[Meningioma associated with aneurysm. Report of a case].

The case of a patient with aneurysm of the anterior communicating artery and meningioma of the olfactory glove is reported. She was operated, and both pathologies treated through the same surgical approach with good results.

[Carotid-basilar anastomosis and persistence of the primitive hypoglossal artery. Report of a case].

A case of carotid-basilar anastomose with persistence of the primitive hypoglossal artery is reported. The authors related aspects of intracranial aneurysm. Anatomical, embryological, physiopathological and angiographical aspects are discussed.

[Total proteins of the cerebrospinal fluid obtained by punction of the cisterna magna: normal values. Variations related to sex].

The total protein content of CSF collected from the cisterna magna (cisternal fluid) of 98 patients (58 males and 40 females) with no neurological diseases was determined by the colorimetric method devised by Lowry and co-workers. This method has been previously chosen based mainly on it's sensitivity, accuracy and low fluid consumption. The CSF samples were normal with regard to pressure, color, citology and it's content in glucose, chloride and urea.

Anterior floor meningoencephaloceles surgical treatment. Experience based on eleven cases.

The authors relate their experience in the anterior floor meningoencephaloceles surgical treatment, excised by the intracranial pathway and extradural approach. They compare their results on five cases operated according to this technique, with other six cases treated in the same Department using other surgical procedures and with those in the literature.