Mouth Ulcers What is Mouth Ulcer? A mouth ulcer is the loss or erosion of part of the delicate tissue that lines the inside of the mouth . Causes • Accidental biting of the cheek • Injury from a toothbrush (such as slipping while brushing) • Constant rubbing against misaligned or sharp teeth • Constant rubbing against dentures or braces • Poor oral hygiene • Burns from eating hot food • Irritation from strong antiseptics, such as a mouthwash • Oral thrush infection • Herpes simplex viral infection (cold sore) • Reaction to certain drugs, such as chemotherapeutic agents • Autoimmu...
Nursing Education in Easy