منابع مشابه
Endoscopic Endonasal Resection of Cholesterol Granuloma of the Petrous Apex
A 43years old man presented with 6 month history of intermittent right hemicranial headache and ipsilateral conductive hearingloss. The patient had no historyof head trauma. The MRI demonstrated a large and expansile right petrous apex lesion hyper intense on both T1and T2-weighted scans, without diffusion restriction or internal contrast enhancement. The CT scan showed and expansile and lyticl...
متن کاملCholesterol granuloma of the petrous apex: MR and CT evaluation.
We reviewed the clinical, CT, and MR findings in seven consecutive patients who had a total of nine cholesterol granulomas. Preoperative MR scans were available for five of the seven patients; two patients were studied with MR after treatment only (one had a recurrent lesion and the other was asymptomatic at the time of study). Preoperative CT scans were available for all patients, except one p...
متن کاملGiant Cholesterol Granuloma of the Petrous Apex: Endoscopic Management
Submit Manuscript | http://medcraveonline.com characterized for having a cystic pattern containing cholesterol crystals that are usually surrounded by foreign body giant cells. Their growing pattern is very variable and it is related to the frequency and severity of the micro hemorrhages happening within. It can be found in different locations in the temporal bone such as in the petrous apex (P...
متن کاملSixth Nerve Palsy from Cholesterol Granuloma of the Petrous Apex
Herein, we report a patient who had an isolated sixth nerve palsy due to a petrous apex cholesterol granuloma. The sixth nerve palsy appeared acutely and then spontaneously resolved over several months, initially suggesting a microvascular origin of the palsy. Subsequent recurrences of the palsy indicated a different pathophysiologic etiology and MRI revealed the lesion at the petrous apex. Sur...
متن کاملCholesterol Granuloma In The Petrous Apex : A Case Report
A-72-year-old man admitted with the complaint of mild right facial numbness and headache. His neurological examination revealed facial paresthesia on the right over the distribution of second division of the trigeminal nerve. Computed tomographic and magnetic resonance imaging showed an expansive lesion in the right petrous apex. The patient underwent surgery via right suboccipital retrosigmoid...
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ژورنال
عنوان ژورنال: Ear, Nose & Throat Journal
سال: 2002
ISSN: 0145-5613,1942-7522
DOI: 10.1177/014556130208100407