A legal concept for individuals who are designated to act on behalf of persons who are considered incapable of acting in their own behalf, e.g., minors and persons found to be not mentally competent.
Surgical creation of an opening (stoma) in the URINARY BLADDER for drainage.
Persons functioning as natural, adoptive, or substitute parents. The heading includes the concept of parenthood as well as preparation for becoming a parent.
Voluntary authorization by a person not of usual legal age for diagnostic or investigative procedures, or for medical and surgical treatment. (from English A, Shaw FE, McCauley MM, Fishbein DB Pediatrics 121:Suppl Jan 2008 pp S85-7).