Fluid Overload - Diagnosis and Management

Fluid overload is often observed in patients with heart failure and secondary oliguric states. A thorough assessment of the fluid status of the patient may help guide the therapy and prevent complications induced by inappropriate therapeutic strategies. The present publication is divided into four parts: Definition and Classification, Pathophysiology, Diagnosis and Therapy. In the first section, the authors present new definitions for heart failure, acute kidney injury and cardiorenal syndromes to facilitate the process of understanding the complex link between