口腔内的黏膜及舌头是很敏感的,时常因身体的疾病而有变化。某些特异性体质的人或情绪低落及免疫力不佳的人,就会有反复性的口腔内溃疡发生。在儿科较常见患者为病毒感染,如:咽喉炎、扁桃腺炎、泡疹性病毒口炎、链球菌口内炎等。此类口腔内的溃疡多半会持续3到5天之 Oral mucosa and tongue are very sensitive, often due to the body's disease and change. Some people with specific physical or emotional depression and poor immunity, there will be repeated oral ulcers occur. More common in pediatric patients with viral infections, such as: pharyngitis, tonsillitis, herpes virus stomatitis, Streptococcus stomatitis and so on. Most of these oral ulcers last 3 to 5 days