A 22-year-old male complains of fever and shortness of breath. There is no pleuritic chest pain or rigors and no sputum production. A chest x-ray shows diffuse perihilar infiltrates. The patient worsens while on erythromycin. A silver methenamine stain shows cystlike structures.
Which of the following is correct?
a. Definitive diagnosis can be made by serology
b. The organism will grow after 48 h
c. History will likely provide important clues to the diagnosis
d. Cavitary disease is likely to develop