نتایج جستجو برای: term vs preterm
تعداد نتایج: 822312 فیلتر نتایج به سال:
BACKGROUND Hyperglycemia in premature infants is usually thought to reflect inadequate pancreatic development rather than monogenic neonatal diabetes. No studies, to our knowledge, have investigated the prevalence of monogenic forms of diabetes in preterm infants. METHODS We studied 750 patients with diabetes diagnosed before 6 months of age. We compared the genetic etiology and clinical char...
OBJECTIVE Infants classified as small for gestational age are considered to have developed under adverse intrauterine conditions that lead to lack of fat mass accretion. The aim of this study was to test the null hypothesis that the fat mass in preterm small for gestational age infants assessed at term equivalent age was not different from that of full-term small for gestational age newborns. ...
To investigate labour-associated changes in production of activin and related hormones by gestational tissues we prepared extracts from amnion, choriodecidual and placental tissues delivered at term before labour (TNL; n=15), at term after spontaneous labour (TSL; n=15) or preterm (PTD; n=31) and measured concentrations of inhibin A, activin A and follistatin by ELISA. Activin concentrations in...
Experimentally modified breathing pattern in human subjects, by varying the inspired gas mixture or administering different neuromodulators, has been studied extensively in the past, yet unmodified breathing has not. Moreover, most data refer to infants during sleep and adults during wakefulness. We studied the baseline breathing pattern of preterm infants [n = 10; GA 30 (27-34) wk (median, ran...
Background: Recent studies have demonstrated the high prevalence of vitamin D deficiency in the general population. Pregnancy and preterm delivery are known as risk factors for vitamin D deficiency. Consequently, vitamin D level in women with preterm deliveries might vary from those with term pregnancies. In this study, we aimed to compare vitamin D level in term and preterm infant–mother pairs...
Maternal vitamin D deficiency is one of the major risk factors for neonatal vitamin D deficiency followed by neonatal hypocalcaemia. The aim of this study is to determine the relationship between delayed neonatal hypocalcaemia and maternal vitamin D deficiency. This is a descriptive cross-sectional study. Target population of this study included all term and preterm neonates with delayed hypoca...
Abnormalities of premature newborn adaptation after preterm birth result in significant perinatal mortality and morbidity. We assessed the effects of short-term (24 h) fetal betamethasone exposure on preterm newborn baboon pulmonary and cardiovascular regulation and renal sodium handling during the first 24 h after birth. Male fetal baboons ( Papio) (124-day gestation, term 185 days) received u...
background: the incomplete maturation of brain in preterm children results in long-term neurodevelopmental impairment. this study aimed to investigate the static balance function in children with a history of preterm birth. methods: participants were 31 preterm children including 21 moderately preterm (mpt), 10 very preterm (vpt), and 20 term children aged 5.5 and 6.5 years. the cervical vestib...
OBJECTIVE The aim of the study was to assess whether an age younger than 25 years at conization affected future pregnancy outcome as an independent factor. MATERIALS AND METHODS A retrospective study of 115 women who underwent both loop electrosurgical excision procedure (LEEP) and subsequent pregnancy follow-up in a referral center was conducted. Two groups were considered: patients younger ...
BACKGROUND The development of respiratory distress syndrome (RDS) is closely related to fetal immaturity, although the participation of inflammatory mechanisms also seems to be likely. We previously reported high interleukin-10 (IL-10) levels in cord blood from preterm infants. In the present study, we investigate the possible role of IL-10 and IL-12 in preterm newborns with RDS, a disease that...
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