患者男性,70岁,因“腹胀、双下肢水肿2个月余”来诊。患者无明显诱因出现腹胀,双下肢肿,尿量减少,色黄,食欲缺乏,无呕血、黑粪,无恶心、呕吐。否认肝炎、结核病史。吸烟20余年,20支/日,已戒;饮酒史50年,每日饮酒150~200g。查体:体温37.2℃,脉搏101次/分,呼吸20次/分,血压123/76mmHg(1mmHg=0.133kPa)。慢性病容,皮肤巩膜中度黄染,颈部可见蜘蛛痣。心肺无异常。腹膨隆,腹软,全腹无压痛及反跳痛,腹部未触及包块,肝脾肋下未触及,移动性浊音阳性。双肾未触及。双下肢轻度水肿。实验室检查:乙型病毒性肝炎标志物均阴性,甲胎蛋白(AFP)正常。肝功能示总胆红素107.2μmol/L,直接胆红素39μmol/L,白蛋白28g/L,丙氨酸氨基转移酶62.9U/L,天门冬氨酸氨基转移酶216U/L,碱性磷酸酶228U/L,谷氨酰转肽酶1148U/L。肾功能示血尿素氮7.6mmol/L,肌酐74μmol/L。血电解质:血钾3.56mmol/L,血钠133.5mmol/L。凝血常规:凝血酶原时间16.0s,活化部分凝血活酶时间35.7s,纤维蛋白原1.09g/L。影像学检查:上腹部CT示腹腔积液、脂肪肝,胃底、脾门血管迂曲。诊断:酒精性肝硬化失代偿期。若利尿效果不明显,可适当增加螺内酯的剂量,每日最大剂量是()
A. 120mg
B. 160mg
C. 200mg
D. 300mg
E. 400mg
F. 500mg
You have a server named Server1 that runs Windows Server 2003 Service Pack 2 (SP2). On Server1, you have the following backup schedule: ·Normal backups every Saturday at 01:00 ·Differential backups every weekday at 02:00, except on Saturday You need to perform a complete manual backup of Server1 on Tuesday. The backup must not change which files are backed up during the next scheduled backup. Which type of backup should you perform? ()
A. copy
B. daily
C. incremental
D. normal