Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is moderately enlarged . The aorta is mildly tortuous . There are calcifications of the aortic knob . Indistinctness of the pulmonary vascular markings is compatible with mild pulmonary edema . Additionally more focal ill - defined opacities in the lung bases , left greater than right , are concerning for infection or aspiration . There are small bilateral pleural effusions . No pneumothorax is identified . There is no acute osseous abnormality seen . There is slight loss of height of multiple mid and lower thoracic vertebral bodies .
    OUTPUT:
    
Bibasilar airspace opacities could reflect aspiration or infection . Small bilateral pleural effusions and mild pulmonary edema .