pentagastrin


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pentagastrin

 [pen″tah-gas´trin]
a synthetic pentapeptide consisting of β-alanine and C-terminal tetrapeptide of gastrin; used as a test of gastric secretory function.

pentagastrin

/pen·ta·gas·trin/ (-gas´trin) a synthetic pentapeptide consisting of β-alanine and the C-terminal tetrapeptide of gastrin; used as a test of gastric secretory function.

pentagastrin

(pĕn″tă-găs′trĭn)
A synthetic gastrin that may be administered to test the ability of the stomach to secrete hydrochloric acid.

pentagastrin

a synthetic pentapeptide consisting of β-alanine and C-terminal tetrapeptide of gastrin; used in a test of gastric secretory function.
References in periodicals archive ?
Fourth, we performed pentagastrin (PG) stimulation testing in patients with increased CT concentrations and non-MTC disease (chronic kidney disease) and as well as in MTC patients to define stimulated CT cutoff-values for the 3 assays.
laevigata were confirmed by acid hypersecretion induced by histamine, pentagastrin and bethanechol.
7 pg/ml (normal: [less than]100) and did not rise on pentagastrin stimulation.
A 5-mL blood sample was collected at 0 min and at 1,2,3,5, and 10 min after a single intravenous bolus of pentagastrin (0.
4) Several modifications that may be used to improve this diagnostic yield are premedication with histamine receptor antagonist with or witho ut pentagastrin, bladder lavage, and nasogastric suctioning.
Lind T, Cederberg C, Ekenved G, Hagland U, Olbe L (1983) Effect of omeprazole -- a gastric proton pump inhibitor -- on pentagastrin stimulated acid secretion in man.
In clinical practice, a patient with a calcitonin concentration higher than 10 ng/L should undergo a pentagastrin test to exclude MCT.
12) Exogenous gastrin and pentagastrin do not appear to affect colonic segmentation, but the actions of the several molecular species of this hormone have not been investigated.
The pentagastrin test was also carried out on a child who presented with the clinical signs of MTC at the age of 6 months (persistent diarrhea, calcitonin concentration of 28 ng/L).
The pentagastrin test for CT is the most widely used provocative test for the diagnosis of MTC and for assessment of cure after surgery for MTC in patients with undetectable basal CT concentrations.
Gastric acidity after pentagastrin stimulation was used either as a continuous variable (pH) or divided into three categories: achlorhydria (0), pH [greater than or equal to] 3 (1), and pH <3 (2).