Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate a left chest tube in unchanged position and normal cardiomediastinal silhouette . There has been interval re-expansion of the right upper lobe , with residual atelectasis adjacent to the fissure . There is no focal consolidation or pleural effusion . There is a small left apical pneumothorax . This pneumothorax is more obvious on today 's exam and may be minimally bigger , but was likely present on prior radiograph .
    OUTPUT:
    
1 . Small left apical pneumothorax . 2 . Interval re-expansion of the right upper lobe , with residual atelectasis adjacent to the fissure . These findings were communicated via telephone by Dr . ___ to Dr . ___ at ___ on ___ , ___ min after discovery .