Immunosuppression and Neoplasia.

This entire session is based upon a fairly simple assumption that the state of the host immune system is an important factor in determining whether or not malignant tumors develop and/or with what aggressiveness the tumors grow and spread after their inception. The objective of the presentation is to report to you some observations that quite definitely support an immunologic hypothesis for the etiology of cancer

Liver Resection for Primary Hepatic Neoplasms.

Subtotal hepatic resection was performed in 356 patients; 87 had primary hepatic malignancies, 108 had metastatic tumors, and 161 had benign lesions including 8 traumatic injuries. The global mortality was 4.2%. The experience has elucidated the role of subtotal hepatic resection both for benign and malignant neoplasms