A nurse is observing the results of a patient's test for cancer antigens (CAs).The patient is a smoker.Which of the antigens should the nurse expect to be elevated in this patient compared with the normal range for nonsmokers, regardless of the presence of cancer?
A)Carcinoembryonic antigen (CEA)
B)CA 15-3
C)CA 19-9
D)CA 125

Question

Quizplus · Accepted Answer

Carcinoembryonic antigen (CEA) is known to be elevated in smokers, regardless of the presence of cancer. The other antigens listed may be elevated in certain types of cancer but are not specifically associated with smoking.

A Nurse Is Observing the Results of a Patient's Test