Publications by authors named "Jose Duncan"

Objective:  We sought to identify clinical and demographic factors associated with gastrostomy tube (g-tube) placement in periviable infants.

Study Design:  We conducted a single-center retrospective cohort study of live-born infants between 22 and 25 weeks' gestation. Infants not actively resuscitated and those with congenital anomalies were excluded from analysis.

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Objective: Several systematic reviews and meta-analyses have been conducted to summarize the evidence for the efficacy of various labor induction agents. However, the most effective agents or strategies have not been conclusively determined. We aimed to perform a meta-review and network meta-analysis of published systematic reviews to determine the efficacy and safety of currently employed pharmacologic, mechanical, and combined methods of labor induction.

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Background: Major fetal malformations complicate 2% to 5% of live births. It is unclear what effect fetal malformations have on severe maternal morbidity.

Objective: This study aimed to compare maternal outcomes between individuals with a fetus with major or minor fetal malformations and those with a fetus without major or minor fetal malformations.

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Lower urinary tract obstruction (LUTO) is a rare birth defect with a prevalence between 1 in 5,000 and 1 in 25,000 pregnancies. LUTO is one of the most common causes of congenital abnormalities of the renal tract. Several genetic conditions have been associated with LUTO.

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Extreme prematurity remains one of the leading causes of neonatal death. An ex-utero treatment strategy that allows the fetus to develop beyond this period until capable of tolerating the transition to post-natal physiology would significantly impact the quality of care offered for this pre-viable patient population. In this study, we report our experience with an ex-utero support system for fetal pigs with the goal of support and survival for eight hours.

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Giant chorangiomas are uncommon yet frequently associated with adverse pregnancy outcomes. A 37-year-old female was referred due to findings of a placental mass during a second-trimester ultrasound. A fetal survey at 26 weeks revealed a 69×97×75 mm heterogenous placental tumor with two prominent feeding vessels.

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Objective: Despite improvements in our ability for early diagnosis and providing supportive care for infants with gastroschisis, it continues to be associated with long length of stay and morbidity. Intestinal dysfunction secondary to chronic inflammatory insult to exposed bowel is well known; however, little research has been done on the impact of acute inflammation in the perinatal period on intestinal function. This study's aim was to investigate the impact of acute chorioamnionitis on the time to achieve full enteral feeds and length of hospital stay.

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Purpose Of Review: Abnormal uterine artery Doppler (UtAD) studies early in gestation have been associated with adverse pregnancy outcomes. However, their association with complications in the third trimester is weak. We aim to review the prediction ability for perinatal complications of these indices in the third trimester.

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Objective: The objective of our study was to compare the maternal and neonatal complications of periviable birth by the delivery route.

Study Design: A retrospective cohort study of periviable deliveries (22-25weeks) from 2013 to 2020 at a tertiary teaching institution was conducted. Deliveries were grouped by the mode of delivery.

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Background: The number of triplet pregnancies in the United States has increased significantly. Perinatal morbidity and mortality are higher in these pregnancies mainly due to higher preterm birth rates. Interventions to decrease the risk of preterm delivery in this population are needed.

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Objective: Society for Maternal-Fetal Medicine guidelines for diagnosing fetal growth restriction (FGR) have broadened the definition to include abdominal circumference (AC) <10 percentile for gestational age (GA) regardless of estimated fetal weight (EFW). We aimed to compare the ability of three definitions of FGR to predict small for gestational age (SGA) neonates and adverse outcomes.

Methods: We performed a secondary analysis of a prospective cohort of patients who underwent assessment of fetal growth between GA of 26 and 36 weeks.

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Objective: The primary outcome was to compare the diagnostic accuracy of neonatal small for gestational age (SGA) by the Hadlock and Fetal Medicine Foundation (FMF) charts in our cohort, followed by the ability to predict composite severe neonatal outcomes (SNO) in pregnancies with preterm prelabor rupture of membranes (PPROM).

Methods: This study was a secondary analysis of a prospective cohort of pregnancies with PPROM from 2015 to 2018, from 23 to 36 completed weeks of gestation. Sensitivity, specificity, and positive and negative predictive values for the primary and secondary outcomes of the Hadlock and FMF fetal charts were calculated.

