Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single frontal view of the chest was obtained . Patchy right basilar opacity may represent vascular structures , however , suggest dedicated PA and lateral views when patient able . The left lung is clear . There is no pleural effusion or evidence of pneumothorax . The cardiac and mediastinal silhouettes are unremarkable .
    OUTPUT:
    
Patchy right basilar opacity may be due to vascular structures ; however , recommend dedicated PA and lateral views for further and better evaluation , when patient able .