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Jaczyńska R, Mikulska B, Nimer A, Mydlak D, Sawicka E, Maciejewski T. Prenatal ultrasound markers for prediction of complex gastroschisis-single-center retrospective cohort study. J Perinatol 2024; 44:1325-1334. [PMID: 38898181 DOI: 10.1038/s41372-024-02009-y] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/11/2024] [Revised: 04/22/2024] [Accepted: 05/14/2024] [Indexed: 06/21/2024]
Abstract
OBJECTIVE To evaluate prenatal ultrasound markers for distinguishing simple gastroschisis (sGS) from complex gastroschisis (cGS) and identifying fetuses at risk of complications. STUDY DESIGN A retrospective cohort study analyzed 61 fetuses with isolated gastroschisis at a tertiary center from 2011 to 2021, utilizing serial ultrasounds from 14 to 35 weeks' gestation. A general linear model, quantile regression, and logistic regression assessed ultrasound markers, fetal weeks, and gastroschisis risk, yielding predictive models. RESULTS IABL dilatation showed the highest PPV but low NPV. Non-free floating bowel loops (NFFBL) indicated the best PPV to NPV ratio. Combinations of markers yielded the highest predictive value for cGS. EABL collapsed and non-free floating bowel loops were significant, consistent risk factors. CONCLUSIONS Prenatal ultrasounds can predict cGS risk, particularly using IABL dilatation and NFFBL as markers. Accurate assessment requires considering gestational age, qualitative symptoms, emphasizing experienced perinatologists' role and monitoring, particularly after 30 weeks of gestation.
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Affiliation(s)
- Renata Jaczyńska
- Department of Obstetrics and Gyneacology, Institute of Mother and Child, Warsaw, Poland.
| | - Boyana Mikulska
- Department of Obstetrics and Gyneacology, Institute of Mother and Child, Warsaw, Poland
| | - Anna Nimer
- Department of Obstetrics and Gyneacology, Institute of Mother and Child, Warsaw, Poland
| | - Dariusz Mydlak
- Department of Pediatric and Adolescent Surgery, Institute of Mother and Child, Warsaw, Poland
| | - Ewa Sawicka
- Department of Pediatric and Adolescent Surgery, Institute of Mother and Child, Warsaw, Poland
| | - Tomasz Maciejewski
- Department of Obstetrics and Gyneacology, Institute of Mother and Child, Warsaw, Poland
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Bigio JZD, Tannuri ACA, Falcão MC, Matsushita FY, de Carvalho WB. Factors associated with cholestasis in newborns with gastroschisis. REVISTA PAULISTA DE PEDIATRIA : ORGAO OFICIAL DA SOCIEDADE DE PEDIATRIA DE SAO PAULO 2023; 42:e2022152. [PMID: 37436246 DOI: 10.1590/1984-0462/2024/42/2022152] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 08/02/2022] [Accepted: 02/14/2023] [Indexed: 07/13/2023]
Abstract
OBJECTIVE To describe the incidence and to analyze risk factors associated with cholestasis in neonates with gastroschisis. METHODS This is a retrospective cohort study in a tertiary single center analyzing 181 newborns with gastroschisis between 2009 and 2020. The following risk factors associated with cholestasis were analyzed: gestational age, birth weight, type of gastroschisis, silo closure or immediate closure, days of parenteral nutrition, type of lipid emulsion, days of fasting, days to reach a full diet, days with central venous catheter, presence of infections, and outcomes. RESULTS Among the 176 patients evaluated, 41 (23.3%) evolved with cholestasis. In the univariate analysis, low birth weight (p=0.023), prematurity (p<0.001), lipid emulsion with medium-chain triglycerides and long-chain triglycerides (p=0.001) and death (p<0.001) were associated with cholestasis. In the multivariate analysis, patients who received lipid emulsion with fish oil instead of medium chain triglycerides/long chain triglycerides (MCT/LCT) emulsion had a lower risk of cholestasis. CONCLUSIONS Our study shows that lipid emulsion with fish oil is associated with a lower risk of cholestasis in neonates with gastroschisis. However, this is a retrospective study and a prospective study should be performed to confirm the results.
