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Title: Treatment: Photodynamic_Therapy: Red
Description: The photo shows the procedure of photodynamic therapy. In this therapy, patients are injected with a light-activated drug called a photosensitizer which makes cells in their body sensitive to light. The drug is selectively retained by cancer cells as compared with normal tissue. Doctors then use fiber-optic probes to expose the cancer to laser light. This activates the photosensitizer and produces a toxic reaction that destroys the tumor without irreparably damaging the surrounding normal cells There is a close-up of just the hands. See artwork: GA-17.
Subjects (names):
Topics/Categories: Treatment -- Photodynamic Therapy
Type: Color Slide
Source: National Cancer Institute
Author: John Crawford (photographer)
AV Number: AV-8700-3895
Date Created: 1987
Date Entered: 1/1/2001
Access: Public

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