Glomus tumor was also the name formerly (and incorrectly) used for a tumor now called a paraganglioma. A glomus tumor is a rare neoplasm arising from the. CT temporal bone and MRI internal auditory canal: 4 mm soft tissue mass along the right cochlear promontory consistent with a glomus tympanicum. Paragangliomas account for % of all neoplasms in the head and neck region, and about 80% of all paraganglioms are either carotid body tumors or glomus.
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Armed Forces Institute of Pathology. Fractionated stereotactic radiotherapy can be an option for tumors of considerable volume, since fractionated lgomus combines stereotactic precision with the advantages of radiation fractionation.
One patient experienced 5 th cranial nerve palsy 6 months after treatment, which resolved after a few months. The decision to include cases yigular relatively short follow-up 3 and 14 months is important in the observation of early complications. Gonadal tumors, paraganglioma, and glomus ICD-O Nappe de cellules paraganglionnaires qui s’interpose entre le golfe de la jugulaire et la paroi osseuse de la fausse jugulaire.
Radiosurgery of glomus jugulare tumors: When significant involvement is present then the lesion may cause pulsatile tinnitus and hearing loss.
Tumours are locally infiltrating, and may rarely metastasize 4. D ICD – GJTs are considered histologically benign and slow growing. Fractionated stereotactic conformal radiotherapy in the management of large chemodectomas of the skull base.
Arch Otolaryngol Head Neck Surg. Paragangliomas of the head and neck: The LINAC unit is somewhat different because it utilizes a single radiation source that turn around the patient while the radiation is always focused on the target.
Acta Neurochir Wien ; Youmans and Winn Neurological Surgery. We reviewed retrospectively the data of 15 patients treated with stereotactic linear accelerator stereotactic radiosurgery LINAC radiosurgery between and yugualr Radiosurgery for paraganglioma of the temporal bone.
Synonyms or Alternate Spellings: Tumors of the jugular foramen: Despite the differences of the many classification systems used in the evaluation of GJTs, we opted to use the Glasscock-Jackson classification as we consider it to be more reproducible and simple [ Table 1 ]. On a basis of the results obtained, the authors recommend radiosurgery as a valid alternative for the primary management of patients with GJT. There is a high morbidity associated with surgical resection of glomus jugulare.
A clinical study of 69 patients.
Long-term control by radiation therapy. Emerson Magno de Andrade: To quiz yourself on this article, log yugulzr to see multiple choice questions. Paragangliomas of the head and neck region: Radiation of glomus tumors of the temporal bone.
Head and neck imaging. The glomus jugulare tumor is a slowly growing benign neoplasm originating from neural crest.
Glomus jugulare tumors GJT are considered benign, slow-growing and highly vascularized, and are also known as paragangliomas or chemodectomas. Growth of these tumor is in a number of directions. Both dose concentration methods are accurately analogous and allow achieving dose distributions glmous are very close to the form of the located target, with minimal radiation to the normal brain.
Complications are however not uncommon due to the large number of sensitive structures in the region and include:.
Nerve damage can lead to:. A few cases of malignant glomus tumors have been reported; however, they are usually only locally invasive, and metastases are exceedingly rare.
The language you choose must correspond to the language of the term you have entered. According to Al-Melfty and Teixeira, even the most complex tumors can be resected safely and with low morbidity. Al-Mefty O, Teixeira A. This article has been cited by other articles in PMC.