Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient is status post mitral valve repair with median sternotomy sutures unchanged in appearance compared to the prior study . There is a small left pleural effusion and tiny right pleural effusion . A right - sided PICC terminates in the mid to distal SVC . Calcified left hilar lymph nodes unchanged compared to the prior study . Left lower lobe atelectasis is also unchanged .
    OUTPUT:
    
No significant interval change when compared to the prior study .