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Radiation burn. A radiation burn is a damage to the skin or other biological tissue and organs as an effect of radiation. The radiation types of greatest concern are thermal radiation, radio frequency energy, ultraviolet light and ionizing radiation . The most common type of radiation burn is a sunburn caused by UV radiation.
Uncombable hair syndrome ( UHS) is a rare structural anomaly of the hair with a variable degree of effect. It is characterized by hair that is silvery, dry, frizzy, wiry, and impossible to comb. [ 4] It was first reported in the early 20th century. [ 5] It typically becomes apparent between the ages of 3 months and 12 years. [ 6]
Iatrogenesis. Ancient Greek painting in a vase, showing a physician ( iatros) bleeding a patient. Iatrogenesis is the causation of a disease, a harmful complication, or other ill effect by any medical activity, including diagnosis, intervention, error, or negligence. [ 1][ 2][ 3] First used in this sense in 1924, [ 1] the term was introduced to ...
Pili gemini [ 1] An extracted pilus multigeminus with three distinct hairs growing from the same source. Specialty. Dermatology. Pili multigemini, also known as "compound hairs," [ 2] is a malformation characterized by the presence of bifurcated or multiple divided hair matrices and papillae, giving rise to the formation of multiple hair shafts ...
The history of radiation therapy or radiotherapy can be traced back to experiments made soon after the discovery of X-rays (1895), when it was shown that exposure to radiation produced cutaneous burns. Influenced by electrotherapy and escharotics —the medical application of caustic substances—doctors began using radiation to treat growths ...
After being diagnosed with stage 2 breast cancer earlier this year, TODAY contributor Jill Martin Brooks is getting honest and real about her chemotherapy journey.. She joined TODAY on Oct. 4 ...
Scabs on scalp causes. If your scalp scabs are not from a head injury, they may be caused by an underlying health condition, aggressive scratching, or an infection. “Health conditions often are ...
Radiation-induced cancer. 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. The most widely accepted model posits that the incidence of cancers due to ionizing ...