“…50 In chelonians, the availability of clinicopathologic data for healthy specimens is increasing, but in freshwater turtles, such as Phrynops geoffroanus, data about the various conditions that influence hematologic parameters are scarce. 27 Phrynops geoffroanus (Chelidae) is a chelonian known as "Geoffroy's side-necked turtle," it has wide geographic distribution in South America (Brazil, Colombia, Ecuador, Peru, Bolivia, Venezuela, Paraguay, Uruguay, and far northeast of Argentina), and it is found in the most diverse environments in Brazil, with influence from the Cerrado, Amazon rainforest, and Caatinga, with different degrees of anthropization. 18,34 Highdensity populations of this species may occur, inhabiting polluted urban environments due to the abundance of resources from organic waste From the Federal Institute of Mato Grosso -IFMT Cuiabá-Bela Vista Campus, Avenida Ver.…”