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Fig. 1 | BMC Musculoskeletal Disorders

Fig. 1

From: Clinical outcome of arthroscopic internal drainage of popliteal cysts with or without cyst wall resection

Fig. 1

a Pre-operative MR images demonstrate a popliteal cyst on the right knee, b Arthroscopic view of the opening (white arrow) between the popliteal cyst and joint space, after we resected the capsular fold with a shaver and exposed the medial head of gastrocnemius (G) and the semimembranosus tendon (S), c Arthroscopic view of the inner cystic wall of the popliteal cyst via posteromedial portal, d Arthroscopic view after the cyst wall excision was completed, e Postoperative photograph showing external landmarks of posteromedial (PM) portal and high posteromedial (HPM) portal, f Last follow-up (24 months after surgery) MR images demonstrate no recurrence of the popliteal cyst on the right knee

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