Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Upright portable view of the chest demonstrates low lung volumes , which accentuates bronchovascular markings . There is blunting of bilateral costophrenic angles , suggestive of small pleural effusions . There is mild pulmonary edema . There is no focal consolidation or pneumothorax . The heart is mildly enlarged . Likely mitral annular calcifications are noted . The mediastinum appears widened , which may be due to perihilar vascular congestion . Levoscoliosis of the lumbar spine is noted . Partially imaged upper abdomen is unremarkable . Degenerative changes of the left shoulder are seen .
    OUTPUT:
    
Small bilateral pleural effusions , mild cardiomegaly and pulmonary edema .