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Bigio JZD, Falcão MC, Tannuri ACA. GROWTH ANALYSIS OF PRETERM NEWBORNS WITH GASTROSCHISIS DURING HOSPITALIZATION IN A NEONATAL INTENSIVE CARE UNIT. ARQUIVOS DE GASTROENTEROLOGIA 2021; 58:504-508. [PMID: 34909857 DOI: 10.1590/s0004-2803.202100000-90] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 05/07/2021] [Accepted: 06/18/2021] [Indexed: 11/22/2022]
Abstract
BACKGROUND Gastroschisis, especially complex type, prematurity and low birth weight are associated with a worse clinical outcome with higher mortality, higher incidence of sepsis and catheter-related infection, cholestasis, short bowel syndrome, greater number of days to achieve full diet, longer time of parenteral nutrition and longer hospitalization time. OBJECTIVE To evaluate the growth of preterm newborns with gastroschisis during their hospitalization in the neonatal intensive care unit. METHODS Descriptive study, based on a retrospective cohort (January 2012 to December 2018), including preterm newborns (gestational age less than 37 weeks) with simple and complex gastroschisis admitted in a tertiary neonatal intensive care unit. The following parameters were analyzed: maternal age, parity, type of delivery, birth weight, gender, gestational age, nutritional adequacy, type of gastroschisis, fasting time, parenteral nutrition time, time until achieving full enteral nutrition, hospitalization time, weight gain and outcome. The results were expressed in percentage, average, and median. RESULTS A total of 101 newborns with gastroschisis were admitted, of which 59.4% were premature (80.7% of late preterm infants). From the maternal data, the mean age was 21.2 years and 68.3% were primiparous. Regarding childbirth: 80% were cesarean sections. From newborns: the average birth weight was 2137 g, 56.6% were female, the average gestational age was 34.8 weeks, the average weight gain was 20.8 g/day during hospitalization and 83.3% were discharged from the hospital. CONCLUSION The growth analysis by weight gain (grams/day) during hospitalization in the intensive care unit showed that more than 90% of the sample presented acceptable or adequate weight gain.
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Affiliation(s)
- Juliana Zoboli Del Bigio
- Hospital das Clínicas da Faculdade de Medicina da Universidade de São Paulo, Instituto da Criança, São Paulo, SP, Brasil
| | - Mário Cícero Falcão
- Hospital das Clínicas da Faculdade de Medicina da Universidade de São Paulo, Instituto da Criança, São Paulo, SP, Brasil
| | - Ana Cristina Aoun Tannuri
- Hospital das Clínicas da Faculdade de Medicina da Universidade de São Paulo, Instituto da Criança, São Paulo, SP, Brasil
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Andrade WS, Brizot MDL, Miyadahira S, Osmundo Junior GDS, Francisco RP, Zugaib M. Fetal gastroschisis: antepartum fetal heart rate analysis by computerized cardiotocography. J Matern Fetal Neonatal Med 2016; 30:605-611. [DOI: 10.1080/14767058.2016.1181166] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/21/2022]
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Outcomes in infants with prenatally diagnosed gastroschisis and planned preterm delivery. Pediatr Surg Int 2015; 31:1047-53. [PMID: 26399421 DOI: 10.1007/s00383-015-3795-8] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 09/15/2015] [Indexed: 01/11/2023]
Abstract
BACKGROUND The timing and mode of delivery of pregnancies with prenatally diagnosed gastroschisis remains controversial. AIM To evaluate the outcome of patients with gastroschisis managed during two time periods: 2006-2009 and 2010-2014, with planned elective cesarean delivery at 37 versus 35 gestational weeks (gw). A secondary aim was to analyze the outcome in relation to the gestational age at birth. MATERIAL AND METHODS Retrospective review of all cases with gastroschisis managed at our institution between 2006 and 2014. RESULTS Fifty-two patients were identified, 24 during the initial period, and 28 during the second. There were a significantly higher number of emergency cesarean deliveries in the first period. There were no differences between groups with regard to the use of preformed silo, need of parenteral nutrition or length of hospital stay. When analyzing the outcome in relation to the gw the patients actually were born, we observed that patients delivered between 35 and 36.9 gw were primary closed in 88.5% of cases, with shorter time on mechanical ventilation, parenteral nutrition and hospital stay. CONCLUSION Planned caesarian section at 35 completed gestational weeks for fetuses with prenatally diagnosed gastroschisis is safe. We observe the best outcome for patients born between 35 and 36.9 gw.
