Brick replacement (including cutout and re-laying) might cost $250 to $350 for a small area with around 1 dozen to 2 dozen bricks. Note that this type of work might have a minimum charge (for example, replacing a couple of bricks might be as expensive as replacing 10 simply to make it worth the company's while).
Mouth irritation. The irritation can be caused by: Biting your cheek, tongue, or lip; Wearing braces or another type of dental apparatus, or having a sharp, broken tooth; Chewing tobacco; Burning one's mouth from hot food or drinks; Having gum disease or other type of mouth infection
Types of stomatitis. The following are some common causes of stomatitis: Mouth ulcer or aphthous ulcer. A single pale or yellow ulcer with a red outer ring or a cluster of such ulcers in the mouth, usually on the cheeks, tongue or inside the lip. Herpetic sores.