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NCI Dictionary of Cancer Terms

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NCI Dictionary of Cancer Terms



patient-controlled analgesia  listen  (PAY-shunt-kun-TROLD AN-ul-JEE-zee-uh)

  A method of pain relief in which the patient controls the amount of pain medicine that is used. When pain relief is needed, the person can receive a preset dose of pain medicine by pressing a button on a computerized pump that is connected to a small tube in the body. Also called PCA.