Proteas all-rounder Dwaine Pretorius has been ruled out of the ongoing ODI series against India and this month's T20 World Cup in Australia.Pretorius sustained a left thumb fracture during the third T20 International against India in Indore, where he picked up three for 26.Cricket South Africa (CSA) confirmed the news on Thursday before the start of the opening One-Day International (ODI) against India in Lucknow.LIVE | India v Proteas - 1st ODIPretorius was meant to be part of the Proteas' 15-man squad for the T20 World Cup in Australia, scheduled from 16 October to 13 November."The nature of the injury requires surgical intervention and Dwaine will consult the Cricket South Africa designated hand surgeon on arrival in South Africa," Chief Medical Officer, Shuaib Manjra, said in a statement."Normal rehabilitation procedures will follow to ensure he speedily returns to playing cricket."All-rounder Marco Jansen has been added to the ODI squad and a further announcement on Pretorius' replacement for the T20 World Cup "will be made in the coming days".The Proteas currently take on India in the three-match ODI series before embarking Down Under for the T20 World Cup.Meanwhile, South Africa will bat first in the rain-affected opening T20 in Lucknow.