<prompt> Surgery of choice for chronic duodenal ulcer is -Vagotomy antrectomyTotal gastrectomyTruncal vagotomy pyloroplastyHighly selective vagotomy  <response>: Highly selective vagotomy Procedure of choice for chronic or intractable duodenal ulcers Nerves of Latarjet supplying the antrum are preserved and hence gastric motility Drainage procedure is not required Lowest Moality rate and side effects. Minimal chances of dumping Syndrome and gastric atony Relatively high recurrence. Ref: Maingots 11e chapter 11 12; Schwaz 9e p913 