منابع مشابه
Neuromuscular choristoma of the internal auditory meatus.
Choristomas of the internal auditory meatus are exceedingly rare tumors. In most cases, neuromuscular choristomas have initially been misdiagnosed as vestibular schwannomas (VS). No known characteristics in the clinical presentation or in imaging exist distinguishing these tumors from VS, which are the most common tumors at this location [Smith et al.: AJNR Am J Neuroradiol 1997;18:327-329]. We...
متن کاملInternal auditory meatus stenosis--case report.
Internal auditory meatus stenosis is defined as a loss of 3mm or more in the vertical diameter of the internal acoustic meatus, or even as a meatus smaller than 2mm. Inner ear abnormalities may occur in about 20% of the cases of patients who have sensorineural hearing loss (Figure 1). This loss may happen because of alterations in the VIII cranial nerve (vestibulococlear). In most cases, it hap...
متن کاملAngioleiomyoma of the internal auditory meatus: a rare occurrence in the internal auditory canal.
We describe a case of angioleiomyoma of the internal auditory meatus. A finding of this tumor at this site is very unusual. In fact, our review of the literature revealed that only 1 case has been previously reported. In our patient, the tumor was clinically and radiologically difficult to distinguish from an acoustic neuroma. It would be important to recognize this rare small tumor preoperativ...
متن کاملSebaceous epithelioma in the external auditory meatus: a case report.
We report a rare case of sebaceous epithelioma(SE) in the external auditory meatus of an 84-year-old woman. The tumor, measuring 1.5 cm in diameter, was hemispherical, yellowish-brown, elastic and hard. It was removed surgically without complications and there has been no recurrence two years postoperatively. The histopathologic findings were characteristic of a sebaceous epithelioma. The contr...
متن کاملExtraskeletal myxoid chondrosarcoma of the external auditory meatus
Extraskeletal myxoid chondrosarcoma (EMC) is an uncommon but distinct entity with clearly different clinicopathological, immunohistochemical, cytogenetical and histogenetical features from conventional skeletal chondrosarcoma. Because of its better prognosis in comparison to conventional skeletal chondrosarcoma, the right diagnosis is essential. A case of EMC occuring in the external auditory m...
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ژورنال
عنوان ژورنال: Archives of Otolaryngology–Head & Neck Surgery
سال: 2001
ISSN: 0886-4470
DOI: 10.1001/archotol.127.3.275