postural drainage

noun

Medical Definition of postural drainage

: drainage of the lungs by placing the patient in an inverted position so that fluids are drawn by gravity toward the trachea

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“Postural drainage.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/postural%20drainage. Accessed 21 Jan. 2021.

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