What is CASC? The Certified Administrator Surgery Center (CASC) credential is a distinction earned by those in the ASC industry with a comprehensive understanding of the knowledge and skills that the role of an ASC administrator requires. The Board of Ambulatory Surgery Certification (BASC) is the organization that administers the CASC exam.
1 Tender, red splits or cracks at the corner of your mouth (angular cheilitis), which can be caused by infection, a diet too low in vitamins, and over-closure of the mouth in someone who has been without teeth or dentures for some time.  Chapped lips, which may be caused by dry, windy, cold, or very hot weather.
Cracking of the corners of the mouth, and subsequent licking to keep them moist, sets the stage for infection. Inside The Mouth Going Out. Conditions inside the mouth leading to perleche include anything that affects normal and healthy saliva flow or causes mouth dryness that in turn leads to infection. Other causes include: Denture stomatitis (âstomaâ â mouth; âitisâ â inflammation) is an inflammation of the tissues under a denture.