Condition	Imaging findings
Miliary tuberculosis	Diffuse reticulonodular infiltrates on chest radiography; diffuse 2- to 3-mm nodules or nonspecific ground-glass opacities on CT
Mycoplasma (atypical) pneumonia	Airspace opacities, reticular opacities, and bronchial thickening on radiography; airspace consolidations, peribronchial and interstitial thickening, and centrilobular nodules on CT
Pneumocystis jiroveci pneumonia	Bilateral interstitial infiltrates on chest radiography; nonspecific ground-glass opacities on CT
Pulmonary embolism	Nonspecific radiographic findings; arterial embolus on CT