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Objective: The aim of our study was to investigate the predictive accuracy of clinical variables available after delivery for severe neonatal outcomes (SNO) in pregnancies complicated by PPROM.

Materials And Methods: This was a secondary analysis of a prospective cohort of pregnancies complicated by PPROM. We included expectant mothers from 13-46 years of age who were between 23 and 36 6/7 weeks of gestation.

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Background: The best approach for aortic root disease remains controversial. Composite valve-graft conduit (CVG) replacement offers good results at short-term and long-term follow-up; on the other hand, valve-sparing aortic root replacement (VSARR) has proven to be an excellent treatment alternative. This study aimed to analyse the outcomes after VSARR and compare whether preoperative moderate or severe aortic regurgitation (AR) and or the need for aortic valve repair (AVR) during this procedure influenced survival and freedom from reoperation rates.

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Introduction: The objective of this study was to evaluate whether a surgery with the use of valved conduit is capable of leading to better immediate and late results than those obtained by the valve-sparing aortic root reconstruction technique.

Methods: Between January 2002 and June 2016, 448 patients underwent aortic root reconstruction. These were divided into three groups according to the technique used: 319 (71.

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Objective: Compare the accuracy of the Hadlock, the NICHD, and the Fetal Medicine Foundation (FMF) charts to detect large-for-gestational-age (LGA) and adverse neonatal outcomes (as a secondary outcome).

Methods: This is a secondary analysis from a prospective study that included singleton non-anomalous gestations with growth ultrasound at 26-36 weeks. LGA was suspected with estimated fetal weight > 90 percentile by the NICHD, FMF, and Hadlock charts.

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Objectives Our aim was to study the association of clinical variables obtainable before delivery for severe neonatal outcomes (SNO) and develop a clinical tool to calculate the prediction probability of SNO in preterm prelabor rupture of membranes (PPROM). Methods This was a prospective study from October 2015 to May 2018. We included singleton pregnancies with PPROM and an estimated fetal weight (EFW) two weeks before delivery.

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Objective: We aimed to assess the accuracy of the estimated fetal weight (EFW) to predict the birthweigth (BW) in pregnancies complicated by PPROM.

Study Design: This study was a secondary analysis of a prospective cohort of pregnancies with PPROM. We included singleton pregnancies from 23 to 36 + 6 weeks, mothers from 13 to 46 years of age, and those with an EFW within two weeks of delivery.

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Objective: To compare the differences in operative time and surgical outcomes between salpingectomy and standard tubal interruption at the time of cesarean delivery.

Data Sources: PubMed, Medline, Google Scholar, Cochrane, and ClinicalTrials.gov were searched from inception until July 2019 for articles reporting outcomes for women undergoing salpingectomy during cesarean delivery compared with women undergoing standard sterilization methods.

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Polycystic ovary syndrome (PCOS) affects 8-10% of women. NIH criteria for diagnosis include chronic anovulation and evidence of clinical or biochemical hyperandrogenism. PCOS is associated with adverse neonatal outcomes.

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Introduction: Abnormal uterine artery Doppler studies have been associated with an increased risk of preeclampsia, fetal growth restriction (FGR), placental abruption, and fetal demise. These obstetrical complications can affect pregnancies with preterm prelabor rupture of membranes (PPROM). Therefore, our objective was to assess the prediction accuracy of the uterine artery pulsatility index (UtAPI) to detect these complications in pregnancies with PPROM.

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Objective: The purpose of this study was to analyze the learning curve effect on hospital mortality, postoperative outcomes, freedom from reintervention in the aorta and long-term survival after frozen elephant trunk (FET) operation.

Methods: From July 2009 to June 2018, 79 patients underwent surgery with the FET technique. They had type A aortic dissection (acute 7.

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Unlabelled: Alcohol (ethanol) is one of the most widely consumed drugs. Alcohol consumption by pregnant women may result in a range of fetal abnormalities termed fetal alcohol spectrum disorders (FASDs). The cerebrovascular system is emerging as a critical target of alcohol in the developing brain.

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A middle cerebral artery peak systolic velocity value (MCA-PSV) persistently greater than 1.5 times the median of the normal population is utilized to detect moderate and severe anemia in fetuses at risk. Cytomegalovirus (CMV) is the most common perinatal infection and can cause fetal anemia.

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