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<title>蹲下站起来眼前发黑,是贫血还是低血压?</title>
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<script>window.TOPIC = {
"slug": "touyun",
"q": "蹲下站起来眼前发黑,是贫血还是低血压?",
"eyebrow": "孕期身体 · 头晕心慌",
"title": [
"站起来",
"\n",
"眼前发黑",
"是贫血吗?"
],
"sub": "一张卡看懂:为啥会晕、怎么缓、何时就医",
"answer": "多半是<em>起身太快、血压一时跟不上<\/em>;整天乏力、脸色白才更像贫血,<em>查个血常规<\/em>就清楚。",
"three": [
{
"b": "先坐下,别硬撑",
"s": "就地坐下或侧躺,防止摔倒"
},
{
"b": "少食多餐,起身慢",
"s": "防低血糖;从躺到站分三步"
},
{
"b": "反复发作查一查",
"s": "让医生看看血红蛋白、血压和血糖"
}
],
"sections": [
{
"type": "list",
"title": "站起来眼前发黑,是怎么回事",
"en": "STAND UP",
"key": "多半是起身太快,先学会慢慢起。",
"tint": true,
"items": [
{
"tag": "多见",
"tone": "ok",
"b": "体位性低血压",
"s": "孕期血管扩张、血压偏低,起身太快血液一时到不了脑子,几秒就缓过来"
},
{
"tag": "贫血",
"tone": "warn",
"b": "整天乏力、脸色白、一动就心慌",
"s": "不只是起身那一下;查个血常规就分清了"
},
{
"tag": "起身",
"tone": "ok",
"b": "先坐起 → 腿垂下停一会 → 扶着站",
"s": "蹲久了也要扶着慢慢起"
},
{
"tag": "平时",
"tone": "ok",
"b": "别空腹太久、多喝水",
"s": "别长时间站着不动,洗澡水别太热"
},
{
"tag": "就医",
"tone": "no",
"b": "真的晕倒、胸痛、心慌不缓",
"s": "或伴出血、腹痛,马上就医"
}
]
},
{
"type": "cards",
"title": "常见原因",
"en": "WHY",
"key": "多数是孕期的正常变化,少数要查一查。",
"tint": true,
"items": [
{
"name": "低血压",
"verdict": "常见",
"must": true,
"label": "起身太快",
"amt": "眼前黑",
"unit": "",
"when": "久站、热水澡后也容易晕"
},
{
"name": "低血糖",
"verdict": "饿了就晕",
"must": false,
"label": "常在饭前",
"amt": "手抖",
"unit": "",
"when": "出汗、心慌,吃点东西就好"
},
{
"name": "贫血",
"verdict": "要查血",
"must": true,
"label": "血红蛋白",
"amt": "<110",
"unit": "g/L",
"when": "乏力、脸色白、一动就心慌"
},
{
"name": "平躺",
"verdict": "孕中晚期",
"must": false,
"label": "仰卧位",
"amt": "低血压",
"unit": "",
"when": "子宫压住大血管,侧躺就好"
}
],
"why": {
"q": "心跳比以前快,正常吗?",
"a": "正常。怀孕后血容量增加,心脏要多干活,休息时的心跳一般会比孕前快 10~15 次/分。只要休息时不难受、没有胸痛气短,就不用担心。"
}
},
{
"type": "steps",
"title": "头晕时这样做",
"en": "WHAT TO DO",
"key": "先保证不摔倒,再找原因。",
"tint": false,
"items": [
{
"b": "马上坐下或侧躺",
"s": "别硬撑着走,身边有人就叫人扶一下"
},
{
"b": "躺下时侧躺,腿垫高一点",
"s": "让血流回头部,几分钟多能缓过来"
},
{
"b": "松开领口和腰带",
"s": "开窗通风,离开闷热拥挤的地方"
},
{
"b": "缓过来吃点东西、喝点水",
"s": "饼干、牛奶、水果都可以"
},
{
"b": "记下时间和当时情况",
"s": "产检时告诉医生"
}
]
},
{
"type": "list",
"title": "平时这样预防",
"en": "PREVENT",
"key": "大多数头晕,靠习惯就能少很多。",
"tint": true,
"items": [
{
"tag": "可以",
"tone": "ok",
"b": "少食多餐",
"s": "包里备点饼干、坚果,别空腹太久"
},
{
"tag": "可以",
"tone": "ok",
"b": "起身慢一点",