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Gonçalves FL, Bueno MP, Schmidt AF, Figueira RL, Sbragia L. Treatment of bowel in experimental gastroschisis with a nitric oxide donor. Am J Obstet Gynecol 2015; 212:383.e1-7. [PMID: 25263733 DOI: 10.1016/j.ajog.2014.09.025] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/18/2014] [Revised: 07/18/2014] [Accepted: 09/23/2014] [Indexed: 02/07/2023]
Abstract
OBJECTIVE To reduce the harmful effect of bowel exposure to amniotic fluid in gastroschisis, we used the nitric oxide (NO) donor S-nitrosoglutathione (GSNO) in an animal model of gastroschisis and assessed the ideal concentration for treatment of changes in bowel. STUDY DESIGN Gastroschisis was surgically induced in rat fetuses on day 18.5 of gestation. The fetuses were divided into 5 groups (n = 12 animals/group): control (C), gastroschisis (G), gastroschisis + GSNO 5 μmol/L (GNO1), gastroschisis + GSNO 0.5 μmol/L (GNO2), and gastroschisis + GSNO 0.05 μmol/L (GNO3). On day 21.5 of gestation, fetuses were collected by cesarean delivery. Body and intestinal weight were measured and the bowels were either fixed for histometric and immunohistochemical study or frozen for Western blotting. We analyzed bowel morphometry on histological sections and expression of the NO synthase (NOS) enzymes by Western blotting and immunohistochemistry. Data were analyzed by analysis of variance or Kruskal-Wallis test when appropriate. RESULTS Morphological and histometric measurements of weight, diameter, and thickness of the layers of the intestinal wall decreased with GSNO treatment, especially in the GNO3 group, when compared with the G group (P < .05). The expression of neuronal NOS, endothelial NOS, and inducible NOS decreased mainly in GNO3 group compared to the G group (P < .05), with no difference compared to C group (P > .05). CONCLUSION Fetal treatment with 0.05 μmol/L GSNO resulted in significant improvement of bowel morphology in gastroschisis.
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Cavalcante MB, de Lima FJB, Okoba W, Oliveira-Filho FJ, Sbragia L, Magalhães PJC, de Souza MHLP, Melo-Filho AA. Gastric contractility in experimental gastroschisis. J Pediatr Surg 2013; 48:326-32. [PMID: 23414860 DOI: 10.1016/j.jpedsurg.2012.11.011] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/05/2012] [Accepted: 11/12/2012] [Indexed: 10/27/2022]
Abstract
BACKGROUND/PURPOSE The mechanism of fetal gastric dilation in gastroschisis is controversial. This study was designed to characterize changes in the contractile profile of strips of stomach from rats following experimental gastroschisis. METHODS Pregnant Wistar rats were operated on day 18.5. Fetuses were divided into three groups: gastroschisis (G), sham (S), and control (C). On day 21.5, gastric fundus and antrum strips were obtained and suspended to a force transducer connected to a digital data acquisition system. They were submitted to increasing concentrations of carbachol (CCh) and weighed at the end of each procedure. Frequency and amplitude of each contraction were evaluated. RESULTS Under basal conditions, spontaneous oscillatory contractions of antrum and fundus strips of G, S, and C were similar (P>0.05; ANOVA). However, cumulative concentrations of CCh (0.01-100 μM) produced different effects in all groups and were characterized by a significant increase in amplitude and frequency of spontaneous contractions in antral smooth muscle and a sustained increase in tonus in fundic strips. Upon analysis, no significant difference in frequency or amplitude was noted in antral tissues comparing C to G and to S (P>0.05). No significant contractility difference was noted in fundic smooth muscle (comparing all groups, P>0.05), with the CCh-induced curve following a typical sigmoidal format, dependent on increasing concentrations (P<0.001). CONCLUSIONS Gastric contractile responses to CCh are preserved in experimental gastroschisis. These results do not support the theory that gastric dilation occurs secondary to intestinal inflammation alone.
