镍铬合金全冠抛光所用抛光剂是() ["氧化铁","氧化铬","硼沙","浮石","石膏"]
胸段脊髓受压() ["肋间神经痛","下肢根性疼痛","颈枕部放射性疼痛","上肢根性疼痛","会阴部疼痛"]
增殖型天疱疮的好发部位是() ["口腔","会阴部","腋下","脐窝","乳房下"]
饭后早期胰岛素分泌不足,饭后后期水平居高不下致低血糖() ["Addison病","糖原贮积症","肝硬化","腹膜外肿瘤","NIDDM早期"]
女,54岁,突然出现言语不清,右侧肢体无力6h。体检:运动性失语,右鼻唇沟浅,伸舌偏右,右侧肢体肌张力低,肌力2级,病理反射未引出。血压160/90mmHg,心率80/min。有冠心病、房颤、糖尿病史多年。若行CT检查未见明显低密度灶,下一步处理最为恰当的是() ["A.急诊留观","考虑脑血管疾病收住入院做进一步检查治疗","立即降血压治疗","立即溶栓治疗","立即予以大剂量脱水药"]
急性乳腺炎的致病原因是()和()。