Wellness & Lifestyle / Practitioner article养生 · 医师专栏

What Does "Kidney Deficiency" Actually Mean? — 5 Common Misunderstandings

「肾虚」到底是什么?— 关于这个词的 5 个常见误会

What 'kidney deficiency' actually means — the biggest misunderstanding is that the TCM 'kidney' is not your kidneys. Five common misconceptions, and when to see a doctor first.
「肾虚」到底是什么意思?最大的误会是,中医说的「肾」不是您的肾脏。这篇厘清关于这个词的 5 个常见误会,以及哪些情况请先看西医。
By 撰文 Mr. Lim Gao HongSeptember 20266 min read6 分钟Educational reading健康知识分享

"Do I have kidney deficiency?" It is a question that comes up often — and the term circulates locally through advertising, short videos and word of mouth, not through TCM texts.

This article will not tell you how to "tonify". That direction is the mistake. It is about what the term actually means and how it gets misused, set out as 5 common misunderstandings.

I. The biggest one: the TCM "kidney" is not your kidneys

This is the source of every other misunderstanding, and the most important point here.

In TCM theory, 「肾」 is a concept within a theoretical framework, used to group a set of related functions and presentations. The kidney of modern anatomy is a different order of thing — an organ you can see on a scan and assess with a blood test.

The two do not translate into each other. TCM 「肾虚」 does not mean impaired kidney function; conversely, kidney disease is not diagnosed through the TCM concept.

A note: this section is general information only. For conditions like these, follow your doctor's diagnosis and treatment, and seek medical attention when you need it.

💡 Remember: when you hear the word, first work out whether it refers to the TCM concept or to the two organs in your body.

II. The other 4 misunderstandings

  • Two: that it is a diagnosis. It is not. It is one of the terms a practitioner uses to describe an overall judgement after a full consultation and assessment — not a label to apply to yourself.
  • Three: that you can work it out yourself. The self-test checklists circulating online do not hold up. The same presentation can point in entirely different directions within TCM theory, which is precisely why a consultation exists.
  • Four: that it refers to one particular thing. In Malaysian advertising the term has long been narrowed to specific uses. In the TCM literature its scope is far broader — and any claim equating it with a particular function goes beyond the term itself.
  • Five: that tonifying is always the answer. Tonifying is also something that requires assessment in TCM. Taking tonics without understanding the whole picture is not a sound approach.

💡 Remember: this is a practitioner's word, not a consumer label. It comes after a consultation, not before one.

III. The two "kidneys" at a glance

「肾」 in TCM theoryThe kidney in modern medicine
What it isA conceptual category within a theoretical frameworkA physical organ in the body
How it is establishedA term a practitioner uses after full consultation and assessmentBlood tests, urine tests, imaging
Who establishes itA registered TCM practitionerA doctor
Can you self-test?NoNo — it needs testing
RelationshipNot translatable into each other — different orders of descriptionAs left

This table deliberately does not list "signs of kidney deficiency". TCM is not a self-assessment quiz — that is exactly how this term gets misused.

IV. See a doctor first in these situations

If what actually worries you is the organ, that needs testing to establish. See a doctor first if there is:

  • A marked increase or decrease in how much you pass
  • Persistently foamy urine that does not settle
  • Swelling around the eyes or in the lower legs
  • Persistent flank pain, particularly with fever — call 999 now, or go to the nearest emergency department
  • Blood in the urine, or a marked change in colour
  • Existing hypertension or diabetes — both relate to kidney function monitoring; keep to the schedule your doctor sets
  • Long-term painkiller use, or supplements of unknown origin — tell your doctor

Kidney function is assessed by blood and urine tests, and a TCM consultation does not substitute for them.

⚠️ A safety note: TCM and Western medicine complement each other; it is not a choice between them. If you are under medical treatment, never stop a prescription on your own. There are many products marketed for "kidney tonifying" — anything of unclear origin or composition is not something to take on your own, and whatever you are taking should be mentioned to both your doctor and your practitioner.

