Correct!
5. All of the above
We hope you got this one right. When “All of the above” is one of the choices, it is often, although not always, the correct answer. The cause of her cough and dyspnea is not apparent so some baseline information needs to be obtained. We found an old thoracic CT scan near the time of her bronchoscopy which is below (Figure 1).
Figure 1. Representative images in soft tissue windows from the thoracic CT scan done in 2019.
Her pulmonary function testing showed a FVC 85% predicted, FEV1 89% predicted, and a Dlco 112% predicted. Her chest x-ray showed mediastinal calcifications but was otherwise negative. The serology for coccidioidomycosis (Valley Fever) was negative.
Which of the following is/are true? (Click on the correct answer to be directed to the 3rd of 7 pages)