“He’s got a knee problem now, and he got it fixed,” White told MMAWeekly.com, “He had a bad knee after the fight.
“He just got out of the hospital; it was a successful surgery, he had the surgery in L.A and he’s going to do all his therapy in Vegas”.
The Brazilian has struggled with injuries in the past having ruptured his anterior cruciate ligament (ACL) prior to his octagon debut against Forrest Griffin at UFC 76, which subsequently required two separate surgeries. He also suffered a broken arm in a 2006 Pride bout against Mark Coleman.
Rua (19-4-0) was expected to meet top contender Rashad Evans later this year in his first title defense. That bout will now likely be delayed.