A 66-year-old man, with a history of pulmonary tuberculosis 40 years before admission, complained of headache and dysarthria that lasted for 2 weeks and was followed by diplopia. MRI revealed an isolated nodular lesion in the pons with a marked enhancement mimicking brain tumor and other diseases. Antituberculous drugs were started under the presumptive diagnosis of tuberculoma. The lesion was ...

Abstract Background Primary pilocytic astrocytoma of the CPA (Cerebello-pontine angle), in pediatric age group is an extremely rare entity, with just three cases reported so far. It mostly arises from root entry zone cranial nerves found this cistern. Case presentation A 11-year boy presented headache, hearing impairment right ear. Pure tone audiogram and BAER (Brainstem auditory evoked respons...

THE RAPID EYE MOVEMENT (REM) STAGE OF SLEEP IS CHARACTERIZED BY CORTICAL AND HIPPOCAMPAL ACTIVATION, RAPID EYE MOVEMENTS, SILENCING OF brainstem aminergic neurons, and postural atonia.1 Cholinergic activation plays an important role in the generation of REM sleep, since pontine microinjections of cholinergic agonists into the pontine reticular formation trigger or enhance a rapid eye movements ...

We reviewed 6 computed tomography-documented cases of primary lateral pontine hemorrhage that occurred in our two institutions over a 2-year period. All patients survived the acute stroke, with excellent functional recovery in 4. The level of consciousness of the patient and the size of the hemorrhage had no consistent bearing on outcome. Both of these features have been considered important pr...

nial tumors and are histologically benign (1). A case of the transformation of an epidermoid cyst into a malignant squamous cell carcinoma has seldom been reported (2-7). The malignant transformation may have occurred from pre-existing epidermoid cysts or after the incomplete excision of an epidermoid cyst (5). The treatment of the malignant transformation of an epidermoid cyst varies from surg...