ganglionGanglion is cystic education with typical localization on the back surface of the wrist joint (Fig.), at least - on the palm side of the wrist, foot. Ganglion arises from the constant mechanical irritation of the joint capsule, tendon sheath or synovial bags. Pathological cysts has the form cysts first multi-chamber, and then single-chamber, filled with colloidal vitreous mass and having the message with the joint cavity or tendon sheath. Clinically ganglion is a slow-growing tight elastic education from 0.5 to 3 cm, painless. The skin over the ganglion is not changed. Treatment surgical - removal, crushing is not recommended. Possible relapses.