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This is a classic point for chronic and severe deficiency. It tonifies the Lung and Kidney, nourishes deficiency and supports the body in consumptive and exhausting conditions.
Location
On the upper back, 3 cun lateral to the lower border of the spinous process of the fourth thoracic vertebra (T4), level with BL-14.
Anatomy
On the trapezius, rhomboid and, deeper, the erector spinae; the posterior intercostal artery; the dorsal rami of the thoracic nerves.
Actions & Functions
- Tonifies the Lung and Kidney and nourishes deficiency
- Strengthens the body in chronic, consumptive conditions
- Supports the original qi (classically moxa’d extensively)
Indications
Chronic cough and asthma, consumption, night sweats, seminal emission, poor memory, and general weakness and exhaustion.
Needling
0.5-0.7 cun, oblique insertion towards the spine.
Moxibustion Suitability
Highly suitable - classically the focus of extensive moxibustion to treat deep deficiency.
Point Combinations
With BL-13 and BL-23 for chronic deficiency; with REN-4 and moxa for exhaustion.
Classical Text References
A celebrated point for chronic, deep-seated deficiency, especially via moxibustion.
Cautions & Contraindications
Deep insertion risks pneumothorax; needle obliquely.
Latest Research
Latest peer-reviewed research on this point will be summarised here, with citations linked to PubMed, via our research integration.
