BL50 (Weicang, “Weicang”) is an acupuncture point on the Bladder Meridian. It is located on the back, 3 cun lateral to the lower border of the spinous process of the twelfth thoracic vertebra (T12), level with BL21 (Weishu). It harmonizes the Stomach, transforms dampness, resolves abdominal distention, and alleviates back pain.
On the back, 3 cun lateral to the lower border of the spinous process of the twelfth thoracic vertebra (T12), level with BL21 (Weishu).
Oblique insertion towards the spine, 0.5 to 1.0 cun. Deep perpendicular or medial oblique insertion carries a risk of pneumothorax.
Harmonizes the Stomach, transforms dampness, resolves abdominal distention, and alleviates back pain..
Abdominal distention from vacuity, abdominal fullness, water swelling, edema, inability to eat or drink, aversion to cold, back and spine pain, inability to bend forward or backward, spinal pain, abdominal distention with water swelling, much cold,dysphagia or esophageal obstruction,skin edema, true edema, stone edema, wind edema, edema from qi, dampness, or food..
Weicang is a key point on the outer Bladder line for disorders of the middle jiao, particularly those involving both digestive and dampness-related symptoms. Its indications for abdominal distention, poor appetite, and edema make it a valuable adjunct to the inner line's Back-Shu points. It is also used for local musculoskeletal issues, such as stiffness and pain in the lower thoracic and lumbar spine, especially when the patient cannot bend or extend.
BL50 is one of 67 points on the Bladder Meridian. Nearby points:
BL50 (Weicang) is located on the back, 3 cun lateral to the lower border of the spinous process of the twelfth thoracic vertebra (T12), level with BL21 (Weishu).
BL50 harmonizes the Stomach, transforms dampness, resolves abdominal distention, and alleviates back pain. Common clinical indications include abdominal distention from vacuity, abdominal fullness, water swelling, edema, inability to eat or drink, aversion to cold, back and spine pain, inability to bend forward or backward, spinal pain, abdominal distention with water swelling, much cold,dysphagia or esophageal obstruction,skin edema, true edema, stone edema, wind edema, edema from qi, dampness, or food.
Oblique insertion towards the spine, 0.5 to 1.0 cun. Deep perpendicular or medial oblique insertion carries a risk of pneumothorax.
BL50 is a point on the Bladder Meridian (Zú Tài Yáng Páng Guāng Jīng).