题目内容

下列关于植入式静脉输液港的说法错误的是()

A. 辅料、无损伤针至少每三天更换一次。
B. 舒高粘性液体每4h生理盐水冲管一次,输血后立即冲管
C. port治疗间歇应每两周抽、封管一次
D. 可用于高压注射镑推出造影剂
E. 冲、封管时必须使用十毫升以上注射器

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