Baker's cyst, popliteal cyst, giant cyst.
What is Baker's cyst ? The exact origin is not known, but it is a distended bursa arising from any one of the structures below: Between hamstrings and collateral ligaments. Between hamstrings and tibial condyles. Each head of gastrocnemius. What is giant cyst ? It is a huge popliteal cyst commonly in rheumatoid arthritis. Treatment:- 1-2 days of non- surgical treatment Later, arthrography and cyst is excited Synovectomy is done later to prevent recurrence.