Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right internal jugular central venous catheter tip terminates in the right atrium . No pneumothorax is identified . Lung volumes are low . Heart size appears mildly enlarged . The aorta is unfolded . Mediastinal and hilar contours are otherwise unremarkable . Crowding of bronchovascular structures is present without overt pulmonary edema . Patchy atelectasis is noted in both lung bases . No large pleural effusion is identified however the right costophrenic angle is excluded from the field of view .
    OUTPUT:
    
Right internal jugular central venous catheter tip in the right atrium . No pneumothorax . Low lung volumes with bibasilar atelectasis .