Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single portable view of the chest compared to previous exam from ___ and CT abdomen from ___ . The lungs are clear of focal consolidation or large effusion . Cardiomediastinal silhouette is within normal limits . No acute osseous abnormality is detected . Rounded hyperdensity projecting over the upper abdomen is compatible with balloon from PEG tube seen on CT abdomen from ___ .
    OUTPUT:
    
No acute cardiopulmonary process .