Mezue ahịrịokwu na-esonụ: Amụrụ na San Miguel de Tucumán, Argentina, Pereyra malitere ọrụ ya n'ime ụlọ akwụkwọ ntorobịa nke River Plate; n'ihi mmalite ya, e nyere ya aha otutu "El Tucumano". Ọ malitere ọrụ ya na 2009 mgbe ọ mere River Plate mbụ ya na Primera Division Argentina megide Huracan mgbe ọ dị afọ 18. Mgbe ọ gbachara bọọlụ ugboro iri anọ na atọ na River, Pereyra gafere n'Oké Osimiri Atlantic, na-agbanwe kọntinenti, dịka ọ sonyeere Udinese Calcio tupu asọmpi ahụ.
2011<unk>12 Serie A oge.