Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Port -A - Cath via right subclavian terminates superior to mid SVC as seen in the previous study . The density visualized just below the accessed port in the left upper hemithorax on the prior study is still present . There is an interval opacity in the left lower base that is new compared to the prior study . The heart size and mediastinal contours are not significantly changed . No pleural effusions . No pneumothorax .
    OUTPUT:
    
1 . No evidence of acute cardiopulmonary process . 2 . Round opacity projecting below the port in the left upper hemithorax is unchanged since the prior study . New opacity present in the left lower base . A chest CT with contrast is recommended for further evaluation .