患儿女,1岁,腹泻伴中度脱水、酸中毒,经补液及纠酸治疗后出现腹胀,心音低钝,四肢腱反射减弱,护士考虑患儿最可能是( )。
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
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