Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are markedly low on this portable semi upright chest radiograph . Left chest wall implanted device is again noted with catheter extending towards the left neck soft tissues . Allowing for low lung volumes , there is no convincing evidence for pneumonia or edema . No large effusion or pneumothorax is seen . The cardiomediastinal silhouette appears unchanged . Bony structures are intact . The feeding tube projects over the mid abdomen .
    OUTPUT:
    
No acute findings on this limited chest radiograph .