“Wei” is an abbreviation of Weizhong (BL40), but here refers to the popliteal fossa. “Yang” refers to the lateral aspect. The point is lateral to Weizhong (BL40), hence the name Weiyang (Lateral to Popliteal).
At the level of Weizhong (BL40) on the lateral end of the transverse crease of the popliteal fossa, at the medial border of the tendon of musculus biceps femoris.
Pain and stiffness of the lower back.
Distention and fullness of the lower abdomen.
Pain or cramp of the leg and foot.