Conclusion: ct can diagnose the squamous cancer of maxillary sinus, indicate the focus range, guide the clinical treatment, so it has great practical value.
结论：CT可以明确上颌窦鳞癌的诊断，显示病变范围，指导临床治疗，因而具有很大的实用价值。
2
Methods: It was illustrated by some cases with maxillary sinus cancer.
方法：用上颌窦癌病例具体说明其作法。
3
Objective To investigate the 5-years survival rate of maxillary implants in 27 patients after oral cancer treatment.