Diffuse ground-glass opacities bilaterally with a nodular component, sparing the lung bases and apices. The differential diagnosis includes atypical infection, septic emboli, atypical pulmonary edema, or less likely, ARDS, diffuse alveolar hemorrhage, drug reaction, or alveolar proteinosis. A follow-up CT is recommended.
Pneumonia (Uncertain) Pulmonary congestion (Uncertain) Edema (Uncertain)