Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest demonstrate an elevated right hemidiaphragm and low lung volumes , unchanged . Plate - like atelectasis atelectasis is again noted in the left lung base . No pneumothorax or pleural effusion is noted . The cardiomediastinal silhouette is unremarkable . An abandoned VP shunt is noted in the region of the right apex .
    OUTPUT:
    
No acute cardiopulmonary process .