Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest . Left chest wall port is seen with catheter tip at the RA / SVC junction . Compared to scout from CT scan from ___ , there has been significant interval progression of the metastatic burden throughout the chest with innumerable pulmonary nodules , the largest in the left mid - to - upper lung laterally measuring 2 .3 cm . There is no definite superimposed acute process . The cardiomediastinal silhouette is within normal limits . No acute osseous abnormality is identified . There is no free intraperitoneal air .
    OUTPUT:
    
Progression of metastatic burden in the chest compared to ___ without definite acute cardiopulmonary process or free air .