Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP upright chest radiograph obtained . The lungs are clear bilaterally . No sign of pneumonia or CHF . No pleural effusion or pneumothorax is seen . Cardiomediastinal silhouette appears stable and within normal limits . Bony structures are intact . Stable calcific density is seen along the inferior left glenohumeral joint .
    OUTPUT:
    
No signs of pneumonia or CHF .