Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral chest radiograph demonstrates elevation of the left hemidiaphragm with adjacent left basilar atelectasis . Lungs are without a focal consolidation . Allowing for patient positioning , cardiac and hilar contours appear within normal limits . There is no pneumothorax or large pleural effusion . No evidence of pulmonary edema .
    OUTPUT:
    
No evidence of pneumonia . Elevation of the left hemidiaphragm , present on multiple prior examinations dating ___ .