Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right - sided PICC catheter is seen in unchanged position terminating within the right atrium . Tracheostomy tube is seen in unchanged position with no obvious signs of cuff hyperinflation . There has been increase in right pleural effusion with likely superimposed right - sided edema . There has been decrease in the observed left - sided effusion . Apparent shift in pleural effusion is most likely related to patient positioning . There is stable cardiomegaly . Sternotomy wires are seen in unchanged position , aligned along the midline with no evidence of failure . Aortic valve prosthesis is seen unchanged in position within the heart .
    OUTPUT:
    
1 ) Right - sided PICC catheter still terminates within the right atrium . 2 ) Heart is stably enlarged with interval increase in right - sided pleural effusion and decrease in left - sided effusion .