The 24-year-old replaces former Selecao captain Thiago Silva, who was ruled out of Tuesday's match with a right leg injury, reports Xinhua news agency.
Caio joined Brazil's training session at their Barra Funda base in Sao Paulo on Friday afternoon, just hours after practising at the same venue with Sao Paulo's squad.
The centre-back has been capped four times for Brazil since making his international debut last year.
Brazil are already guaranteed of a berth at the World Cup in Russia next year and lead the CONMEBOL group standings with 38 points from 17 matches.
Reigning Copa America champions Chile must win the clash at Allianz Parque to be assured of a place in football's premier tournament.
(This story has not been edited by Social News XYZ staff and is auto-generated from a syndicated feed.)
Doraiah Chowdary Vundavally is a Software engineer at VTech . He is the news editor of SocialNews.XYZ and Freelance writer-contributes Telugu and English Columns on Films, Politics, and Gossips. He is the primary contributor for South Cinema Section of SocialNews.XYZ. His mission is to help to develop SocialNews.XYZ into a News website that has no bias or judgement towards any.
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