Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A single upright portable frontal view of the chest demonstrates no evidence of pneumothorax , pleural effusion , or focal consolidation concerning for pneumonia . There has been interval removal of a right - sided hemodialysis catheter since the prior radiograph . The cardiomediastinal silhouette is stable in appearance .
    OUTPUT:
    
No acute cardiopulmonary process .