患者,女性,20岁,右眼突发无痛性视力下降2周,检查:Vod:0.4,眼压7mmHg,眼前节检查无异常,下方3~10点视网膜脱离,4点及6点马蹄形裂孔2个,约1/2-1PD大小,玻璃体轻度混浊,液化,颞下方局部视网膜皱褶,黄斑区轻度受累。下列哪种手术的方式最适合() ["巩膜扣带术","单纯玻璃体腔C3F8填充术","PPV术","PPV联合硅油填充术","PPV联合C3F8填充术"]
前列腺结石易发生在() ["内外腺之间","外腺","内腺","包膜下","尿道周围"]
患者,女性,46岁,四肢无力伴肩背部疼痛1周就诊。查体:四肢肌力3级,双上肢肌张力减低,腱反射未引出,双下肢肌张力增高,腱反射活跃,为(+++),小便潴留。该患者病变位于()。 ["颈膨大","胸髓段","腰膨大","脊髓圆锥","周围神经"]
正常人前列腺上下径、前后径和左右径的超声测值分别为()(单位:cm) ["2.3,3.0,3.5","3.0,3.5,4.0","2.5,3.5,4.5","2.0,3.0,4.0","3.0,4.0,5.0"]
患者,女,45岁,近2年来反复出现多发口腔溃疡,两个月前劳累后出现左膝关节肿痛,双下肢皮肤结节红斑伴疼痛,1周前突发右眼视物不清,化验ESR增快,ANA阴性,最可能的诊断是() ["类风湿关节炎","系统性红斑狼疮","白塞病","结核病","干燥综合征"]
溅渣工艺参数主要有哪些?