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Pre- and post-operative gastric emptying studies in gastroplasty patients

Conference · · J. Nucl. Med.; (United States)
OSTI ID:5938493
Dual isotope gastric emptying studies were performed pre- and post-operatively on 16 morbidly obese patients undergoing gastroplasty. Pre-operative 50 g and 900 g meals of beef stew contained Tc-99m labeled liver to monitor the solid-phase of emptying and orange juice with In-111 DTPA to follow the liquid phase. Identical 50 g meals were given post-operatively at 3 months to 12 patients and at 12 months to 9 patients for comparison of gastric emptying and evaluation of the surgical intervention. Total stomach emptying studies at 3 and 12 months did not significantly differ from pre-operative studies, however, the 50 g pouch emptied solids (21 min) and liquids (18 min) significantly faster (p<0.05) than the post-operative total stomach and pre-operative studies. In summary, pre-operative gastric emptying in the obese patients was not different from a control group. Post-op there was no difference in total stomach emptying compared to pre-op studies, however, pouch emptying was significantly more rapid as compared to the pre-operative studies.
Research Organization:
Univ. of Utah Medical Center, Salt Lake City, UT
OSTI ID:
5938493
Report Number(s):
CONF-850611-
Conference Information:
Journal Name: J. Nucl. Med.; (United States) Journal Volume: 26:5
Country of Publication:
United States
Language:
English

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