Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral radiographs of the chest were acquired . A left Port - A - Cath ends in the mid-to - low SVC , not significantly changed in position . Nodular opacities in the right lower and left mid lung are not significantly changed in appearance . The lungs are otherwise clear . The cardiac and mediastinal contours are normal . There are no pleural effusions . No pneumothorax is seen .
    OUTPUT:
    
No acute cardiac or pulmonary process . No significant change in right lower or left mid lung nodular opacities .