COLLOID CYSTS OF THE 3RD VENTRICLE

Since computerized tomography scanning became available at the Divisio n of Neurosurgery in July, 1979, 13 patients have undergone removal of colloid cysts of the third ventricle by transfrontal or transcallosal routes. Computerized tomography has increased the number of colloid c ysts detected in the foramen of Monro during neurological diagnostic w orkups. The clinical and diagnostic aspects and changing concepts in t he treatment of colloid cysts are reviewed.