A note: this section is general information only. For conditions like these, follow your doctor's diagnosis and treatment, and seek medical attention when you need it.

V. Fitting it into life in Malaysia

  • What the ads and short videos say. The term is heavily used in local marketing. That is no reason to reject TCM, and no reason to accept the claim either — this judgement belongs to a practitioner, not to an advertisement.
  • The self-test your friend forwarded. Useful as a starting point for a question, not as a conclusion. Bring the screenshot to the consultation and discuss it.
  • Tonic packets bought for you by family. Mention the contents and where they came from. The practitioner needs to know what you are actually taking.
  • Your annual company health screening. Kidney function is usually in the basic blood panel. Keep the report and mention it.
  • Supplements from the gym or bought online. Protein powders, amino acids, capsules of uncertain origin — say so, especially anything long-term.

On how a practitioner actually reaches a judgement: what pattern differentiation is. The term often comes up alongside tiredness and low energy in men: how TCM looks at tiredness and low energy in men.

In closing

✅ Worth remembering:

  1. The TCM 「肾」 is a concept in a theoretical framework, not the anatomical kidney. The two do not translate.
  2. 「肾虚」 is not a diagnosis — it is a term used after consultation and assessment.
  3. Online self-tests do not hold up — the same presentation can point in different directions.
  4. If the organ is what worries you, that needs blood and urine tests; a TCM consultation cannot substitute.
  5. Swelling, foamy urine, changes in output, flank pain with fever — see a doctor.

❌ Better not to:

  1. Take an advertisement's "kidney deficiency" as your own diagnosis.
  2. Buy tonifying products of unclear origin or composition on your own.
  3. Stop prescribed medication on your own because you have started TCM care.

👉 If you have heard the term and want to understand your actual situation, you are welcome to book an online consultation with HansMed, where a practitioner registered under the T&CM Act 2016 can assess it with you; if what worries you is the organ itself, or if anything in section IV applies, see a doctor for tests first.

Reviewed by Mr. Lim Gao Hong, a TCM practitioner registered with Malaysia's Traditional and Complementary Medicine Council under the T&CM Act 2016, practising in general TCM, pain management and internal medicine.

Sit with a licensed TCM practitioner from wherever you are.

HansMed Modern TCM

For general wellness education only — not medical advice. Consult a registered TCM practitioner for personal guidance.

「医师,我是不是肾虚?」这是不少读者常问的一句话——而这个词在本地主要透过广告、短视频与朋友之间流传,不是透过中医文献。

这篇不告诉您「怎么补」,因为这个方向本身就问错了。这篇讲的是这个词实际上是什么意思、它被怎么误用,整理成 5 个常见误会

一、最大的误会:中医说的「肾」不是您的肾脏

这是所有误会的源头,也是最重要的一点。

在中医理论中,「肾」是一个理论框架里的概念,用来归纳一组相关的功能与表现。它与现代解剖学里的肾脏(kidney)是两个不同层次的东西——一个是理论模型里的分类,一个是可以在影像上看见、可以验血评估的器官。

两者不能互相翻译。 中医说的「肾虚」不等于肾功能异常;反过来,肾脏的疾病也不是靠中医的「肾」这个概念来诊断的。

小提醒:本段仅为一般知识说明。相关情况请以西医的诊断与治疗为主,并在需要时及时就医。

💡 记住:听到「肾」这个字,先分清楚是在讲中医的概念,还是在讲您身体里的那两颗器官。

二、另外 4 个常见误会

  • 误会二:「肾虚」是一个诊断。 它不是。它是医师在完整问诊、辨证之后,用来描述整体判断的其中一个术语,而不是一个可以套用在自己身上的标签。
  • 误会三:可以自己判断。 网络上的「肾虚自测表」不成立。同样的表现,在中医理论中可能指向完全不同的判断,这正是需要医师问诊的原因。
  • 误会四:它专指某一方面。 在马来西亚的广告里,这个词长期被窄化成特定的用途。中医文献中它涵盖的范围要宽得多,而且任何把它和特定功能划上等号的说法,都超出了这个词本身
  • 误会五:补就对了。 「补」在中医里也是需要辨证的。不清楚整体情况就自行进补,不是稳妥的做法。

