Wrist pain/considering cortisone injection

Back of left wrist gets swollen and if I happen to thin a shot and release the club faster than normal then it's very painful, just took 3 days off to rest it but 5 holes in the pain returns and practice is just making this worse.

http://thesandtrap.com/t/71666/wrist-pain-considering-cortisone-injection#post_933888