[Hemilaminectomy in the removal of spinal cord tumors]

From experience in operations on 19 patients the authors show that hemilaminectomy provides for an adequate approach to spinal cord tumors of various localization and histostructure. In all 10 patients benign extradural tumors were totally removed. Removal of intramedullary tumors is also possible. Some advantages of hemilaminectomy over routine laminectomy are pointed out.