Aphthous stomatitis with aphthous stomatitis, and it is known that trauma can decrease the mucosal barrier. Trauma could occur during injections of local anesthetic in the mouth, or otherwise during dental treatments, frictional trauma from a sharp surface in the mouth such as broken tooth, or from tooth brushing. Hormonal factors are capable of altering the mucosal barrier. In one study, a small group of females with aphthous stomatitis had fewer occurrences of aphthous ulcers during the luteal phase of the menstrual cycle or with use of the contraceptive pill. This phase is associated with a fall in progestogen levels, mucosal proliferation
Institute of Physics and Engineering in Medicine Institute of Physics and Engineering in Medicine The Institute of Physics and Engineering in Medicine (IPEM) is the United Kingdom's professional body and learned society for physicists, engineers and technologists within the field of medicine, founded in 1995, changing its name from the Institution of Physics and Engineering in Medicine and Biology (IPEMB) in 1997. The Institute is governed by an elected Board of Trustees reporting to which are the Science, Research and Innovation Council and the Professional and Standards Council. The councils have operational responsibility for scientific and professional aspects of the Institute's work, respectively. Beneath the councils is