Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Upright AP views of the chest . There is left basilar streaky opacity , likely representing atelectasis , but no evidence of focal consolidation , pleural effusion or pneumothorax . There is mild pulmonary vascular congestion . Cardiac and mediastinal contours are normal . Hyperinflation of the lungs suggests COPD .
    OUTPUT:
    
Mild pulmonary vascular congestion and mild left basilar atelectasis .