Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single portable view of the chest . The lungs are clear of focal consolidation , large effusion , or overt pulmonary edema . The cardiac silhouette is stable in configuration given differences in technique . Atherosclerotic calcifications are noted at the aortic arch . No acute osseous abnormality is identified .
    OUTPUT:
    
No acute cardiopulmonary process .