PT - JOURNAL ARTICLE AU - Frimer, M. L. AU - Cohen, M. M. AU - Harrison, R. C. AU - Holubitsky, I. B. TI - The selective nerve stain leucomethylene blue as an intraoperative aid to achieving complete vagotomy AID - 10.1136/gut.11.10.881 DP - 1970 Oct 01 TA - Gut PG - 881--882 VI - 11 IP - 10 4099 - http://gut.bmj.com/content/11/10/881.short 4100 - http://gut.bmj.com/content/11/10/881.full SO - Gut1970 Oct 01; 11 AB - The recently reported vagal nerve stain leucomethylene blue was assessed in 20 patients as an intraoperative aid to attaining complete vagotomy. Of 101 stained specimens removed at surgery, only 30 (30%) contained nerve tissue. Four of 17 postoperative insulin tests were positive by Hollander's criteria. The dye technique was found to be an unreliable method of ensuring complete vagotomy at the time of surgery.