Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . Persistent streaky opacity seen at the left lung base . Elsewhere the lungs are clear of consolidation or effusion . Cardiomediastinal silhouette is within normal limits . Right chest wall port is again seen with catheter tip in the upper SVC . Osseous and soft tissue structures are unremarkable .
    OUTPUT:
    
Streaky left basilar opacity as seen on prior could be related to atelectasis however superimposed acute infection is not excluded . Clinical correlation suggested .