As a last resort, he visited David Altchek, who coincidentally serves as the Mets' team physician.

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The operation will be performed by Mets medical director Dr. David Altchek.

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After 12 or 16 weeks, Altchek says he allows players to begin doing "light shooting, " meaning set, stationary shots rather than jump shots.

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Santana flew to New York on Wednesday to meet with team physician David Altchek and receive an MRI on his shoulder, which revealed the tear.

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David Altchek, a knee surgeon and NBA medical consultant, forbids his players from doing any basketball-related activities for two months after surgery to allow swelling to go down.

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After winning in three sets and withdrawing from the tournament, she took another MRI that evening and flew to New York to meet David Altchek, a doctor at the Hospital for Special Surgery.

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The Mets said the 34-year-old left-hander was operated on at the Hospital for Special Surgery, where team medical director David Altchek repaired a tear in the capsule in the front of his left shoulder.

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Alderson said an MRI in New York on Wednesday with Dr. David Altchek showed the probable re-tear, and that noted orthopedists Dr. James Andrews and Dr. Lewis Yocum concurred with the diagnosis on Thursday after reviewing the MRI.

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Pineda will have the labrum tear repaired by Dr. David Altchek at the Hospital for Special Surgery on Tuesday, and faces a 12-month recovery process, with a May 1, 2013 target date to be back on a major-league mound.

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