"s": "躺、坐、站,每一步停几秒"
},
{
"tag": "可以",
"tone": "ok",
"b": "喝够水",
"s": "每天约 1.7L,天热出汗多再加"
},
{
"tag": "注意",
"tone": "warn",
"b": "孕中晚期别长时间平躺",
"s": "睡觉、做检查时可以侧一侧"
},
{
"tag": "注意",
"tone": "warn",
"b": "别久站,别泡太热的澡",
"s": "热水让血管扩张,更容易晕"
},
{
"tag": "注意",
"tone": "warn",
"b": "常头晕先别自己开车",
"s": "爬高、提重物也要当心"
}
]
},
{
"type": "check",
"title": "要不要去医院",
"en": "SELF CHECK",
"key": "选 3 题,看看现在怎么办。",
"tint": false,
"hint": "3 题选完自动出结果,只在本机计算",
"qs": [
{
"q": "头晕一般什么时候出现",
"opts": [
{
"t": "起身或久站时",
"adv": {
"tone": "k",
"b": "多是体位性低血压",
"s": "起身慢一点,多喝水"
}
},
{
"t": "饿的时候",
"adv": {
"tone": "t",
"b": "少食多餐,备点零食",
"s": "糖耐时间到了按时去查"
}
},
{
"t": "躺着坐着也常晕",
"adv": {
"tone": "a",
"b": "尽快告诉医生",
"s": "需要查查血压、血糖、血常规"
}
}
]
},
{
"q": "心慌的感觉",
"opts": [
{
"t": "偶尔,休息就好",
"adv": {
"tone": "k",
"b": "多是正常的心跳加快",
"s": "注意休息就好"
}
},
{
"t": "常心慌、一动就喘",
"adv": {
"tone": "a",
"b": "近期去医院查一查",
"s": "看看贫血和甲状腺,别等下次产检"
}
},
{
"t": "伴胸痛或喘不上气",
"adv": {
"tone": "a",
"b": "马上去医院",
"s": "别拖,尽量有人陪同"
}
}
]
},
{
"q": "有没有这些情况",
"opts": [
{
"t": "都没有",
"adv": {
"tone": "k",
"b": "按时产检就好",
"s": "头晕多了记下来告诉医生"
}
},
{
"t": "头痛、看东西模糊",
"adv": {
"tone": "a",
"b": "马上去医院量血压",
"s": "孕 20 周后要警惕子痫前期"
}
},
{
"t": "晕倒过",
"adv": {
"tone": "a",
"b": "尽快就医",
"s": "摔倒了还要查查宝宝"
}
},
{
"t": "出血或肚子痛",
"adv": {
"tone": "a",
"b": "马上去医院",
"s": "别等它自己好"
}
}
]
}
]
},
{
"type": "doc",
"title": "出现这些马上就医",
"en": "SEE A DOCTOR",
"key": "别自己扛,尽量有人陪同。",
"tint": true,
"b": "出现这些,马上去医院",
"s": "可以先坐下或侧躺,让家人陪同去医院。",
"tags": [
"晕倒过",
"胸痛",
"喘不上气",
"心跳快停不下来",
"剧烈头痛",
"看东西模糊",
"阴道出血",
"肚子痛"
]
}
],
"tools": {
"title": "头晕心慌用得上的工具",
"items": [
{
"id": "yun",
"why": "头晕时量一量血压记下来",
"btn": "去记"
},
{
"id": "yunqixuetang",
"why": "饿了就晕的,记记血糖",
"btn": "去记"
},
{
"id": "chanjianrili",
"why": "带着记录去产检",
"btn": "去看"
}
]
},
"sources": [
"人民卫生出版社《妇产科学》(第 9 版):妊娠期心率休息时每分钟增加 10~15 次;妊娠早、中期血压偏低;孕妇长时间仰卧,增大的子宫压迫下腔静脉,回心血量减少,可出现仰卧位低血压综合征",
"中华医学会围产医学分会《妊娠期铁缺乏和缺铁性贫血诊治指南》(2014):孕期血红蛋白<110g/L 为贫血,可表现为乏力、头晕、心悸等",
"《中国居民膳食指南(2022)》孕期妇女膳食指南:孕期每天饮水约 1.7L;规律进餐,孕早期可少食多餐",
"中华医学会妇产科学分会《妊娠期高血压疾病诊治指南(2020)》:孕 20 周后出现血压升高,伴持续头痛、视物模糊、上腹痛等,需警惕子痫前期,应及时就诊",
"ACOG 患者教育资料:孕期血管扩张可致体位性低血压,建议缓慢变换体位、补足水分"
],
"heroAlt": "孕妈妈坐在沙发上休息,丈夫递来一杯温水",
"color": [
"#E25C7A",
"226,92,122",
"#FDEEF2"
]
};</script>
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