Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Bilateral low lung volumes . Crowding of vasculature bilaterally likely due to low lung volumes . Cardiac size appears enlarged but is likely exaggerated by low lung volumes . The lungs are clear . There is no pneumothorax or pleural effusion .
    OUTPUT:
    
No acute cardiopulmonary abnormality or evidence of pulmonary edema .