患者女 ,50岁。因胸闷、头痛伴复视于 1999年 2月 7日在中国医学科学院肿瘤医院确诊为“左肺腺癌并脑转移” ,给予放疗 1疗程 ,放射量不祥 ,经治疗临床症状缓解。放疗结束后 ,带化疗方案回本地治疗 ,于 4月 1日在威海市立医院住院治疗。因血小板一直低于7× 10 9/Ｌ未能化疗 ,? Female patient, 50 years old. Due to chest tightness, headache and diplopia on February 7, 1999 at the Chinese Academy of Medical Sciences Cancer Hospital diagnosed as “left lung adenocarcinoma and brain metastasis,” given radiotherapy for a course of treatment, the amount of radiation is not ominous, after treatment of clinical symptoms. After the end of radiotherapy, he took chemotherapy treatment back to local treatment and was hospitalized in Weihai Municipal Hospital on April 1. Because the platelets have been below 7×10 9/L for chemotherapy,?