Correct!
5. All of the above
The differential diagnosis of multifocal, bilateral ground-glass opacity is extensive, and includes all of the entities listed and more. The persistent or recurrent nature of the pulmonary opacities can be seen with all the listed diagnoses as well.
The patient underwent iron infusion, which improved her anemia, followed by pulmonary function testing, which showed a total lung capacity of 3.62L (66% predicted), forced vital capacity of 2.37L (63% predicted), forced expiratory volume in 1 second of 2.09L (70% predicted), and a diffusion capacity of 14.06 mL/min/mmHg (69% predicted). No evidence of bronchospasm was detected.
Which of the following represents the most appropriate next step for the patient’s management? (Click on the correct answer to be directed to the ninth of 11 pages)