尿色深、尿比重高就一定等于脱水吗?

2016-05-23 Seven L 译 MedSci原创

东安格利亚大学(UEA)的新研究表明,不应该使用尿液测试来衡量老年人的脱水。如果饮水不足就会导致失水性脱水。医生、护士和其他卫生专业人员广泛使用尿液测试筛查老年人的失水性脱水。但刚发表的一项新研究表明,尿液化验的诊断准确率太低,不能用于检测,也不能用来说明老年人的水化状态。UEA诺维奇医学院的Lee Hooper博士说:“约20%的养老院的老年人饮水不足,自然处于脱水状态,住院的老年人中这个数据更

东安格利亚大学(UEA)的新研究表明,不应该使用尿液测试来衡量老年人的脱水状况。

如果饮水不足就会导致失水性脱水。医生、护士和其他卫生专业人员广泛使用尿液测试筛查老年人的失水性脱水。但刚发表的一项新研究表明,尿液化验的诊断准确率太低,不能用于检测,也不能用来说明老年人的水化状态。

UEA诺维奇医学院的Lee Hooper博士说:“约20%的养老院的老年人饮水不足,自然处于脱水状态,住院的老年人中这个数据更是可以上升到40%。”

“照顾者经常忽视脱水这个问题,但是它可导致住院、尿路感染、残疾甚至死亡的风险增加。早期发现、预防和治疗脱水可能会提高老年人的健康,降低医疗费用。”

“尿色深、尿比重高已被描述为脱水的临床指标,护理和医学书籍、评论,指南和公开网站都在提倡使用。我们想测试它的准确性。”

于是研究者纳入了诺福克和萨福克的383名居住在养老院、疗养院或自己家里的65岁以上老年人。

通过血液渗透压的检测评估参与者体内水分是否足够,同时进行尿液检测进行比对,包括尿液的颜色、浊度、比重、渗透压、体积、葡萄糖和pH值。

Hooper博士说:“评估尿液样本是简单和便宜,但我们的研究表明,使用尿液测试脱水是不适用的,不管是单独使用还是作为更广泛测试的一部分,因为尿液检测对脱水的判断不敏感。虽然尿液化验能发现没有脱水的人群,但是会错过一些真正脱水的老年人。”

“一些医疗条件如药物华法林,或吃某些食物如甜菜根或黑莓,都可以改变尿液颜色。”

“尿液检测脱水情况在一定程度上依赖于正常的肾功能。老龄化与肾功能受损是导致尿液检测准确度下降的原因之一。”

“在未来需要开发一款简单、廉价和非侵入性的用于评估老年人脱水的工具。”

原始出处:

Urine tests not reliable for dehydration in older adults.MedicalXpress.May 23, 2016

 

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  1. [GetPortalCommentsPageByObjectIdResponse(id=129121, encodeId=6d90129121f7, content=好文,从这里学习了好多新知识,新信息。, beContent=null, objectType=article, channel=null, level=null, likeNumber=82, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo7s7ZCKOmmbBTD6nE7gcd5OZpvyGEzkxBP3S275k5ZJVrsPkotZhBglRHM9rKvcj1OgkssqhcnoPw8zIaMZTF8c/0, createdBy=4c441942088, createdName=ylzr123, createdTime=Sat Sep 17 08:28:00 CST 2016, time=2016-09-17, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=88404, encodeId=dd6c88404b3, content=任何东西无法绝对,同一个病人,一定程度上就反映脱水能, beContent=null, objectType=article, channel=null, level=null, likeNumber=102, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=73441710184, createdName=明崖, createdTime=Sat Jun 04 00:58:00 CST 2016, time=2016-06-04, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=86904, encodeId=e2b986904de, content=没说, beContent=null, objectType=article, channel=null, level=null, likeNumber=145, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20200609/ef6a57dbe7f1489dad7446b7c5217858/d5e4fe65996c4446a029b0f5d056abb1.jpg, createdBy=6b011518214, createdName=午夜星河, createdTime=Tue May 24 06:34:00 CST 2016, time=2016-05-24, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=86905, encodeId=5c3f86905d7, content=什么都没有说, beContent=null, objectType=article, channel=null, level=null, likeNumber=113, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20200609/ef6a57dbe7f1489dad7446b7c5217858/d5e4fe65996c4446a029b0f5d056abb1.jpg, createdBy=6b011518214, createdName=午夜星河, createdTime=Tue May 24 06:34:00 CST 2016, time=2016-05-24, status=1, ipAttribution=)]
    2016-09-17 ylzr123

