from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Of or relating to the energy of light.
- adj. Enhancing the effects of or inducing a toxic reaction to light, especially to ultraviolet light.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. of, relating to, or caused by the energy or momentum of light or other electromagnetic radiations
- adj. of, or relating to photodynamics
from The Century Dictionary and Cyclopedia
- Of or pertaining to the energy or effect of light.
Sorry, no etymologies found.
Then, in a process called photodynamic therapy, it is activated by light, destroying the vessels without harming other parts of the retina.
It might sound futuristic, but a select number of cancer patients already benefit from the method, called photodynamic therapy .
This type of cancer treatment, called photodynamic therapy, is already used for tumors within the body.
The approach is called photodynamic therapy, or PDT, which uses light energy to activate a drug called a photosensitizer that produces a form of oxygen that kills nearby cells.
During his treatments, Colbert used a procedure called photodynamic therapy, or blue light, which uses a substance known as levulan applied topically and placed under a light to kill pre-cancer cells.
"The doctor told me that cosmetically this would be much better. he treatment is called photodynamic therapy."
This type of treatment, known as photodynamic therapy, increased collagen levels in the skin and also produced other skin changes that are known to improve its appearance.
A mesothelioma treatment option can include radiation, chemotherapy or surgery, but it can also include innovative treatments such as photodynamic therapy immunotherapy, gene therapy, or alternative medicine.
Another alternative is photodynamic therapy, in which creams or injections make the precancers sensitive to light, before they are killed with a laser.
Surgical excision can be supplemented by a number of other possible treatments including cryotherapy and laser treatment for early lesions as well as photodynamic therapy.
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