当前,对我国人民的生命和健康危害最为严重的常见癌症有9种,即胃癌、直肠癌、宫颈癌、肺癌、食道癌、鼻咽癌、白血病与肝癌。研究发现,这9种癌症中竟有6种其首要或重要症状与出血有关,可表现为便血、尿血、咯血、阴道出血、鼻出血等出血倾向,这一事实不能不引起人们的高度重视。 At present, there are 9 kinds of common cancers that most seriously harm the lives and health of the people of our country: stomach cancer, rectal cancer, cervical cancer, lung cancer, esophageal cancer, nasopharyngeal cancer, leukemia and liver cancer. The study found that there are as many as six of the nine cancers whose primary or most important symptoms are associated with bleeding, which can be manifested as bleeding in the stool, hematuria, hemoptysis, vaginal bleeding, and epistaxis. This fact cannot but arouse great attention.