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Affiliation(s)
- Marcelo B Cavalcante
- Department of Physiology and Pharmacology, Medical School, Federal University of Ceará, Fortaleza, Ceará, Brazil
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Tannuri ACA, Silva LM, Leal AJG, Moraes ACFD, Tannuri U. Does administering albumin to postoperative gastroschisis patients improve outcome? Clinics (Sao Paulo) 2012; 67:107-11. [PMID: 22358234 PMCID: PMC3275118 DOI: 10.6061/clinics/2012(02)04] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/09/2011] [Accepted: 09/21/2011] [Indexed: 12/04/2022] Open
Abstract
OBJECTIVES Newborns who undergo surgery for gastroschisis correction may present with oliguria, anasarca, prolonged postoperative ileus, and infection. New postoperative therapeutic procedures were tested with the objective of improving postoperative outcome. PATIENTS AND METHODS One hundred thirty-six newborns participated in one of two phases. Newborns in the first phase received infusions of large volumes of crystalloid solution and integral enteral formula, and newborns in the second phase received crystalloid solutions in smaller volumes, with albumin solution infusion when necessary and the late introduction of a semi-elemental diet. The studied variables were serum sodium and albumin levels, the need for albumin solution expansion, the occurrence of anasarca, the length of time on parenteral nutrition, the length of time before initiating an enteral diet and reaching a full enteral diet, orotracheal intubation time, length of hospitalization, and survival rates. RESULTS Serum sodium levels were higher in newborns in the second phase. There was a correlation between low serum sodium levels and orotracheal intubation time; additionally, low serum albumin levels correlated with the length of time before the initiation of an oral diet and the time until a full enteral diet was reached. However, the discharge weights of newborns in the second phase were higher than in the first phase. The other studied variables, including survival rates (83.4% and 92.0%, respectively), were similar for both phases. CONCLUSIONS The administration of an albumin solution to newborns in the early postoperative period following gastroschisis repair increased their low serum sodium levels but did not improve the final outcome. The introduction of a semi-elemental diet promoted an increase in body weight at the time of discharge.
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Affiliation(s)
- Ana Cristina A Tannuri
- Faculdade de Medicina, Universidade de São Paulo, Pediatric Surgery Division, Pediatric Liver Transplantation Unit, Brazil
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Régis AC, Rojas-Moscoso JA, Gonçalves FLL, Schmidt AF, Mónica FZ, Antunes E, Sbragia L. The cholinergic response is increased in isolated ileum from gastroschisis rat model. Pediatr Surg Int 2011; 27:1015-9. [PMID: 21590478 DOI: 10.1007/s00383-011-2923-3] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 05/04/2011] [Indexed: 11/28/2022]
Abstract
INTRODUCTION Babies with gastroschisis (G) have high morbidity rate and long hospital stay due to bowel hypomotility caused by chronic exposure of the bowel to the amniotic fluid. Our aim was to evaluate the reactivity of isolated ileum in fetal rats selected for experimental gastroschisis. METHOD G was surgically created at 18.5 days of gestation (term = 22 days). Concentration-dependent curve to the muscarinic agonist methacholine (1-30 μM) and contractions induced by electrical field stimulation (EFS, 1-16 Hz, 50 V, 1 ms) were carried out in isolated ileum of groups control (C), sham (S) and gastroschisis (G) (n = 30). Protein expression for M(3) was assessed by western blot analysis. RESULTS The frequency and amplitude of spontaneous contractions were decreased in G (p < 0.001). Methacholine produced concentration-dependent contractions being the maximal response values higher in G (p < 0.01). EFS-induced frequency-dependent contractions showed 1.8 times higher in G as well as an increase of M(3) expression. CONCLUSION The frequency and the amplitude of rhythmic contractions were reduced along with an increase in the contraction induced by mucarinic agonist and by EFS in G. These results suggest the occurrence of an adaptative supersensitivity to cholinergic response via increases in the protein expression for M(3) receptor.
