Allergic vasculitis is reported with code _____.

Which of the following statements regarding normal anatomic landmarks is correct?

a. The maxillae are two bones, a left maxilla and a right maxilla. b. There are right and left mandibular bones. c. There are two frontal bones, a right and a left. d. The sphenoid bone is also called the "malar bone" or "cheekbone."

Annihilation radiation is used in which of the following modalities?

a. Computed tomography b. Digital mammography c. Positron emission tomography d. Computed radiography