Xiaochangshu (BL27)
Xiaochangshu (BL27), “Small Intestine Shu”, is a point on the Bladder meridian. It is point 27 of the 67 on the channel. Back-Shu of the Small Intestine: separates the clear from the turbid and drains Damp-Heat from the lower Jiao.
Location
On the sacrum, level with the first posterior sacral foramen, 1.5 cun lateral to the median sacral crest.
Functions according to tradition
Back-Shu of the Small Intestine: separates the clear from the turbid and drains Damp-Heat from the lower Jiao.
Traditional indications
- Sacral pain
- Diarrhoea
- Dysentery
- Difficult urination
- Vaginal discharge
Indications described by tradition; they do not amount to proven clinical effectiveness for each one.
What its classification means
Located on the back, on the inner branch of the Bladder channel, at the level of the organ it relates to. Tradition prefers it for chronic disorders and disorders of the zang organs.
Precautions
No specific precautions are described beyond the general ones for acupuncture. Needling must always be performed by a trained professional.
Points on other channels with similar indications
They share several traditional indications with this point. Comparing them helps understand why one or the other is chosen.
- GB25 Jingmen (Gallbladder): Diarrhoea, Difficult urination
- ST39 Xiajuxu (Stomach): Diarrhoea, Dysentery
- KI13 Qixue (Kidney): Diarrhoea, Difficult urination
- CV2 Qugu (Ren Mai (Conception Vessel)): Vaginal discharge
- CV5 Shimen (Ren Mai (Conception Vessel)): Diarrhoea
- CV9 Shuifen (Ren Mai (Conception Vessel)): Diarrhoea
Point profile
- Code
- BL27
- Pinyin name
- Xiǎo Cháng Shū
- Characters
- 小肠俞
- Translation
- Small Intestine Shu
- Meridian
- Bladder
- Element
- Water
- Classification
- Back-Shu
- Topics
- Intestine, Urination, Sacrum
Health notice. Educational and study content. It describes concepts of Traditional Chinese Medicine and does not replace diagnosis or treatment by a healthcare professional. Needling, medicinal herbs and invasive techniques must be applied by trained professionals. Safety guide.
