Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are hypoinflated with crowding of vasculature . No pleural effusion pneumothorax . Heart size is top normal and accentuated due to low lung volumes . Mediastinal contour and hila are unremarkable . No displaced rib fracture identified .
    OUTPUT:
    
1 . No acute cardiopulmonary process . 2 . No displaced rib fracture .