Lesions of the petrous apex: an algorithmic diagnostic approach
ثبت نشده
چکیده
منابع مشابه
ضایعات راس هرم خاره ای استخوان گیجگاهی در بیمارستان امیراعلم
Petrous apex lesions of temporal bone progress slowly. Most of the time not only destruct this area but also involve neighbouring element. The symptoms of the neighbouring neuro-vasculare involvement we can recognize these lesions. The most common symptoms of involvement of the petrous apex are: headache, conductive hearing loss or sensorineural type, paresthesia and anesthesia of the trigemina...
متن کاملCASE REPORT Lobulated Petrous Apex Cholesterol Granuloma Treated with Infracochlear and Transsphenoidal Approaches
404 Petrous apex cholesterol granulomas are relatively rare lesions. They are usually unilocular and treated with simple fenestration. However, lobulated lesions require total removal of debris inside the cysts. Herein, we report a first case with a lobulated petrous apex cholesterol granuloma. The lesion extended from cerebello-pontine angel to the clivus. It was lobulated and contained debris...
متن کاملA novel endoscopic technique for long-term patency of cholesterol granulomas of the petrous apex.
INTRODUCTION Cholesterol granulomas (CGs) are rare benign cystic lesions containing cholesterol crystals in a gluelike fluid and are frequently found in the petrous apex (PA) and in the nearby anatomical area. The gold standard treatment of PA CG counts on its surgical drainage and ventilation to prevent recurrence. Different surgical approaches have been described in the past to achieve draina...
متن کاملCombined lateral microscopic/endoscopic approaches to petrous apex lesions: pilot clinical experiences.
BACKGROUND Surgical treatment of lesions involving the temporal bone, petrous apex, or internal auditory canal is usually performed using the classical microscopic approach that necessitates wide external incisions and soft tissue dissection. At present, the main application of endoscopic surgery is in the surgical treatment of middle ear cholesteatoma, but with the natural evolution of the tec...
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...
متن کامل