Photodynamic Therapy (Red)
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Title: | Photodynamic Therapy (Red) |
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Description: | 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. |
Topics/Categories: | Treatment -- Other Interventions |
Type: | Color, Photo (JPEG format) |
Source: | National Cancer Institute |
Creator: | John Crawford (Photographer) |
AV Number: | AV-8700-3895 |
Date Created: | 1987 |
Date Added: | January 1, 2001 |
Reuse Restrictions: | None - This image is in the public domain and can be freely reused. Please credit the source and, where possible, the creator listed above. |