“恶性肿瘤”怎么说

Cinderella

请看一个例句：

There are few things in life that are  more devastating than being diagnosed with a malignancy. Over 12 million new cancer cases were recorded worldwide in 2008. According to the World Health Organization, those numbers appear to be growing. In 1975, nearly 6 million people were diagnosed with cancer. In 2000, that number grew to 10 million. By the year 2030, it is estimated that more than 20,000,000 people will have to deal with this reality.

此处malignancy的意思就是“恶性肿瘤”。

相关词汇：cancer 癌症
         a benign tumor/cancer 良性肿瘤
         a malignant tumor/cancer 恶性肿瘤
          breast cancer 乳腺癌
          oncology 肿瘤学
          prostate cancer 前列腺癌