CHEMICAL BURN

Question 1

CAUSE

Answer 1

ASSOCIATED WITH TOPICAL APPLICATIONS OF CHEMICALS/CAUSTIC AGENTS (ASPIRIN, HYDROGEN PEROXIDE, SODIUM PERBORATE, ACID ETCH, VARNISHES)

Question 2

ORALLY CLINICALLY

Answer 2

• SHORT EXPOSURE: AFFECTED MUCOSA EXHIBITS SUPERFICIAL WHITE, WRINKLED APPEARANCE
• INCREASES DURATION: COAGULATIVE NECROSIS
• REMOVAL NECROTIC EPITHELIUM: RED, BLEEDING CONNECTIVE TISSUE, SUBSEQUENTLY COVERED A YELLOWISH, FIBRINOPURULENT MEMBRANE

Question 3

TREATMENT

Answer 3

• TOPICAL ANESTHETICS (PAIN RELIEF)
• SUPERFICIAL AREAS OF NECROSIS: RESOLVE COMPLETELY WITHOUT SCARRING WITHIN 10-14 DAYS AFTER DISCONTINUATION OFFENDING AGENT