Pes anserinus (sartorius, gracilis, semitendinosus)
Body region：Knee
Pain on the inner knee and front of the knee, worse on stairs
Function
The tendons of the sartorius, gracilis and semitendinosus attach together to the inner tibia (pes anserinus).
Common causes
Running, climbing stairs, knees collapsing inward, or weight gain causing friction and inflammation.
Massage and stretching
- Light pressure on the tendon attachment, not the joint
- Hamstring and inner-thigh stretches
Related acupoints
- Xuehai (SP10)：With the knee bent, about 2 cun above the upper inner edge of the patella, on the muscle bulge
- Zusanli (ST36)：About 3 cun below Dubi, one finger-width outside the front edge of the tibia
Related meridians
Spleen Meridian of Foot-Taiyin、Stomach Meridian of Foot-Yangming
When to see a doctor：Redness, heat, inability to bear weight, locking, or knee pain after an injury: see a doctor.