For removal of extensive post-mediastinum tumors neurosurgeon should coopperate with thoracal surgeon.

认为段突入的肿瘤必须会同外科联合手术。

Conclusion: The radiation reactions of the mice esophagus seem not to be deteriorated after thoracal irradiation with fast neutron, photon or mixed beams.

快中子及混合线照射小鼠并不会加重食管的放射反应。