单选题患者男性，52岁。有溃疡病史10年。最近1周中上腹持续性胀痛，较以往严重，伴恶心、呕吐。今日呕血1次，量约800ml，呕血后气促明显，血压100/75mmHg。该患者目前潜在的护理问题有（ ）。A有体液不足的危险B疼痛C活动无耐力D恐惧E营养失调
单选题
患者男性，52岁。有溃疡病史10年。最近1周中上腹持续性胀痛，较以往严重，伴恶心、呕吐。今日呕血1次，量约800ml，呕血后气促明显，血压100/75mmHg。该患者目前潜在的护理问题有（ ）。
A
有体液不足的危险
B
疼痛
C
活动无耐力
D
恐惧
E
营养失调
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