Update - Jeff Green offers his thanks for the kind words and prayers from everyone and makes an optimistic promise. We're all rooting for you Jeff.

Twitter / @unclejeffgreen:

Thank u everyone for ur thoughts and prayers...much appreciated love u all..and I'll be back soon stronger and better than ever I promise

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This is scary; be well Jeff.

BOSTON - The Boston Celtics announced today that forward Jeff Green will undergo surgery on Monday January 9, 2012 at the Cleveland Clinic and will miss the 2011-12 season.

A team of leading cardiac specialists who consulted with Green and the Celtics indicated that surgery should completely repair Green's condition and that he can expect to resume his NBA career next season.

During his team physical Friday, December 9^th, an aortic aneurysm was detected. As a precautionary measure, Green underwent extensive additional testing, after which doctors recommended surgery.

"While we are saddened that Jeff will not be able to play this season, the most important thing is his health, and we were fortunate to have access to an amazing team of specialists to evaluate Jeff's case," said Celtics President of Basketball Operations Danny Ainge. "The entire Celtics family supports Jeff during this difficult time in his career."

At Jeff's request, neither Jeff nor the Celtics will have any additional comment at this time.

See also: What Green's loss means to the Celtics - Chris Forsberg - Boston Celtics Report