“…Studies in animal models and human patients have shown that CHIKV can persist in target tissues, such as joints, even after its elimination from the bloodstream. 7 , 9 This suggests that the continuous presence of the virus in tissues may trigger a chronic inflammatory response, contributing to persistent pain and progression to chronic arthritic syndrome. 7 , 9 , 10 However, the chronification of post-arboviral pain is still not fully understood, although evidence suggests it may be related to the persistence of viral RNA fragments or proteins in macrophages and monocytes, leading to cellular activation and subsequent cytokine and antibody production, as well as the induction of autoimmunity in genetically predisposed individuals.…”