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Enter search terms to find related medical topics, multimedia and more.
• Use “ “ for phrases o [ “pediatric abdominal pain” ] • Use – to remove results with certain terms o [ “abdominal pain” –pediatric ] • Use OR to account for alternate terms o [teenager OR adolescent ]
用含有消毒剂物质的小垫片清洁男性阴茎头或女性尿道开口处。未行包皮环切的男性应翻起包皮以清洁阴茎头部。
让前段尿排入厕所，以洗刷尿道。
继续排尿，将标本收集在无菌尿杯中。通常在尿流终止前收集尿液样本（中段尿）。
