Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is no evidence of free air beneath the diaphragms . There are relatively low lung volumes which accentuate the bronchovascular markings . No definite focal consolidation is seen . There is no pleural effusion or pneumothorax . The cardiac silhouette is top - normal , however , likely exaggerated by AP technique and low lung volumes . No overt pulmonary edema is seen .
    OUTPUT:
    
No evidence of free air beneath the diaphragms .