下列哪项检查对鼻咽癌的确诊是必须检查()。 ["鼻咽镜检查","CT扫描","颈部肿块穿刺细胞学","鼻咽部活检","EB病毒血清学检查"]
骨肉瘤的主要血清学化验是() ["酸性磷酸酶活性降低","酸性磷酸酶活性增高","碱性磷酸酶活性降低","碱性磷酸酶活性增高"]
肿瘤恶性程度的高低取决于() ["肿瘤体积的大小","肿瘤患者的临床表现","肿瘤的生长速度","肿瘤细胞的分化程度","肿瘤发生的部位"]
发生骨软骨瘤最常见的部位是() ["肩胛骨","椎体","肋骨","长骨干骺端"]
糖化血红蛋白低于多少百分比时提示血糖控制理想() ["7%","9%","11%","12%","13%"]
甲亢时为何可触及震颤或听到“嗡鸣”样血管杂音?