Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Again , there is elevation of the right hemidiaphragm with an unchanged opacity at the right base , and likely a small right pleural effusion . There is no right pneumothorax . There is an unchanged pigtail catheter overlying the left hemithorax . A new thin linear density along the left apex may represent a tiny apical pneumothorax . Alternatively , given that it was not definitely seen on prior exam , could represent a skin fold . This is no left consolidation or pleural effusion . The cardiomediastinal silhouette is normal . Surgical clips in the right upper abdomen are unchanged .
    OUTPUT:
    
Possible tiny left apical pneumothorax . Otherwise , no significant change from the prior exam . Results were discussed with Dr . ___ at 1 : 15 p .m . on ___ via telephone by Dr . ___ at the time the findings were discovered .