第9题: [单项选择]患者,男,65岁。症见原因不明腹痛,不向肩背部放射。体检发现中上腹直径4cm肿瘤。TBil15mmol/L,CA19-980U/L。CT乎扫发现胰头局部低密度肿块,胰管扩张,最宽处为5mm,胰管内可见钙化;增强CT示肿瘤中央部位的强化程度明显高于周围胰腺组织。初步考虑胰腺导管内乳头状黏液性肿瘤(IPMN)。超声引导下抽吸肿瘤囊液,囊液CEA水平高于110μg/L。治疗应() A. 观察3个月,复查 B. 观察半年,复查 C. 胰头肿物剜除术 D. 胰十二指肠切除术,术中切缘送冷冻病理检查 E. 胰体、尾切除 参考答案:D
A. Water systems. B. Energy and property. C. Services. D. Coastal activities. 参考答案:C 答案解析:[分析] 细节题。参见原文最后一句:...including most services,that are negligibly affected by climate change.