Objective: To analyze the concept of fluid overload in Chronic Kidney Disease patientsundergoing dialysis therapy and comparing it to the Nursing Diagnosis of Excess fluidvolume present in the NANDA International. Method: An integrative literature reviewcarried out in the LILACS, CINAHL and SCOPUS databases. Results: The samplewas comprised of 22 articles. The defining attributes of the concept were: fluid retention,fluid buildup in the body, and weight gain over a short period; while the attributescomposing the definition were: fluid retention in the body (intracellular/extracellularspace) expressed by weight gain over short period of time. Twenty-one (21) antecedentsand 22 consequents of fluid overload in patients with renal disease in dialysis therapywere identified. Conclusion: The definition evidenced by the NANDA Internationaltaxonomy for the Excess fluid volume Nursing Diagnosis and the components of thisdiagnosis need to be complemented in order to better target the care of patients withkidney disease undergoing dialysis therapy.