Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: One portable AP upright view of the chest . Low lung volumes . Mild left basilar atelectasis . Right lung is clear . No vascular congestion or pulmonary edema . No pneumothorax . Moderate cardiomegaly . No evidence of pneumonia . No pleural effusion .
    OUTPUT:
    
1 . Mild left basilar atelectasis . 2 . Moderate cardiomegaly . No vascular congestion or pulmonary edema .