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Affiliation(s)
- Aline Cristina Régis
- Department of Surgery, School of Medical Sciences, State University of Campinas-UNICAMP, Campinas, SP, Brazil
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Burki T, Kiho L, Scheimberg I, Phelps S, Misra D, Ward H, Colmenero I. Neonatal functional intestinal obstruction and the presence of severely immature ganglion cells on rectal biopsy: 6 year experience. Pediatr Surg Int 2011; 27:487-90. [PMID: 21259011 DOI: 10.1007/s00383-010-2850-8] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
Abstract
PURPOSE We report our experience of managing eight babies who presented with neonatal intestinal obstruction and whose rectal biopsies showed severely immature ganglion cells. METHODS Neonatal unit records were reviewed to detect patients with suspected Hirschsprung's disease or functional intestinal obstruction. Those with intestinal atresia, anorectal malformation, malrotation, cystic fibrosis and prematurity were excluded. RESULTS We identified 73 patients born at term. Twenty-seven did not need a rectal biopsy. Twenty-one had biopsy proven Hirschsprung's disease, while 17 had a normal rectal biopsy. Eight patients, all of whom presented with severe abdominal distension, showed immature ganglion cells. Seven had failed to pass meconium after birth. X-rays in all patients showed distended loops of bowel. Two neonates underwent an emergency laparotomy and a stoma. A repeat biopsy at 3 months showed maturation of ganglion cells and the stoma was reversed. Rectal biopsy was repeated in two other patients 2-9 months after the first biopsy and showed mature ganglion cells. At follow-up, one patient still suffers from severe constipation. Seven are asymptomatic now, including the two patients who needed a stoma. CONCLUSION Immature ganglion cells on rectal biopsy may be an indicator of transient functional immaturity of the intestine.
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Affiliation(s)
- Tariq Burki
- Department of Paediatric Surgery, Royal London Hospital, London, UK
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Tannuri ACA, Sbragia L, Tannuri U, Silva LM, Leal AJG, Schmidt AFS, Oliveira-Filho AG, Bustorff-Silva JM, Vicente YAMVA, Tazima MDFGS, Pileggi FO, Camperoni AL. Evolution of critically ill patients with gastroschisis from three tertiary centers. Clinics (Sao Paulo) 2011; 66:17-20. [PMID: 21437430 PMCID: PMC3045707 DOI: 10.1590/s1807-59322011000100004] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/02/2010] [Accepted: 10/01/2010] [Indexed: 12/13/2022] Open
Abstract
UNLABELLED OBJECTIVES AND INTRODUCTION: Gastroschisis is a congenital abdominal wall defect with increasing occurrence worldwide over the past 20-30 years. Our aim was to analyze the morbidity of newborns after gastroschisis closure, with emphasis on metabolic and hydroelectrolyte disturbances in patients at three tertiary university centers. METHODS From January 2003 to June 2009, the following patient data were collected retrospectively: (A) Background maternal and neonatal data: maternal age, prenatal diagnosis, type of delivery, Apgar scores, birth weight, gestational age and sex; (B) Surgical modalities: primary or staged closure; and (C) Hospital course: levels of serum sodium and levels of serum albumin in the two first postoperative days, number of ventilation days, other postoperative variables and survival. Statistical analyses were used to examine the associations between some variables. RESULTS 163 newborns were included in the study. Primary closure of the abdominal defect was performed in 111 cases (68.1%). The mean serum sodium level was 127.4 ± 6.7 mEq/L, and the mean serum albumin level was 2.35 ± 0.5 g/dL. Among the correlations between variables, it was verified that hyponatremia and hypoalbuminemia correlated with the number of days on the ventilator but not with the number of days on total parenteral nutrition (TPN); mortality rate correlated with infection. The final survival rate was 85.9%. CONCLUSION In newborns with gastroschisis, more aggressive attention to hyponatremia and hypoalbuminemia would improve the outcome.
