: Congenital and acquired lesions of the nasal septum: a practical guide for differential diagnosis. Radiographics. 28(1):205-24; quiz 326, 2008
- Fujiyoshi F et al: CT and MR imaging of nasoethmoid schwannoma with intracranial extension. AJR Am J Roentgenol. 1997 Dec;169(6):1754-5.
- Mey KH et al: Sinonasal schwannoma--a clinicopathological analysis of five rare cases. Rhinology. 44(1):46-52, 2006
- Yu E et al: CT and MR imaging findings in sinonasal schwannoma. AJNR Am J Neuroradiol. 27(4):929-30, 2006
- Buob D et al: Schwannoma of the sinonasal tract: a clinicopathologic and immunohistochemical study of 5 cases. Arch Pathol Lab Med. 127(9):1196-9, 2003
- Cakmak O et al: Nasal and paranasal sinus schwannomas. Eur Arch Otorhinolaryngol. 260(4):195-7, 2003
- Hasegawa SL et al: Schwannomas of the sinonasal tract and nasopharynx. Mod Pathol. 10(8):777-84, 1997
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References
Tables
Tables
KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
Clinical Issues
Diagnostic Checklist
TERMINOLOGY
Synonyms
- Peripheral nerve sheath tumor (PNST)
- Schwannoma = neurilemoma
- Peripheral nerve sheath tumor (PNST)
Definitions
- Slow-growing, benign tumors of nerve sheath (schwannoma) or peripheral nerve tissue (neurofibroma)
IMAGING
General Features
Imaging Recommendations
CT Findings
MR Findings
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Staging, Grading, & Classification
Microscopic Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Image Interpretation Pearls
Selected References
- Abdel Razek AAK et al: Peripheral nerve sheath tumors of head and neck: imaging-based review of World Health Organization Classification. J Comput Assist Tomogr. 44(6):928-40, 2020
- Alrasheed W et al: A rare case of nasal septal schwannoma: case report and literature review. Int J Surg Case Rep. 55:149-51, 2019
- Forer B et al: Endoscopic resection of sinonasal tract schwannoma: presentation, treatment, and outcome in 10 cases. Ann Otol Rhinol Laryngol. 124(8):603-8, 2015
- Yang B et al: Magnetic resonance imaging features of schwannoma of the sinonasal tract. J Comput Assist Tomogr. 39(6):860-5, 2015
- Eggesbø HB: Imaging of sinonasal tumours. Cancer Imaging. 12:136-52, 2012
- Ulu EM et al: Sinonasal schwannoma of the middle turbinate. Diagn Interv Radiol. 16(2):129-31, 2010
- Fang WS et al: An unusual sinonasal tumor: soft tissue perineurioma. AJNR Am J Neuroradiol. 30(2):437-9, 2009
- George KJ et al: Nasoethmoid schwannoma with intracranial extension. Case report and review of literature. Br J Neurosurg. 23(1):83-5, 2009
- Jacopo G et al: Atypical sinonasal Schwannomas: a difficult diagnostic challenge. Auris Nasus Larynx. 36(4):482-6, 2009
- Tidmore T et al: Columellar schwannoma. Ear Nose Throat J. 88(10):E38-40, 2009
- Sheikh HY et al: Benign schwannoma in paranasal sinuses: a clinico-pathological study of five cases, emphasising diagnostic difficulties. J Laryngol Otol. 122(6):598-602, 2008
- Valencia MP et al: Congenital and acquired lesions of the nasal septum: a practical guide for differential diagnosis. Radiographics. 28(1):205-24; quiz 326, 2008
- Fujiyoshi F et al: CT and MR imaging of nasoethmoid schwannoma with intracranial extension. AJR Am J Roentgenol. 1997 Dec;169(6):1754-5.
- Mey KH et al: Sinonasal schwannoma--a clinicopathological analysis of five rare cases. Rhinology. 44(1):46-52, 2006
- Yu E et al: CT and MR imaging findings in sinonasal schwannoma. AJNR Am J Neuroradiol. 27(4):929-30, 2006
- Buob D et al: Schwannoma of the sinonasal tract: a clinicopathologic and immunohistochemical study of 5 cases. Arch Pathol Lab Med. 127(9):1196-9, 2003
- Cakmak O et al: Nasal and paranasal sinus schwannomas. Eur Arch Otorhinolaryngol. 260(4):195-7, 2003
- Hasegawa SL et al: Schwannomas of the sinonasal tract and nasopharynx. Mod Pathol. 10(8):777-84, 1997
