The patient''s preoperative HbA1c was 5.9%, 3-month postoperative HbA1c was 7.9%., and 3-year postoperative HbA1c was 7.0%. He remains disease free at 3 years and 3 months with a normal CA-19-9. The patient has been able to easily manage his insulin pump to control his blood glucose levels.| FIG. 1..