    好文,从这里学习了好多新知识,新信息。

    0

  2. [GetPortalCommentsPageByObjectIdResponse(id=129121, encodeId=6d90129121f7, content=好文,从这里学习了好多新知识,新信息。, beContent=null, objectType=article, channel=null, level=null, likeNumber=82, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo7s7ZCKOmmbBTD6nE7gcd5OZpvyGEzkxBP3S275k5ZJVrsPkotZhBglRHM9rKvcj1OgkssqhcnoPw8zIaMZTF8c/0, createdBy=4c441942088, createdName=ylzr123, createdTime=Sat Sep 17 08:28:00 CST 2016, time=2016-09-17, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=88404, encodeId=dd6c88404b3, content=任何东西无法绝对,同一个病人,一定程度上就反映脱水能, beContent=null, objectType=article, channel=null, level=null, likeNumber=102, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=73441710184, createdName=明崖, createdTime=Sat Jun 04 00:58:00 CST 2016, time=2016-06-04, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=86904, encodeId=e2b986904de, content=没说, beContent=null, objectType=article, channel=null, level=null, likeNumber=145, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20200609/ef6a57dbe7f1489dad7446b7c5217858/d5e4fe65996c4446a029b0f5d056abb1.jpg, createdBy=6b011518214, createdName=午夜星河, createdTime=Tue May 24 06:34:00 CST 2016, time=2016-05-24, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=86905, encodeId=5c3f86905d7, content=什么都没有说, beContent=null, objectType=article, channel=null, level=null, likeNumber=113, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20200609/ef6a57dbe7f1489dad7446b7c5217858/d5e4fe65996c4446a029b0f5d056abb1.jpg, createdBy=6b011518214, createdName=午夜星河, createdTime=Tue May 24 06:34:00 CST 2016, time=2016-05-24, status=1, ipAttribution=)]
    2016-06-04 明崖

    任何东西无法绝对,同一个病人,一定程度上就反映脱水能

    0

  3. [GetPortalCommentsPageByObjectIdResponse(id=129121, encodeId=6d90129121f7, content=好文,从这里学习了好多新知识,新信息。, beContent=null, objectType=article, channel=null, level=null, likeNumber=82, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo7s7ZCKOmmbBTD6nE7gcd5OZpvyGEzkxBP3S275k5ZJVrsPkotZhBglRHM9rKvcj1OgkssqhcnoPw8zIaMZTF8c/0, createdBy=4c441942088, createdName=ylzr123, createdTime=Sat Sep 17 08:28:00 CST 2016, time=2016-09-17, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=88404, encodeId=dd6c88404b3, content=任何东西无法绝对,同一个病人,一定程度上就反映脱水能, beContent=null, objectType=article, channel=null, level=null, likeNumber=102, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=73441710184, createdName=明崖, createdTime=Sat Jun 04 00:58:00 CST 2016, time=2016-06-04, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=86904, encodeId=e2b986904de, content=没说, beContent=null, objectType=article, channel=null, level=null, likeNumber=145, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20200609/ef6a57dbe7f1489dad7446b7c5217858/d5e4fe65996c4446a029b0f5d056abb1.jpg, createdBy=6b011518214, createdName=午夜星河, createdTime=Tue May 24 06:34:00 CST 2016, time=2016-05-24, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=86905, encodeId=5c3f86905d7, content=什么都没有说, beContent=null, objectType=article, channel=null, level=null, likeNumber=113, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20200609/ef6a57dbe7f1489dad7446b7c5217858/d5e4fe65996c4446a029b0f5d056abb1.jpg, createdBy=6b011518214, createdName=午夜星河, createdTime=Tue May 24 06:34:00 CST 2016, time=2016-05-24, status=1, ipAttribution=)]
    2016-05-24 午夜星河

    没说

    0

  4. [GetPortalCommentsPageByObjectIdResponse(id=129121, encodeId=6d90129121f7, content=好文,从这里学习了好多新知识,新信息。, beContent=null, objectType=article, channel=null, level=null, likeNumber=82, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo7s7ZCKOmmbBTD6nE7gcd5OZpvyGEzkxBP3S275k5ZJVrsPkotZhBglRHM9rKvcj1OgkssqhcnoPw8zIaMZTF8c/0, createdBy=4c441942088, createdName=ylzr123, createdTime=Sat Sep 17 08:28:00 CST 2016, time=2016-09-17, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=88404, encodeId=dd6c88404b3, content=任何东西无法绝对,同一个病人,一定程度上就反映脱水能, beContent=null, objectType=article, channel=null, level=null, likeNumber=102, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=73441710184, createdName=明崖, createdTime=Sat Jun 04 00:58:00 CST 2016, time=2016-06-04, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=86904, encodeId=e2b986904de, content=没说, beContent=null, objectType=article, channel=null, level=null, likeNumber=145, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20200609/ef6a57dbe7f1489dad7446b7c5217858/d5e4fe65996c4446a029b0f5d056abb1.jpg, createdBy=6b011518214, createdName=午夜星河, createdTime=Tue May 24 06:34:00 CST 2016, time=2016-05-24, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=86905, encodeId=5c3f86905d7, content=什么都没有说, beContent=null, objectType=article, channel=null, level=null, likeNumber=113, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20200609/ef6a57dbe7f1489dad7446b7c5217858/d5e4fe65996c4446a029b0f5d056abb1.jpg, createdBy=6b011518214, createdName=午夜星河, createdTime=Tue May 24 06:34:00 CST 2016, time=2016-05-24, status=1, ipAttribution=)]
    2016-05-24 午夜星河

    什么都没有说

    0