| 单词 | pentagastrin test |
| 释义 | pentagastrin testpen·ta·gas·trin testpentagastrin testGI disease A test in which gastric acid secretion–GAS is stimulated with pentagastrin, a synthetic analogue of gastrin; GAS ↑ 10 mins post-injection, peaks at 20-30 mins, and lasts for < 2 hrs; the peaks in GAS are similar to those evoked by histamine–once used for the same purpose, with fewer adverse effects; PT is used to exclude achlorhydria in Pts with gastric ulcerspentagastrin testA test of the acid production by the stomach. An injection of a synthetic pentapeptide substance, pentagastrin is given, and an hour later the fasting stomach contents are withdrawn through a nasogastric tube. |
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