Never heard of this type of surgery so don't know who to base it off of. Doesn't sound like a serious surgery. Maybe he should keep it since he had a great season and really bounced back after last year.Yankees manager Joe Girardi said Mariano Rivera would have surgery to remove calcification over the AC joint in his throwing shoulder.
Rivera is expected to be ready for the beginning of spring training, though he'll have his usual relaxed workload in March.