Aphthous stomatitis Aphthous stomatitis Aphthous stomatitis is a common condition characterized by the repeated formation of benign and non-contagious mouth ulcers (aphthae) in otherwise healthy individuals. The informal term canker sores is also used, mainly in North America, although this may also refer to any mouth ulcers. The cause is not completely understood, but involves a T cell-mediated immune response triggered by a variety of factors. Different individuals have different triggers, which may include nutritional deficiencies, local trauma, stress, hormonal influences, allergies, or genetic predisposition. These ulcers occur periodically and heal completely between attacks. In the majority of cases, the individual ulcers
Medicine in ancient Rome the initial object that allowed the stabilization of these humours. By contrast, drugs, venesection, cautery and surgery were drastic and were to be used only when diet could no longer help. The survival and amendment of Hippocratic medicine is attributed to Galen. He writes that a physician "must be skilled at reasoning about the problems presented to him, must understand the nature and function of the body within the physician world and must "practice temperance and despise all money". The ideal physician treats both the poor and elite fairly and is a student of all that affects health. Galen references