Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest demonstrate unchanged position of left chest wall Port - A - Cath , terminating in the low SVC . The left hemidiaphragm is elevated , as before , and the lung volumes are low . There is no pleural effusion , pulmonary edema , pneumothorax or focal consolidation concerning for pneumonia . Exaggerated thoracic kyphosis is unchanged . Colonic loops in the left upper quadrant are similar in appearance compared to prior studies .
    OUTPUT:
    
No acute cardiopulmonary process .