[…] dryness AC, rhagades, perleche, cheilosis, commissural cheilitis, angular stomatitis, lip pain, inflammation at corners of mouth, lip cracks, aphthous ulcers, mouth ulcers
Often it affects the corner of the mouth and lips causing inflammation. This causes painful irritation on the mouth.
Pain as a result of irritation and inflammation at the corners of the mouth Erythema at the corners of the mouth. Swelling at the corners of the mouth.