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Related to Cerebellopontine: cerebellopontine angle tumor, cerebellopontine angle syndrome
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The vestibulocochlear nerve, with an emphasis on the normal and disease internal auditory canal and cerebellopontine angle.
8-mm enhancing lesion involving the right cerebellopontine angle with extension into the right internal auditory canal and widening of the canal (figure 1).
Tokyo) introduce, describe, and promote the retrosigmoid approach not only for otologists but for any surgeon dealing with pathologies of the cerebellopontine angle.
On MRI scan, performed 8 weeks after admission, the brain abscess located in the right cerebellopontine angle had reached a size of 4 cln, leading to a rise of intracranial pressure that could not be controlled by intravenous administration of mannitol and dexamethasone.
Vascular origin of cerebellopontine angle syndrome.
The facial nerve may be purposefully or inadvertently cut during surgery in the cerebellopontine angle.
These lesions account for 8 to 10% of all intracranial tumors and more than 90% of all cerebellopontine angle tumors.
No evidence of mass, signal abnormality, or pathological contrast enhancement within the cerebellopontine angles or membranous labyrinths was identified.
33) Clear cell meningiomas are often found in the cerebellopontine angle and the cauda equina.
28] Plaques, seen by autopsy and on surgical exploration of the cerebellopontine angle, at the trigeminal nerve root, suggest that a destructive lesion at the nerve root entry zone of the trigeminal nerve is necessary for the relief of pain in patients with trigeminal neuralgia secondary to MS.
6) Intracranial arachnoid cysts are most commonly found in the middle cranial fossa (50% to 60%), the parasellar region (10% to 15%), the quadrigeminal plate cisterns (10%), the cerebellopontine angle (5% to 10%), the supracerebellar cistern (5%), and the cisterna magna (5%).
Amyloid presenting as a tumorlike mass has been reported in the cerebral hemispheres in patients ranging in age from 28 to 60 years, including the temporal (45,46) and occipital lobes, (46,47) and also the cerebellopontine angle.
Despite this high percentage, extension to the cerebellopontine angle is rare.
Meningiomas, particularly the fibroblastic type, may be difficult to distinguish from schwannomas with routine H&E-stained sections, especially when located in the cerebellopontine angles and intradural, extramedullary regions of spinal canal.
Cholesterol granuloma of the cerebellopontine angle.