Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lung volumes are low . There is minimal left basilar atelectasis . The lungs are otherwise clear , without a consolidation , pulmonary edema , pleural effusion , or pneumothorax . There is minimal left apical scarring . The cardiomediastinal silhouette is normal . Evaluation of the left ribs is somewhat limited by the overlying soft tissue . Within the limitations , no definite fracture is identified .
    OUTPUT:
    
1 . Left basilar atelectasis . No pleural effusion or pneumothorax . 2 . Limited evaluation of the ribs , though no definite fracture is identified . If indicated , could obtain dedicated rib radiographs with a BB marker at the site of pain .