Taber's Medical Dictionary
effusion
(ĕ-fū′zhŭn )
To hear audio pronunciation of this topic, purchase a subscription or log in.[L. effusio, a pouring out, shedding]
Escape of fluid into a part, such as the pleural cavity, as by empyema (pus), hydrothorax (serum), hemothorax (blood), chylothorax (lymph), pneumothorax (air), hydropneumothorax (serum and air), and pyopneumothorax (pus and air).
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Citation
Venes, Donald, editor. "Effusion." Taber's Medical Dictionary, 25th ed., F.A. Davis Company, 2025. Taber's Online, www.tabers.com/tabersonline/view/Tabers-Dictionary/750388/all/effusion.
Effusion. In: Venes DD, ed. Taber's Medical Dictionary. F.A. Davis Company; 2025. https://www.tabers.com/tabersonline/view/Tabers-Dictionary/750388/all/effusion. Accessed April 6, 2026.
Effusion. (2025). In Venes, D. (Ed.), Taber's Medical Dictionary (25th ed.). F.A. Davis Company. https://www.tabers.com/tabersonline/view/Tabers-Dictionary/750388/all/effusion
Effusion [Internet]. In: Venes DD, editors. Taber's Medical Dictionary. F.A. Davis Company; 2025. [cited 2026 April 06]. Available from: https://www.tabers.com/tabersonline/view/Tabers-Dictionary/750388/all/effusion.
* Article titles in AMA citation format should be in sentence-case
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