Correct!
4. Bacterial pneumonia
The patient’s clinical course is increasingly unlikely attributable to bacterial pneumonia. She has remained afebrile and has not responded to two courses of different broad-spectrum antibiotic treatments over a period of just greater than 2 months. Fungal and viral pneumonias remain considerations, and a non-infectious pulmonary process, such as organizing pneumonia, is a possibility. Whenever persistent pulmonary ground-glass opacity is present without a clear infectious explanation, mucinous adenocarcinoma of the lung should be considered.
The patient continued to complain of cough, occasionally with blood-streaked sputum as well as shortness of breath.
Which of the following represents an appropriate next step for the evaluation of this patient’s condition? (Click on the correct answer to be directed to page 7 of 10 pages)