Effusion

effusion /ef·fu·sion/ (e-fu´zhun)

1. escape of a fluid into a part; exudation or transudation.

2. effused material; an exudate or transudate.

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pleural effusion  fluid in the pleural space.

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ef·fu·sion (-fyzhn)

n.

1. The escape of fluid from the blood vessels or lymphatics into the tissues or a cavity.

2. The fluid so escaped.

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Effusion

The escape of fluid from blood vessels or the lymphatic system and its collection in a cavity, in this case, the middle ear.

Mentioned in: Myringotomy and Ear Tubes, Otitis Media, Pleurisy

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effusion,

n flow of fluid (i.e., blood) into a body cavity; can be an indication of congestive heart disease.

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effusion

1. escape of a fluid into a part; exudation or transudation. See also specific anatomic sites.

2. an exudate or transudate.