1·Chordomas are rare malignant neoplasms.
脊索瘤是极少见的恶性肿瘤。
2·Esophageal carcinoma is one of the most common malignant neoplasms in China.
食管癌是我国最常见的恶性肿瘤之一。
3·The incidence rate of childhood leukemia is the highest in childrens malignant neoplasms.
儿童白血病是小儿发病率最高的恶性肿瘤。
4·The destructive and malignant neoplasms of chorionic epithelium often arise from hydatidiform moles.
破坏性和恶性的绒毛膜上皮癌往往是葡萄胎所引起。
5·Objective To explore the preventive methods of uroschesis after radical surgery of gynecological malignant neoplasms.
目的探讨妇科恶性肿瘤根治术后尿潴留的预防措施。
6·Background: Subsequent malignant neoplasms are a major cause of premature death in survivors of hereditary retinoblastoma.
背景：继发恶性肿瘤是遗传性视网膜母细胞瘤生存者早死主要原因。
7·Gastric cancer is one of the most common tumors, of which the morbidity and mortality are in the first place in malignant neoplasms.
胃癌是常见的肿瘤之一，其发病率、病死率居恶性肿瘤之首。
8·Methods: The clinical data of 346 cases pathologically diagnosed as salivary gland malignant neoplasms were analysed retrospectively.
方法：对经病理确诊的346例涎腺恶性肿瘤的临床资料进行回顾性分析。
9·Treatment for benign tumors is mainly by operation, while malignant neoplasms should be treated by combination of operation and radiotherapy, etc.
良性肿瘤以手术切除为主，恶性肿瘤需采用手术加放疗等综合治疗。
10·The results indicate that the workers of power plants, especially boiler workers are probably at increased risk for death from malignant neoplasms.
电厂职工肿瘤死亡率稍有增高，尤其锅炉职工肿瘤死亡率有超量趋势。