Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes remain low . There is persistent band - like opacity in the left lower lobe , with obscuration of the left hemidiaphragm . Decreased discoid atelectasis at the right base . Mild interstitial edema has improved . Mild cardiomegaly and central venous congestion persist . There is a stable small left pleural effusion . Diffuse lytic osseous lesions are compatible with multiple myeloma .
    OUTPUT:
    
1 . Persistent left and decreased right lower lobe atelectasis . 2 . Decreased pulmonary edema .