Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs were obtained . A left - sided chest tube remains in place . A persistent left apical pneumothorax is now smaller in size . A small , rounded right lower lung opacity corresponds to the nodule seen on outside PET CT from ___ . A left pleural effusion is present with associated compressive atelectasis . The heart size is top normal . Mediastinal and hilar contours are stable .
    OUTPUT:
    
1 . Left apical pneumothorax , slightly smaller in size . 2 . Persistent left pleural effusion with basilar atelectasis .