KD 19 — Yīn Dū (阴都) — Yin Metropolis
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1. Overview
KD 19 — Yīn Dū (阴都) — is an acupuncture point on the Kidney meridian. Its English name, Yin Metropolis, reflects the point’s classical character and location. It is used in acupuncture practice as part of channel-balancing prescriptions for a range of conditions.
I am Dr (TCM) Attilio D’Alberto, a member of the British Acupuncture Council with over 25 years of clinical experience. I use KD 19 as part of individually tailored acupuncture prescriptions at my clinic in Wokingham, Berkshire.
2. Location
0.5 cun lateral to CV-12 Zhongwan, on the abdomen.
3. Actions
- Regulates Qi
- Harmonizes the Stomach
- Lowers rebellion
- Alleviates cough and wheezing
4. Indications
- Emphysema
- Pleurisy
- Malaria
- Fullness and agitation below the Heart
- Twisting pain in the abdomen
- Borborygmus
- Difficult defecation
- Infertility
- Eye pain
5. Needling
Straight insertion, 1 to 1.5 cun.
Important: Acupuncture should only be performed by a fully qualified practitioner. Never attempt self-needling. All needles I use are sterile, single-use and disposed of immediately after treatment in a clinical sharps container.
6. Clinical notes
KD 19 Yīn Dū (Yin Metropolis) is classified as: Meeting point with the Chong channel. These classifications inform how the point is used in clinical practice. The point is typically combined with other channel points to form a balanced prescription based on the patient’s individual TCM diagnosis.
7. Treatment at my clinic
I use KD 19 as part of tailored acupuncture prescriptions for conditions including Infertility, Cough, Constipation. Each treatment is individually designed following a full TCM assessment.
I see patients in person at my clinic in Wokingham, Berkshire. Visit the prices page for consultation fees. Return to the acupuncture points directory or the acupuncture main page.















