Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . Small right - sided pleural effusion is again noted . Linear bibasilar opacities are most suggestive of atelectasis . Elsewhere , the lungs are clear . Tracheostomy tube remains in place . Left PICC is no longer visualized . Single lead right chest wall pacing device is seen with tip in the right ventricle . Osseous and soft tissue structures are unremarkable .
    OUTPUT:
    
Persistent small right pleural effusion and bibasilar atelectasis without definite acute cardiopulmonary process .