Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is blunting of the left costophrenic angle and obscuration of the left hemidiaphragm margin which appears increased compared to ___ and is significantly worsened from ___ . Otherwise , there are no focal opacities . Cardiomediastinal and hilar contours are unremarkable . There is no right - sided pleural effusion . No pneumothorax . No fractures are identified . There is no evidence of pneumothorax . No fractures are identified .
    OUTPUT:
    
Mild interval increase in blunting of the left costophrenic angle likely related to pleural effusion with associated atelectasis in this patient with SLE . Findings are better characterized on subsequent chest CT .