Fig. 1.

Patient 1's progression of consecutive portable chest radiographs interpreted by radiologists. A. In ED, “No acute pulmonary disease.” B. 17 h later, “New hazy opacities in both lower lungs concerning for atypical viral pneumonia.” C. Hospital Day 2, “Hazy bilateral opacities predominantly in the mid to lower lungs concerning for atypical viral pneumonia.”

Patient 2's portable chest radiograph interpreted by radiologists. D. “Peribronchial thickening with ill-defined airspace opacities in the right mid to lower lung, concerning for atypical viral pneumonia.”