Search results
Results from the WOW.Com Content Network
Exposure to ionizing radiation is known to increase the future incidence of cancer, particularly leukemia.The mechanism by which this occurs is well understood, but quantitative models predicting the level of risk remain controversial.
Because fluoroscopy involves the use of X-rays, a form of ionizing radiation, fluoroscopic procedures pose a potential for increasing the patient's risk of radiation-induced cancer. In addition to the cancer risk and other stochastic radiation effects, deterministic radiation effects have also been observed ranging from mild erythema ...
Screening imaging exams are used to catch cancer early, reducing the risk of death. [26] It also reduces the risk of having serious life-limiting medical conditions, and avoiding surgery. [26] These tests include lung cancer screening, breast cancer screening, and more. [26] [27] Radiation is also used as therapy for many different types of ...
Radiation dermatitis (also known as radiodermatitis) is a skin disease associated with prolonged exposure to ionizing radiation. [3]: 131–2 Radiation dermatitis occurs to some degree in most patients receiving radiation therapy, with or without chemotherapy.
The red ionizing radiation warning symbol (ISO 21482) was launched in 2007, and is intended for IAEA Category 1, 2 and 3 sources defined as dangerous sources capable of death or serious injury, including food irradiators, teletherapy machines for cancer treatment and industrial radiography units. The symbol is to be placed on the device housing ...
According to the controversial but commonly applied linear no-threshold model, any exposure to ionizing radiation, even at doses too low to produce any symptoms of radiation sickness, can induce cancer due to cellular and genetic damage. The probability of developing cancer is a linear function with respect to the effective radiation dose ...
It is estimated that the additional radiation from diagnostic X-rays will increase the average person's cumulative risk of getting cancer by age 75 by 0.6–3.0%. [128] The amount of absorbed radiation depends upon the type of X-ray test and the body part involved. [124] CT and fluoroscopy entail higher doses of radiation than do plain X-rays.
In medicine, proton therapy, or proton radiotherapy, is a type of particle therapy that uses a beam of protons to irradiate diseased tissue, most often to treat cancer.The chief advantage of proton therapy over other types of external beam radiotherapy is that the dose of protons is deposited over a narrow range of depth; hence in minimal entry, exit, or scattered radiation dose to healthy ...