Our experience over a six-year period with 13 mucous cysts occurring in patients with osteoarthritis and inflammatory arthritis suggests that skin grafting is not routinely necessary, but that thorough excision of the cyst, its stalk, and a bit of capsule is mandatory. Debridement of osteophytes and their role in the etiology of this entity remain questionable. Nail deformities improve postoperatively. An outpatient setting with a local anesthetic and tourniquet is safe and adequate, and recurrences are rare.
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