Objectives: To determine whether surgical closure of a patent ductus arteriosus (PDA) is a risk factor for bronchopulmonary dysplasia (BPD), severe retinopathy of prematurity (ROP), and neurosensory impairment in extremely low birth weight (ELBW) infants.
Study Design: We studied 426 infants with a symptomatic PDA, 110 of whom underwent PDA ligation and 316 of whom received medical therapy only. All infants participated in the multicenter Trial of Indomethacin Prophylaxis in Preterms (TIPP) and were observed to a corrected age of 18 months.
Results: Of the 95 infants who survived after PDA ligation, 50 (53%) had neurosensory impairment, compared with 84 of the 245 infants (34%) who survived after receiving only medical therapy (adjusted odds ratio, 1.98; 95% CI, 1.18-3.30; P = .0093). BPD (adjusted odds ratio, 1.81; 95% CI, 1.09-3.03; P = .023) and severe ROP (adjusted odds ratio, 2.20; 95% CI, 1.19-4.07; P = .012) were also more common after surgical PDA closure.
Conclusions: PDA ligation may be associated with increased risks of BPD, severe ROP, and neurosensory impairment in ELBW infants.
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http://dx.doi.org/10.1016/j.jpeds.2006.11.039 | DOI Listing |
Metab Brain Dis
December 2024
Institute of Neurology (Edinger Institute), University Hospital, Goethe University Frankfurt, Frankfurt am Main, Germany.
The blood-brain barrier (BBB) is formed by microvascular endothelial cells which are ensembled with pericytes, astrocytes, microglia and neurons in the neurovascular unit (NVU) that is crucial for neuronal function. Given that the NVU and the BBB are highly dynamic and regulated structures, their integrity is continuously challenged by intrinsic and extrinsic factors. Herein, factors from peripheral organs such as gonadal and adrenal hormones may influence vascular function also in CNS endothelial cells in a sex- and age-dependent manner.
View Article and Find Full Text PDFHGG Adv
January 2025
Division of Human Genetics, Department of Medicine, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa; McKusick-Nathans Institute, and Department of Genetic Medicine, Johns Hopkins University, School of Medicine, Baltimore, MD, USA. Electronic address:
Cureus
November 2024
Gastroenterology, Lahore General Hospital, Lahore, PAK.
Background: Central serous chorioretinopathy (CSC) is a significant cause of vision loss in men aged 20 to 60, characterized by serous detachment of the neurosensory retina from the retinal pigment epithelium (RPE). This study aims to assess the frequency of CSC among patients at a tertiary care center in Pakistan, offering insights into its epidemiology and management within this setting.
Methodology: A retrospective observational study was conducted at the ophthalmology department of a tertiary care center from January 2019 to December 2023.
J Stomatol Oral Maxillofac Surg
December 2024
State Key Laboratory of Oral Diseases & National Center for Stomatology & National Clinical Research Center for Oral Diseases, West China Hospital of Stomatology, Sichuan University, Chengdu, Sichuan, China. Electronic address:
Aim Of The Study: To analyze the positional changes of the inferior alveolar nerve after sagittal split ramus osteotomy (SSRO) and assess the impact of these changes on postoperative sensory nerve disturbances.
Material And Methods: Preoperative and postoperative (one year) spiral CT scans were used to categorize the inferior alveolar nerve into the extended side (n = 30) and retrogressive side (n = 30). Measurement software was used to observe and measure positional changes of the mandibular nerve canal, followed by a comparative analysis.
Front Cell Neurosci
November 2024
Department of Functional Neuroanatomy, Institute of Anatomy and Cell Biology, Heidelberg University, Heidelberg, Germany.
Activity has long been considered essential for circuit formation and maintenance. This view has recently been challenged by proper synaptogenesis and only mildly affected synapse maintenance in the absence of synaptic activity in forebrain neurons. Here, we investigated whether synaptic activity is necessary for the development and maintenance of the calyx of Held synapse.
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