Medical Definition of Congestion
Congestion: An abnormal or excessive accumulation of a body fluid. The term is used broadly in medicine. Examples include nasal congestion (excess mucus and secretions in the air passages of the nose) seen with a common cold and congestion of blood in the lower extremities seen with some types of heart failure.Source: MedTerms™ Medical Dictionary
Last Editorial Review: 5/13/2016
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