Cape Town - South African tennis star Kevin Anderson will be sidelined for at least five weeks following surgery to his right elbow.Anderson, 26, will undergo surgery on Tuesday in Melbourne following his best showing as a professional in a Grand Slam since turning pro in 2007.GALLERY: Off court at the Australian OpenAnderson reached the fourth round of the Australian Open losing to world No 6 Tomas Berdych of the Czech Republic in three sets on Sunday.Speaking from Australia, Anderson said, "Today I am undergoing a straightforward procedure to remove some loose bone fragments from my right elbow which were discovered by MRI diagnosis during the Sydney International. The fragments need to be removed to protect against the possibility of future serious injury. The procedure is common among tennis players and the recovery time is estimated at 4-6 weeks. Unfortunately I will have to withdraw from the San Jose and Memphis ATP events and my hope is to be fit and ready to defend my title in Delray Beach at the end of February."Following the operation, Anderson will travel to Auckland in New Zealand where he will recuperate and undergo his recovery process under the watchful eyes of coach GD Jones and trainer Murray Hing.