Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A right - sided PICC line ends in the lower SVC . A moderate right pleural effusion is unchanged . The patient has had prior right lung wedge resection with stable right - sided volume loss . Mild bilateral interstitial prominence has slightly increased in the left upper lung field . A small left pleural effusion has decreased . There is no pneumothorax . Mild cardiomegaly despite the projection is stable .
    OUTPUT:
    
Slight interval increase in left upper lung airspace opacities which are most likely due to infection . Stable moderate right pleural effusion and decreased small left pleural effusion .