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Affiliation(s)
- Ana Cristina A Tannuri
- Pediatric Surgery Division Pediatric Liver Transplantation Unit Laboratory of Research in Pediatric Surgery, Medical School, University of Sao Paulo, Sao Paulo, Brazil.
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Ajayi FA, Carroll PD, Shellhaas C, Foy P, Corbitt R, Osawe O, Caniano DA, O'Shaughnessy R. Ultrasound prediction of growth abnormalities in fetuses with gastroschisis. J Matern Fetal Neonatal Med 2010; 24:489-92. [PMID: 20636234 DOI: 10.3109/14767058.2010.500428] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/13/2022]
Abstract
OBJECTIVE We seek to determine whether (1) mean abdominal circumference (AC) of fetuses with gastroschisis is smaller than published normative values, (2) diagnosis of AC ≤ 2.5th percentile is supported by postnatal diagnosis of small-for-gestational age (SGA) and (3) adverse neonatal outcomes are more common in fetuses affected by gastroschisis with a sonographically measured small AC. METHODS Retrospective review of pregnancies complicated with gastroschisis between 2000 and 2008. Patient demographics, method of closure, length of stay, use of ventilator support and gastrointestinal complications were compared. RESULTS Seventy-four fetuses were identified with 368 ultrasound observations. Mean AC of fetuses with gastroschisis fell between the 2.5th and 50th percentile for gestational age. Thirty patients had AC measurements ≤ 2.5th of which 50% were SGA at delivery. Eleven of the 74 fetuses were diagnosed with intrauterine growth restriction (IUGR) and all were SGA. Birth weight was lower in those with a small AC (2104 g vs. 2665 g, p<0.001). There were no other differences in outcomes. CONCLUSION AC values fell within the normal range of normative curves. Fifty percent of fetuses with small AC were SGA at birth. Neonatal outcomes in patients with small AC are similar to those with a normal AC.
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Affiliation(s)
- Funminiyi A Ajayi
- Division of Maternal Fetal Medicine, Department of Obstetrics and Gynecology, The Ohio State University, Columbus, Ohio 43210, USA.
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Gonçalves FLL, da Silva R, Schmidt AF, de Oliveira MG, Sbragia L. Hydrogel protection: a novel approach to reduce bowel inflammation in experimental gastroschisis. Eur J Obstet Gynecol Reprod Biol 2010; 148:35-9. [DOI: 10.1016/j.ejogrb.2009.10.009] [Citation(s) in RCA: 11] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/14/2009] [Revised: 09/14/2009] [Accepted: 10/05/2009] [Indexed: 11/30/2022]
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Stephenson JT, Pichakron KO, Vu L, Jancelewicz T, Jamshidi R, Grayson JK, Nobuhara KK. In utero repair of gastroschisis in the sheep (Ovis aries) model. J Pediatr Surg 2010; 45:65-9. [PMID: 20105581 DOI: 10.1016/j.jpedsurg.2009.10.012] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/26/2009] [Accepted: 10/06/2009] [Indexed: 10/20/2022]
Abstract
OBJECTIVE Gastroschisis is associated with inflammatory changes in the exposed bowel which leads to intestinal dysmotility after postnatal repair. The insult is a combined effect of amniotic fluid exposure and mechanical constriction. We hypothesized that in utero anatomic repair is possible in a sheep model, and that it may halt the inflammatory damage caused by both mechanisms. METHODS Gastroschisis was surgically created in mid-gestation (day 75) in 8 sheep fetuses. On gestational day 100, 2 fetuses underwent open fetal gastroschisis repair, where the eviscerated bowel was returned to the peritoneal cavity, and the abdominal wall was primarily closed. All fetuses were harvested at 135 days of gestation. RESULTS Six fetuses survived the initial operation, and both fetuses that underwent gastroschisis repair survived to term. At 100 and 135 days of gestation, the eviscerated bowel showed progressive signs of inflammation and peel development. The gross and microscopic inflammatory changes in the gastroschisis bowel at 100 days of gestation were completely resolved at term following in utero repair. CONCLUSION In utero anatomic repair of gastroschisis is possible in mid-gestation in the fetal lamb model, and it appears to ameliorate the inflammatory process.
