股骨长径与腹围比率是多少可诊断非对称性胎儿宫内发育迟缓() ["A．<20","B．>22","C．<24","D．>24","E．<22"]
简述免疫功能缺陷者隐孢子虫病的临床特点。
子宫颈癌中晚期肿瘤的声像图表现中，应除外() ["A．多无明显征象","B．宫颈体积增大","C．形态多不规则","D．边缘较模糊","E．宫颈回声不均"]
股骨长径与腹围比率正常值是() ["A．20±2","B．22±2","C．26±2","D．>28","E．18±2"]
隐孢子虫Ⅰ型裂殖体
临床上如何诊断隐孢子虫病?