💡 记住:这个词属于医师的语言,不是消费者的自我标签。 它出现在问诊之后,不是之前。

三、一张表看懂:这两个「肾」的差别

中医理论中的「肾」现代医学的肾脏
它是什么理论框架中的一个概念分类身体里可见的器官
怎么判断由医师完整问诊、辨证后使用的术语验血、验尿、影像检查
谁来判断注册中医师医生
能不能自测不能不能,需要检验
两者关系不能互相翻译,是不同层次的说法同左

这张表刻意不写「什么表现代表肾虚」。中医不做自我对号入座——那正是这个词被误用的方式。

四、这些情况请先看西医

如果您担心的其实是肾脏本身,那需要检验才能知道。以下情况请先就医

  • 小便量明显变多或变少
  • 小便有大量泡沫,久久不散
  • 眼睑或下肢水肿
  • 腰部持续疼痛,尤其伴随发烧——请立刻拨打 999,或前往最近的急诊部
  • 小便带血,或颜色明显改变
  • 已有高血压或糖尿病——这两者与肾脏功能的追踪有关,请按医生的安排定期检查
  • 长期服用止痛药或来源不明的补品——请让医生知道

肾脏功能需要验血与验尿才能评估,中医问诊不能取代这些检查。

⚠️ 安全提醒:中医与西医是互相补位的关系,不是二选一。若您正在西医治疗中,切勿自行停药。市面上有不少标示「补肾」功能的产品,来源与成分不明的一律不建议自行服用,并请把您正在吃的东西告诉医生与医师。

小提醒:本段仅为一般知识说明。相关情况请以西医的诊断与治疗为主,并在需要时及时就医。

五、大马生活里怎么安排

  • 广告与短视频里的说法:这个词在本地被大量用于行销。不必因此排斥中医,但也不必照单全收——判断这件事属于医师,不属于广告
  • 朋友转发的「自测表」:可以当作提问的起点,不要当成结论。截图带来问诊时讨论,比自己对号入座有用。
  • 长辈买给您的补包:请一并说明成分与来源。医师需要知道您实际吃进去的是什么。
  • 公司年度体检:肾功能通常包含在基本血检里。报告留着,问诊时一并说明。
  • 健身房或网络买的补充品:蛋白粉、氨基酸、来路不明的胶囊——请说明,尤其是长期在吃的。

想了解医师实际怎么做判断,可参考:辨证是什么。男性的疲劳与精神不济常和这个词一起被提起,可参考:中医怎么看男性的疲劳与精神不济

结语

✅ 记住这几点:

  1. 中医的「肾」是理论框架里的概念,与解剖学的肾脏是两回事,不能互相翻译。
  2. 「肾虚」不是诊断,是医师问诊辨证之后使用的术语。
  3. 网络自测表不成立——同样的表现可能指向完全不同的判断。
  4. 担心肾脏本身,需要验血验尿,中医问诊不能取代。
  5. 水肿、泡沫尿、尿量改变、腰痛伴发烧——先就医

❌ 不要这样做:

  1. 不要把广告里的「肾虚」当成自己的诊断。
  2. 不要自行购买来源与成分不明的「补肾」产品。
  3. 不要因为开始中医调理就自行停掉医生开的药

👉 如果您听过这个说法、想弄清楚自己的实际情况,欢迎透过汉方中医的线上问诊,由依 2016 年 T&CM 法令注册的医师为您评估;若您担心的是肾脏本身,或有第四节列出的情况,请先就医做检查。

本文由 林高鸿 医师 撰稿审阅。林高鸿 医师依 2016 年 T&CM 法令于马来西亚传统与辅助医药理事会注册执业,专长为中医全科、疼痛管理与内科。

无论身在何处,与持证中医师对坐。

汉方现代中医

本内容仅供健康知识分享,不构成医疗建议。如需个人化建议,请咨询注册中医师。

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