Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . The lungs are clear without focal consolidation , pulmonary edema , pleural effusion or pneumothorax . The aortic knob is calcified . The aorta is tortuous . The pain pulmonary artery is prominent . The heart size is normal .
    OUTPUT:
    
No acute cardiopulmonary process .