Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Minimal linear atelectasis in the left lower lung . Slight elevation of the left hemidiaphragm . No focal consolidation , pulmonary edema , or pneumothorax . Normal heart size and cardiomediastinal contours . Normal hila . No acute osseous abnormality .
    OUTPUT:
    
No acute cardiopulmonary process .