Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In comparison to the chest radiograph obtained 1 day prior , there is pain decreased , now tiny , residual , right apical pneumothorax . A right - sided pigtail catheter is essentially unchanged in position . There is a linear focus of atelectasis in the mid to upper right lung . Lungs are otherwise fully expanded and clear without focal consolidation . No pleural effusions . Heart size is normal . Cardiomediastinal and hilar silhouettes are normal .
    OUTPUT:
    
Tiny residual right apical pneumothorax with near complete right lung reexpansion .