BL20 (Pí Shū, “Spleen Shu”) is the Back-Shu of Spleen point of the Bladder Meridian. BL20 is located on the back, 1.5 cun lateral to the lower border of the spinous process of the eleventh thoracic vertebra (T11). It fortifies the Spleen, harmonizes the Stomach, and resolves dampness.
BL20 is located on the back, 1.5 cun lateral to the lower border of the spinous process of the eleventh thoracic vertebra (T11).
Oblique insertion medially 0.5-1 cun; caution for pneumothorax.
Fortifies the Spleen, harmonizes the Stomach, and resolves dampness.
Abdominal distention, diarrhea, poor appetite, fatigue, jaundice, edema.
As the Back-Shu point of the Spleen, BL20 is a cornerstone for all Spleen and Stomach disharmonies, particularly Spleen Qi deficiency and dampness. It is renowned for its powerful action in fortifying the Spleen, resolving dampness, and harmonizing the Stomach, making it essential for digestive issues like poor appetite, abdominal distension, diarrhea, and fatigue. It is often combined with BL21 (Stomach Shu) to comprehensively address digestive imbalances.
BL20 is one of 67 points on the Bladder Meridian. Nearby points:
BL20 is located on the back, 1.5 cun lateral to the lower border of the spinous process of the eleventh thoracic vertebra (T11).
BL20 fortifies the Spleen, harmonizes the Stomach, and resolves dampness. Common clinical indications include abdominal distention, diarrhea, poor appetite, fatigue, jaundice, edema.
Oblique insertion medially 0.5-1 cun; caution for pneumothorax. Caution: ⚠ Pneumothorax risk: oblique/shallow only, never deep perpendicular over the chest wall.
BL20 is a point on the Bladder Meridian (Zú Tài Yáng Páng Guāng Jīng).