1985
DOI: 10.1016/0016-5085(85)90199-4
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Gastrointestinal transit time in human pregnancy: Prolongation in the second and third trimesters followed by postpartum normalization

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Cited by 120 publications
(79 citation statements)
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“…Small intestinal transit time was found not to be prolonged during the 114 first trimester. First trimester and postpartum progesterone levels were similar to those observed in the follicular phase of the menstrual cycle (Lawson et al 1985). The studies of Wald et a/.…”
Section: Decreased Luteal Phase Gut Motilitysupporting
confidence: 77%
See 1 more Smart Citation
“…Small intestinal transit time was found not to be prolonged during the 114 first trimester. First trimester and postpartum progesterone levels were similar to those observed in the follicular phase of the menstrual cycle (Lawson et al 1985). The studies of Wald et a/.…”
Section: Decreased Luteal Phase Gut Motilitysupporting
confidence: 77%
“…1982). It is interesting that the major increase in gall bladder volume was found to occur as progesterone levels increased from < 1 to 80 ng/ml as with the small intestine transit rate increase observed by Lawson et al (1985).…”
Section: Decreased Luteal Phase Gut Motilitymentioning
confidence: 96%
“…Female sex hormones have been suggested as possible etiologic factors in the pathogenesis of slow-transit constipation (STC) because of the higher incidence of constipation in young women than in men (29,35) as well as during the last two trimesters of pregnancy, when the levels of progesterone (P 4 ) are highest (2,5,11,13,26,28,42). This type of constipation correlates with prolonged gastrointestinal transit time (14,22).…”
mentioning
confidence: 99%
“…Ao contrair-se a musculatura da parede e do diafragma, acentua-se a pressão intra-abdominal, mas em níveis mais 30 18 39 26 45 51 60 36 36 20 42 17 83 25 43 37 22 74 30 44 58 18 19 34 74 22 26 27 50 63 29 22 60 75 42 23 51 17 23 11 40 28 81 14 79 32 51 55 63 24 29 9 70 41 32 31 48 36 26 72 x = 53,9 36 baixos pela anteposição do útero, diminuindo também a pressão no reto. Há também efeitos, controvertidos, por ação da progesterona e polipeptídios intestinais com ação hormonal (motilina e somatostatina) 11,12 , mais acentuados na gestação adiantada 13 . Estes efeitos levam à diminuição da motilidade e tônus, que também afetam reto e ânus.…”
Section: Discussionunclassified