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Pronunciation: fo'to-ra'de-a'shun

Definition: Treatment of cancer by intravenous injection of a photosensitizing agent, such as hematoporphyrin, followed by exposure to visible light of superficial tumors or of deep tumors by a fiberoptic probe.

Synonym(s): photochemotherapy, photoradiation therapy

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.