Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Supine portable AP view of the chest provided . Mildly elevated right hemidiaphragm is noted . Lungs are clear bilaterally . No signs of pneumonia or CHF . No supine evidence for pleural effusion or pneumothorax . The cardiomediastinal silhouette is normal . Bony structures are intact .
    OUTPUT:
    
No acute findings .