Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single AP portable view of the chest was obtained . Right - sided Port - A - Cath is again seen , distal aspect likely terminating in the mid SVC . Linear left mid lung opacity is likely due to chronic atelectasis / scarring . There is also mild right base atelectasis . No focal consolidation , large pleural effusion or pneumothorax is seen . Cardiac and mediastinal silhouettes are unremarkable .
    OUTPUT:
    
No acute cardiopulmonary process .