Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Moderate cardiomegaly with tortuous aorta is unchanged . Hilar contours are stable . A right Pleurx catheter remains in place at the cardiophrenic sulcus with small amount of remnant right effusion with a small loculated fissural component . However , there is a new finding of increased lucency at the right lung base concerning for basal pneumothorax . Right basal atelectasis has otherwise improved with increased aeration of both lungs . Previous mild interstitial edema has resolved .
    OUTPUT:
    
1 . Interval improvement of right diffusion with small amount of remnant fluid with improved aeration at bilateral lung bases . 2 . Increased lucency at the right lung base is worrisome for a right basal pneumothorax . Results were discussed over the telephone with Dr . ___ by ___ at 3 :57 p .m . on ___ at time of initial review .