简述前列腺特异性抗原及其临床意义。
铅中毒时外周血中可见()弥散性血管内凝血时外周血涂片中可见到大量() ["A．嗜碱性点彩红细胞","B．染色质小体","C．有核红细胞","D．镰形红细胞","E．裂红细胞"]
卡波环现被认为可能是()染色质小体现已证实是() ["A．细胞核的残余物","B．色素沉着","C．脂蛋白变性的结果","D．HB聚集","E．胞质发育异常"]
外周血中RBC降低比HB降低更明显的是()外周血中HB降低比RBC降低更明显的是() ["A．再生障碍性贫血","B．急性失血性贫血","C．缺铁性贫血","D．巨幼细胞性贫血","E．珠蛋白生成障碍性疾病"]
PCNL
慢性肾炎所致贫血属于()铁粒幼红细胞性贫血属于()
