Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right apical pneumothorax mildly increased . Bilateral pulmonary edema appears mildly improved . Small bilateral pleural effusions persist . Cardiomegaly appears unchanged . The mediastinal silhouette is unremarkable .
    OUTPUT:
    
1 . Mildly increased right apical pneumothorax . 2 . Mildly improved bilateral pulmonary edema . 3 . Cardiomegaly and bilateral pleural effusions remain unchanged .