Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest demonstrate low lung volumes . Diffuse bilateral streaky opacities could be related to pulmonary vascular crowding from low lung volumes or mild vascular congestion . Mild peribronchial cuffing is noted . Heart is top normal in size , and cardiomediastinal contour is unremarkable . No large effusions or pneumothorax .
    OUTPUT:
    
No evidence of pneumonia .