Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-upright radiograph of the chest demonstrates persistent opacification at the right lung base , likely a combination of pleural effusion and pulmonary edema . The cardiomediastinal and hilar contours are unchanged . There is no pneumothorax . Right - sided internal jugular central venous line ends at the upper SVC . A large bore left internal jugular central venous line ends in the distal SVC .
    OUTPUT:
    
Persistent opacification at the right lung base , likely a combination of pleural effusion and pulmonary edema . Recommend PA and lateral chest radiographs to exclude artifacts of supine positioning and further evaluate for possible underlying pneumonia .