癌痛药物治疗的原则有() ["A．剂量因人而异","B．最好口服给药","C．积极治疗失眠","D．系统处理副作用","E．仔细观察效果"]
患者轻微外伤，肾周积血、积尿，结合所示图像，最可能的诊断是() ["A．典型外伤损害","B．有肾盂输尿管连接处阻塞的肾外伤","C．腹水","D．过度灌注的状态","E．以上都不是"]
如何治疗皮肤炭疽病?
结合所示图像，右肾、骨盆和膀胱的充盈缺损是() ["A．血凝块","B．肿瘤","C．感染","D．对比剂(延时扫描)","E．结石"]
炭疽
简述炭疽焦痂形成的原理及发展过程。
