Using an ICD-9-CM code book, select the appropriate code(s) for the diagnostic statements given in the following questions

A 57-year-old patient presents with bright red mucosa under her 10-year-old maxillary denture. The tissue is painful and has been present for several weeks. The remainder of her examination is negative. This is most likely which of the following?

a. Allergy to her denture material b. Chronic candidiasis c. Erythroplasia d. Hemangioma e. None of the above

At ________ years, a child should first be able to respond to the dentist's instructions

a. 2 b. 2 to 6 c. 10 d. 16