患者,女性,50岁。患风湿性心瓣膜的答案
患者,女性,50岁。患风湿性心瓣膜病,2日前出现一侧下肢剧痛,不能活动,局部皮肤苍白、发凉,动脉搏动消失。应首先考虑的是
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
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