Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Extensive bilateral rounded airspace opacities may represent multifocal pneumonia , however widespread metastatic disease and septic emboli can have a similar appearance . Dedicated chest CT is recommended . There is no pleural effusion , pneumothorax , or pulmonary edema . The cardiomediastinal silhouette is within normal limits .
    OUTPUT:
    
Widespread rounded airspace opacities may represent multifocal pneumonia , however widespread metastatic disease and septic emboli can have a similar appearance and dedicated contrast - enhanced chest CT is recommended for further evaluation .