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Burn
Definition 1
A traumatic injury involving interruption of tissue cohesiveness that results from exposure to caustic chemicals, extreme heat, extreme cold or excessive radiation. (NCI Thesaurus)
Definition 2
A finding of impaired integrity to the anatomic site of an adverse thermal reaction. Burns can be caused by exposure to chemicals, direct heat, electricity, flames and radiation. The extent of damage depends on the length and intensity of exposure and time until provision of treatment. (NCI Thesaurus/CTCAE)
Definition 3
Injuries to tissues caused by contact with heat, steam, chemicals (BURNS, CHEMICAL), electricity (BURNS, ELECTRIC), or the like. (NLM, Medical Subject Headings)
Definition 4
Injury to tissues caused by contact with dry heat, moist heat, flames, chemicals, electricity, friction or radiant and electromagnetic energy. A first degree burn is associated with redness, a second degree burn with vesication and a third degree burn with necrosis through the entire skin. (Food and Drug Administration)