Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low . The heart size is at least moderately enlarged but not well assessed . Mediastinal contour is unchanged with tortuosity of the thoracic aorta again noted . There is mild interstitial pulmonary edema , new from the prior exam . Small bilateral pleural effusions are demonstrated . There is no pneumothorax . Diffuse demineralization of the osseous structures is present with loss of height of a lower thoracic vertebral body which appears unchanged compared to the prior exam .
    OUTPUT:
    
Mild interstitial pulmonary edema and small bilateral pleural effusions .