Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A portable frontal chest radiograph demonstrates a significantly decreased left pleural effusion with residual retrocardiac atelectasis and likely reexpansion edema of the left mid to lower lung . A tiny left apical pneumothorax is new . A small right pleural effusion is unchanged .
    OUTPUT:
    
1 . New tiny left apical pneumothorax . 2 . Significantly decreased left pleural effusion with residual retrocardiac atelectasis and likely reexpansion edema of the left mid-lower lung . 3 . Unchanged small right pleural effusion . These findings were communicated via telephone by Dr . ___ ___ to Dr . ___ at ___ on ___ , 10 minutes after discovery .