Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient has had recent mitral valve repair . Two right chest tubes remain in place . Moderate pulmonary edema has slightly decreased . Moderate cardiomegaly despite the projection is also unchanged . Mediastinal contours are stable . There is no definite pneumothorax . Increased obscuration of the left hemidiaphragm is likely due to worsening atelectasis .
    OUTPUT:
    
Slightly decreased moderate pulmonary edema . Increased left basilar subsegmental atelectasis . Stable moderate cardiomegaly .