Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Two AP and one lateral view of the chest . The lungs are essentially clear noting left basilar linear opacities most suggestive of atelectasis . There is no effusion or pulmonary vascular congestion . Cardiomediastinal silhouette is within normal limits . No acute osseous abnormality detected .
    OUTPUT:
    
No acute cardiopulmonary process .