Knee Bursae - Medial

Medial

Medially, there are five bursae:

1. the medial gastrocnemius bursa between the medial head of the gastrocnemius and the joint capsule
2. the anserine bursa between the medial (tibial) collateral ligament and the tendons of the sartorius, gracilis, and semitendinosus (i.e. the pes anserinus)
3. the bursa semimembranosa between the medial collateral ligament and the tendon of the semimembranosus
4. there is one between the tendon of the semimembranosus and the head of the tibia
5. and occasionally there is a bursa between the tendons of the semimembranosus and semitendinosus