GLOMUS YUGULAR TIMPANICO PDF

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. 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. glomus vagal que tienen una llamativa predilección para las mujeres.9 Base de cráneo y cuello (timpánico, foramen yugular, nervio vago y tumor carotídeo.

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Intensely enhancing hyperdense lesion is seen involving the left jugular foramen, measuring approximately 3. The lesion is causing destruction and widening of the jugular foramen.

Medially the lesion has intracranial extra dural extension in the posterior fossa indenting the cerebellar cortex.

Glomus jugulare tumor | Radiology Case |

Laterally the lesion is extending in the middle ear cavity epi, meso and hypotympanum and external auditory canal. There is erosion of the long process of incus, inferior semicircular canal and the basal turn of cochlea and the lateral wall of tympanic segment of facial nerve. Lesion is infiltrating the jugular bulb and inferiorly extending into tijpanico proximal jugular vein.

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Posterior inferiorly there is destruction of the basi occiput and lateral aspect of foramen magnum. The most common tumor to develop in the jugular foramen is a paraganglioma glomus yuggular. Paragangliomas in the skull base are ubiquitous in their distribution and arise from paraganglia or glomus cells situated at the following sites:.

Glomus tumor

Imaging studies are necessary to depict the location and extent of tumor involvement, to help determine the surgical approach, and to predict operative morbidity and mortality. Support Radiopaedia and see fewer ads.

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Presentation Middle aged lady presented with sensorineural hearing loss, tinnitus and vertigo. Loading Stack – 0 images remaining. Case Discussion The most common tumor to gugular in the jugular foramen is a paraganglioma glomus jugulare. Paragangliomas in the skull base are ubiquitous in their distribution and arise from paraganglia or glomus cells situated at the following sites: Vogl TJ, Bisdas S.

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Differential diagnosis of jugular foramen lesions. Glomus jugulare paraganglioma Temporal bone destructive lesions differential.

Related Radiopaedia articles Glomangioma Paraganglioma Promoted articles advertising. Play Add to Share View revision history. Case with hidden diagnosis. Full screen case with hidden diagnosis. Inclusion in quiz mode: