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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Treatment yuguoar essentially the same. A glomus jugulare tumor is a tumor of the part of the temporal bone in the skull that involves the middle and inner ear structures. The language you choose must correspond to the language of the term you have entered. The approach, results, and problems.
Glomus tumor – Wikipedia
Gamma Knife Radiosurgery of the glomus jugulare tumour: The main treatment is surgery. Chemodectoma of yuglar temporal bone: Support Center Support Center. To quiz yourself on this article, log in to see multiple choice questions. Criteria, treatment, and outcome. These tumors most often occur later in life, around age hlomus or 70, but they can appear at any age.
Table 1 Glasscock-Jackson classification of glomus jugulare tumors. This page was last edited on 31 Decemberat Youmans and Winn Neurological Surgery. For dosimetry planning, all patients underwent a noncontrast and contrast-enhanced T1-weighted magnetic resonance imaging MRI sequences done few days prior to treatment [ Figure 1 ].
Hugular general, GJT exhibit an indolent clinical behavior, with a long interval between 4 and 6 years on average between the first symptoms and their diagnosis.
Thecoma Leydig cell tumor. The degree of surgical resection and tumor malignancy may influence the time and frequency of postoperative recurrence. From the archives of the AFIP.
The literature contains few described series of radiosurgery for GJTs to date, reflecting the limited use and knowledge of this technique. Glomus tumor Micrograph of a glomus tumor. Both dose concentration methods are accurately analogous and allow achieving dose distributions that flomus very close to the form of the located target, with minimal radiation to the normal brain. Some glomus tumors can be treated with stereotactic radiosurgery. General imaging differential considerations include:.
Glomus jugulare paraganglioma | Radiology Reference Article |
However, treatment may be needed to relieve symptoms. It should be noted that this appearance is sometimes encountered in other lesions e. Surgical treatment remains a yugualr option for patients who desire an immediate cure, which can be achieved with the complete resection of the lesion.
CT is excellent yugulr assessing the integrity of the ossicles and bony labyrinth 3. Radiosurgery for glomus jugulare tumors. Radiation acts by causing an obstruction and fibrosis of the tumor vessels and thus inhibiting their growth, an effect similar to that observed in AVMs.
Case report and a review of anatomic origin of paragangliomas. The most common complications are due to nerve damage, which may be caused by the tumor itself or damage during surgery. Surgical excision is the preferred method of treatment for benign glomus tumors.
The combined transmastoid retro- and infralabyrinthine transjugular transcondylar transtubercular high cervical approach for resection of glomus jugulare tumors. Arch Otolaryngol Head Neck Surg.
Stereotactic radiosurgery for the treatment of Glomus Jugulare Tumors
Retrieved from ” https: The vast majority are found in the distal extremities, particularly in the hand, wrist, foot, and under the fingernails. Radiation of glomus tumors of the temporal bone. In spite yugulaf the long surgical experience in the approach to GJT, their treatment is still a subject of debate and controversy.
The patient’s head is immobilized thorough a frameless system using a relocatable thermoplastic mask where the fiducial coordination is attached. The indication of radiosurgical treatment has increased significantly in recent years due to the safety of this method and the low level of morbidity compared with the surgical treatment, as demonstrated by various published case series.