A Provider Examines a Patient Who Has Chronic Nasal Obstruction

A provider examines a patient who has chronic nasal obstruction, respiratory tract symptoms, and generalized malaise. An examination of the nasal mucosa reveals ulceration of the nasal septum. What is the most important action when caring for this patient?

A) Administering prednisone
B) Obtaining a chest radiograph
C) Performing laboratory tests
D) Referring to a specialist