Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest are obtained . There is overall interval improvement in the previously seen diffuse reticulonodular opacification . There is no new area of focal consolidation , significant pulmonary edema , or pleural effusion . No pneumothorax is present .
    OUTPUT:
    
Interval improvement in aeration of both lungs with mild improvement in density of diffuse bilateral reticulonodular opacities . No significant pulmonary edema .