- Industry: Government
- Number of terms: 33950
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United States Department of Health and Human Services, Radiation Emergency Medical Management
Stage IV is divided into stages IVA, IVB, and IVC. In stage IVB, the tumor has spread to one or more lymph nodes that are larger than 6 centimeters (about 2 inches); or cancer has spread to the muscles or bones in the oral cavity (mouth), or to the base of the skull, and/or the carotid artery (blood vessel that carries blood from the heart to the head). Cancer may also have spread to one or more lymph nodes in the neck.
Industry:Health care
Cancer of the pancreas in which the cancer has spread to distant organs (such as the liver or lungs).
Industry:Health care
Stage IV hypopharyngeal cancer is divided into stages IVA, IVB, and IVC. In stage IVC, cancer has spread beyond the hypopharynx to other parts of the body.
Industry:Health care
Stage IV is divided into stages IVA, IVB, and IVC. In stage IVC, cancer has spread beyond the larynx to distant parts of the body.
Industry:Health care
Stage IV is divided into stages IVA, IVB, and IVC. In stage IVC, the tumor has spread beyond the lip and oral cavity (mouth) to other parts of the body. Cancer may have spread to the lymph nodes.
Industry:Health care
The total amount of prostate-specific antigen (PSA) in the blood. It includes the amount of free PSA and the amount of PSA attached to other proteins.
Industry:Health care
A medical system that has been used for thousands of years to prevent, diagnose, and treat disease. It is based on the belief that qi (the body's vital energy) flows along 20 meridians (channels) throughout the body and keeps a person’s spiritual, emotional, mental, and physical health in balance. Traditional Chinese medicine aims to restore the body’s balance and harmony between the natural opposing forces of yin and yang, which can block qi and cause disease. Traditional Chinese medicine includes acupuncture, diet, herbal therapy, meditation, physical exercise, and massage. Also called Oriental medicine and TCM.
Industry:Health care
Invisible rays that are part of the energy that comes from the sun. Ultraviolet A radiation also comes from sun lamps and tanning beds. Ultraviolet A radiation may cause premature aging of the skin and skin cancer. It may also cause problems with the eyes and the immune system. Skin specialists recommend that people use sunscreens that protect the skin from ultraviolet radiation. In medicine, ultraviolet A radiation also comes from special lamps or a laser and is used to treat certain skin conditions such as psoriasis, vitiligo, and skin tumors of cutaneous T-cell lymphoma. Also called UVA radiation.
Industry:Health care
Invisible rays that are part of the energy that comes from the sun. Ultraviolet B radiation causes sunburn, darkening and thickening of the outer layer of the skin, and melanoma and other types of skin cancer. It may also cause problems with the eyes and the immune system. Skin specialists recommend that people use sunscreens that protect the skin from ultraviolet radiation. In medicine, ultraviolet B radiation also comes from special lamps or a laser and is used to treat certain skin conditions such as psoriasis, vitiligo, and skin tumors of cutaneous T-cell lymphoma. Also called UVB radiation.
Industry:Health care
Invisible rays that are part of the energy that comes from the sun. Most ultraviolet C radiation from the sun is blocked from the Earth’s surface by the ozone layer. In medicine, ultraviolet C radiation may also come from special lamps or a laser and is used to kill germs or to help heal wounds. It is also used to treat certain skin conditions such as psoriasis, vitiligo, and skin nodules of cutaneous T-cell lymphoma Also called UVC radiation.
Industry:Health care
