Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal silhouette and pulmonary vasculature are unremarkable . Left basilar linear opacities most likely represent atelectasis . No definite focal consolidation is identified . There is no pleural effusion or pneumothorax . Anterior left seventh rib fracture and suspected anterior left eighth rib fracture are unchanged .
    OUTPUT:
    
No acute intrathoracic abnormality . Left basilar hazy opacity , likely atelectasis but to be correlated clinically .