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Affiliation(s)
- Jacob T Stephenson
- Fetal Treatment Center, Pediatric Surgery Department University of California, San Francisco, San Francisco, CA 94143-0570, USA
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Abstract
OBJECTIVE The aim of the study was to evaluate early minimal enteral feeding (MEF) and gradual enteral nutrition increment on neonatal outcome of gastroschisis. PATIENTS AND METHODS An intervention group was prospectively assessed and compared with an observational historical control group. The prospective study relied on a new protocol of enteral nutrition. According to the new protocol, MEF was initiated 5 days after bowel reintegration and milk amounts were increased 12 mL/kg/day. In the control group, enteral nutrition was delayed until resolution of postoperative ileus, and increment of feeding was not systematized. RESULTS Twenty-two patients were included in the MEF group and compared with 51 control patients. Infants in the control group had lower gestational age (36 vs 35 gestational weeks [GW], P=0.03) and birth weight (2465 vs 2200 g, P=0.05). Time to first enteral nutrition (5 vs 11.5 days, P=0.0005) was significantly shorter in the MEF group. All patients in this group were fully enteral fed at day 60, though 30.4% of patients in the control group still needed parenteral nutrition at day 60 (P=0.004). Incidence of nosocomial infection was reduced (9% of patients vs 40%, P=0.016) and hospital stay tended to be shorter in the MEF group (40 vs 54.5 days, P=0.08). In the univariate analysis, factors influencing the length of parenteral nutrition during the 2 periods were the severity of perivisceritis and new nutritional protocol. In the multivariate analysis, only nutritional protocol was significantly associated with the length of parenteral nutrition (P=0.038). CONCLUSIONS Early MEF and controlled increase of nutritional elements after bowel reintegration significantly improved outcome of gastroschisis in newborns.
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França WM, Langone F, de la Hoz CLR, Gonçalves A, Bittencourt D, Pereira LV, Sbragia L. Maturity of the Myenteric Plexus Is Decreased in the Gastroschisis Rat Model. Fetal Diagn Ther 2007; 23:60-8. [DOI: 10.1159/000109228] [Citation(s) in RCA: 13] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/25/2006] [Accepted: 10/23/2006] [Indexed: 11/19/2022]
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Vannucchi MG, Midrio P, Zardo C, Faussone-Pellegrini MS. Neurofilament formation and synaptic activity are delayed in the myenteric neurons of the rat fetus with gastroschisis. Neurosci Lett 2004; 364:81-5. [PMID: 15196682 DOI: 10.1016/j.neulet.2004.03.095] [Citation(s) in RCA: 14] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/19/2003] [Revised: 03/24/2004] [Accepted: 03/31/2004] [Indexed: 11/24/2022]
Abstract
Gastroschisis is a malformation characterized by prenatal evisceration of the midgut into the amniotic cavity. Because of the harmful effects of the amniotic fluid, the intestinal loops appear matted, thickened, and covered by a peel. At birth, the newborn presents altered intestinal motility. In a previous publication, we reported a delay in the myenteric ganglia organization and neuronal maturity in a rat model of gastroschisis. In the present study, the neurofilament formation and synaptic activity were immunohistochemically investigated in the myenteric neurons of this animal model. The expression of low, medium and high molecular weight neurofilament proteins and of a protein of the synaptic vesicles, the synaptophysin, were similar to those found at earlier embryonic ages. These findings demonstrate delayed cytoskeletal organization and reduced synaptic activity in the myenteric neurons in the rat model of gastroschisis.
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Affiliation(s)
- Maria Giuliana Vannucchi
- Department of Anatomy, Histology and Forensic Medicine, University of Florence, Viale Pieraccini 6, 50139 Florence, Italy
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