Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright view of the chest . Overlying EKG leads are present . There is no focal consolidation , effusion , or pneumothorax . The cardiomediastinal silhouette is normal . Aortic calcification is noted . Imaged osseous structures are intact . Left humeral head replacement noted . Degenerative changes noted at the right shoulder joint .
    OUTPUT:
    
No acute intrathoracic process