Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright view of the chest . No free air seen below the right hemidiaphragm . Chronic scarring at the right lung base with associated pleural thickening is similar to prior CT . No focal consolidation concerning for pneumonia . No large effusion or pneumothorax . Cardiomediastinal silhouette appears normal . No acute osseous abnormality . Surgical anchors of the left humeral head noted .
    OUTPUT:
    
No acute intrathoracic process . No signs of pneumoperitoneum .