Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest . Improved inspiration seen on the current exam . The lungs are clear without focal consolidation or effusion . Again seen is relative elevation of the left hemidiaphragm . The cardiomediastinal silhouette is top normal , likely accentuated by technique . Aorta is tortuous . No acute osseous abnormality is identified .
    OUTPUT:
    
No definite acute cardiopulmonary process .