Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest . Since most recent exam , there has been marked interval improvement in the appearance of the lungs which are now essentially clear . There is subtle right basilar opacity similar to previous exam from ___ which may represent atelectasis however early infiltrate is not excluded . Mild indistinctness of the pulmonary vasculature seen on the current exam without frank edema . Cardiomediastinal silhouette is stable as are the osseous and soft tissue structures .
    OUTPUT:
    
Mild pulmonary vascular congestion . Right basilar opacity potentially due to atelectasis however clinical correlation necessary to exclude infection .