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This point, on the chest, unbinds the chest, descends rebellious qi and benefits the breast.
Location
On the chest, in the second intercostal space, 4 cun lateral to the anterior midline.
Anatomy
On pectoralis major; the thoraco-acromial and lateral thoracic arteries; the anterior thoracic nerve and the second intercostal nerve.
Actions & Functions
- Unbinds the chest and descends rebellious qi
- Benefits the breast and reduces swelling
Indications
Cough and asthma, fullness and pain of the chest, and mastitis and breast pain.
Needling
0.3-0.5 cun, oblique or transverse insertion.
Moxibustion Suitability
Moxibustion may be used.
Point Combinations
With ST-18 for breast disorders.
Classical Text References
Used for disorders of the chest and breast.
Cautions & Contraindications
Deep perpendicular insertion risks pneumothorax; needle obliquely or transversely.
Latest Research
Latest peer-reviewed research on this point will be summarised here, with citations linked to PubMed, via our research integration.