Hypoglossal Schwannomas are extremely rare benign slow-growing neoplasms, which originate from the 12th cranial nerve. To date, and to the best of our knowledge, only 40 cases of dumbbell-shaped Hypoglossal Swchannomas have been published in the world literature. We report our experience with a 66 years old male patient, who was diagnosed with a solido-cystic lesion at the right cerebello-pontine angle arising from XIIth cranial nerve. He was treated with surgery via midline suboccipital approach which led to sub-total removal of the tumor and improvement of the symptoms within 3 months. This case highlights the importance of an accurate suspicion diagnosis of hypoglossal schwannoma as well as the treatment options including surgery and radiosurgery.
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http://dx.doi.org/10.1016/j.radcr.2021.12.044 | DOI Listing |
Childs Nerv Syst
December 2024
Department of Pediatric Neurosurgery, Oxford University Hospitals NHS Foundation Trust, John Radcliffe Hospital, Oxford, OX3 9DU, UK.
J Neurosurg
September 2024
1Department of Neurosurgery, Asan Medical Center, University of Ulsan, College of Medicine, Songpa-gu, Seoul; and.
Objective: Gamma Knife radiosurgery (GKRS) is widely used for treating small- to medium-sized or postoperative residual, recurrent lower cranial nerve schwannomas (LCNSs). This study aimed to evaluate the radiographic and neurological outcomes of GKRS for LCNS.
Methods: A total of 60 patients with 47 jugular foramen schwannomas (JFSs) and 13 hypoglossal nerve schwannomas (HNSs) who underwent GKRS were included.
Surg Neurol Int
August 2024
Department of Neurosurgery, Medical Research Institute Kitano Hospital, PIIF Tazuke-Kofukai, Osaka, Japan.
Background: Extracranial hypoglossal schwannomas are rare, and transcranial skull base surgery can be challenging due to their proximity to the lower cranial nerves, jugular vein, vertebral artery, and carotid artery. The application of neuroendoscopic surgery for extracranial hypoglossal schwannomas has rarely been reported.
Case Description: A 53-year-old woman previously underwent lateral suboccipital surgery for a hypoglossal schwannoma when she was 25 years old.
J Neurol Surg B Skull Base
October 2024
Neurosurgery Department, Leiden University Medical Center, Leiden, The Netherlands.
The aim of this study was to assess the ability to smile following a hypoglossal-facial nerve transfer (N12-N7). This is a retrospective chart review. National tertiary referral center for skull base pathology.
View Article and Find Full Text PDFEur Arch Otorhinolaryngol
December 2024
Department of Otology and Skull Base Surgery, Gruppo Otologico, Casa Di Cura "Piacenza" S.P.A, Piacenza-Rome, Italy.
Introduction: Lateral skull base (LSB) and middle ear pathologies often involve the facial nerve (FN), and their treatment may require FN sacrifice. Cases with unidentifiable proximal stump or intact FN with complete FN palsy, necessitate FN anastomosis with another motor nerve in order to restore innervation to the mimicking musculature. The results of hypoglossal-to-facial nerve anastomosis (HFA) and masseteric-facial nerve anastomosis in patients with facial paralysis after middle ear and LSB surgeries, are presented and compared.
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