18F-FDGPET/CT显像在淋巴瘤的诊断中出现假阳性的原因有() ["淋巴结结核","结节病","肠道生理性摄取","化疗后胸腺反跳增生","上述均是"]
颈浅淋巴结常常因为哪一部位的病变扩散而累及() ["牙槽嵴或扁桃体","舌前2/3","咽","喉","鼻咽部"]
子宫内膜癌IaG1~2期无生育要求首选的治疗方法是() ["放射治疗","大剂量孕激素治疗","广泛子宫切除十双附件切除术","筋膜外子宫切除十双附件切除术","术前放疗十筋膜外子宫切除十双附件切除术"]
哪种疾病无骨膜反应?() ["软骨瘤","骨髓炎","成骨型骨肉瘤","溶骨型骨肉瘤","尤文氏瘤"]
男性,20岁,乏力、发热、全身痛,皮肤淤斑半月余;查:贫血貌,体温38C,心肺(-),胸骨有压痛,肝肋下1.5cm,脾肋下1cm,血红蛋白60g/L,白细胞总数2×109/L,血小板20×109/L,最可能的诊断是(). ["再生障碍性贫血","溶血性贫血缺铁性贫血","巨幼红细胞性贫血","血小板减少性紫癜","急性白血病"]
()、()、()是生态旅游的核心。