volume overload


volume overload

Pathophysiology A state of actual–eg, due to excess administration or ingestion, or functional–eg, due to CHF–fluid excess. Cf Dehydration.

volume overload

An excess of blood or body fluids in the circulation or extracellular tissues. It is usually caused by transfusions or excessive fluid infusions that increase the venous pressure, esp. in patients with heart disease, and it can result in heart failure, pulmonary edema, and cyanosis. Synonym: circulatory overload; fluid overload; hypervolemiaSee also: overload