Publications by authors named "Ozgur Olukman"

Objective: The objective of this study was to evaluate the efficacy and safety of isotonic and hypotonic intravenous fluids in maintenance fluid therapy for term infants.

Methods: This was a multi-centre, prospective, observational study conducted in 21 participating centres from December 30, 2020, to June 30, 2023. The study included term newborns requiring parenteral fluid therapy for maintenance (NCT04781361).

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Objective: Optimal care in the delivery room is important to decrease neonatal morbidity and mortality. We aimed to evaluate neonatal resuscitation practices in Turkish centers.

Materials And Methods: A cross-sectional survey consisted of a 91-item questionnaire focused on delivery room practices in neonatal resuscitation and was sent to 50 Turkish centers.

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Introduction: Intravenous immunoglobulin (IVIG) has been widely used to treat the hemolytic disease of the newborn (HDN). Although it has been shown that IVIG treatment reduces the duration of phototherapy and hospitalization, the use of IVIG in hemolytic disease due to ABO incompatibility has been controversial in recent years. This study aimed to investigate the role of IVIG in the prevention of exchange transfusion in infants with ABO HDN who presented with bilirubin levels at or above the level of exchange transfusion.

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Background: The prevalence of hypernatremic dehydration (HND) has increased in recent years most likely due to insufficient intake of breast milk as the most important factor. This study aimed to investigate risk factors of HND.

Methods: In this study, 47 neonates whom were diagnosed to have HND were included in the study group and 96 healty neonates whom were included in the control group.

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Objectives: To investigate the effects of maternal smoking during pregnancy on newborn infants' anogenital distance (AGD).

Methods: Fifty-six female and sixty-four male newborn infants from mothers who smoked during pregnancy were included in this study. A control group for each sex was selected from infants whose mothers had no active or passive (in either the household or the workplace) smoke exposure before or during pregnancy.

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Elizabethkingia meningoseptica is a widespread gram-negative bacillus in the environment, but a rarely reported human pathogen presenting mostly as nosocomial infections. Advances in neonatal intensive care facilities and usage of sophisticated medical devices strengthen the invasive infectious potential of the microorganism. Clinical manifestations usually include primary bacteremia, meningitis, nosocomial pneumoniae, intravascular catheter-related bacteremia and gastrointestinal and biliary tract infections.

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Cutis marmorata telangiectatica congenita is a rare, benign, sporadic and cutaneous vascular disease. A newborn female baby whose mother was aged 29 years and used propylthiouracil during pregnancy was hospitalized because of varicose lesions on the skin of the lower extremity and on the back, which were present at birth. It was observed that the lesions did not disappear, although appropriate room temperature was provided.

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Aim: To determine the etiological profiles of lower respiratory tract infection (LRI) in neonates during respiratory syncytial virus(RSV) season, and to define the clinical features of RSV-related infection and others.

Methods: The retrospective study included newborn infants who were hospitalized for LRI during the two consecutive RSV seasons, and then tested for possible etiological agent by multiplex real-time polymerase chain reaction. All relevant data were reviewed, and the clinical characteristics of RSV-related infection were compared to those of others.

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Background: Neonatal jaundice (NNJ) is common, but few root cause analyses based on national quality registries have been performed. An online registry was established to estimate the incidence of NNJ in Turkey and to facilitate a root cause analysis of NNJ and its complications.

Methods: A multicenter prospective study was conducted on otherwise healthy newborns born at ≥35 weeks of gestation and hospitalized for only NNJ in 50 collaborator neonatal intensive care units across Turkey over a 1-year period.

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Background: Serum bilirubin levels beyond the physiological limits, may lead to alterations in autonomic regulation in a newborn infant. Heart rate variability (HRV), is a noninvasive and quantitative marker of the activity of the autonomic nervous system (ANS). To date, few studies have demonstrated the undesirable effects of severe unconjugated hyperbilirubinemia (UHB) on autonomic functions, and only one study has used HRV as a marker of the autonomic activity.

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Postnatal closure of the ductus arteriosus is a complicated two-phase process involving functional and structural changes. So far, the precise mechanisms regulating this process are not fully understood. A growing body of evidence from recent studies suggests that platelets play a key role in inflammatory processes including ductal closure via interaction with endothelial cells.

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Malignant infantile osteopetrosis is a rarely seen severe disorder which appears early in life with general sclerosis of the skeleton. It is caused by functionally defective osteoclasts which fail to resorb bone. Affected infants can exhibit a wide spectrum of clinical manifestations including impaired hematopoiesis, hepatosplenomegaly, visual impairment, and hypocalcemia.

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Aim: In this study, we aimed to evaluate the postnatal problems of infants of mothers with pregestational and gestational diabetes and the clinical properties of infants who were found to have congenital cardiac disease.

Material And Methods: We retrospectively examined the records of 337 newborns who were followed up with a diagnosis of infant of diabetic mother between January 2010 and January 2012 in our Neonatology Unit. The demographic data of the diabetic mothers and their babies, the postnatal problems of the babies of diabetic mothers and congenital heart diseases found on transthoracic echocardiography were examined.

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We report two newborns with female external genitalia and bilateral inguinal swelling who were diagnosed with 17β-hydroxysteroid dehydrogenase type 3 deficiency, a rare cause of 46,XY disorder of sexual development. The first case had normal clitoral size and vaginal and urethral openings, palpable gonads in the inguinal region, low testosterone, and low levels of basal and GNRH-stimulated gonadotropin. The second case had similar external genitalia, low testosterone but borderline basal and normal stimulated gonadotropin levels.

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Background/aims: The basic problem in diagnosis of neonatal cholestasis (NC) is to differentiate biliary atresia (BA) from other non-obstructive disorders. Because if bile flow cannot be provided by surgery, BA leads to cirrhosis and death within the first year of life. The aim of the present study is to determine histopathological features that may help to differentiate BA from neonatal hepatitis (NH).

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Objective: The aim of this study is to verify the existence of an association between maternal periodontal disease and pre-term delivery in an unselected population of post-partum Turkish women.

Materials And Methods: This case-control study was conducted on 100 women who gave birth in either a special or a government maternity hospital. The case group consisted of 50 mothers who had delivered an infant before 37 weeks' gestation and weighed under 2500 g.

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Purpose: Epidemic adenoviral keratoconjunctivitis can spread rapidly among preterm infants who frequently undergo ophthalmological examination. Here we present our experience on a nosocomial outbreak that affected 8 nursery staff members and 26 premature infants. We focus on the presentation and progress of the outbreak, the diagnosis of the disease and the measures taken for its control.

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Objective: Intravenous ibuprofen is an expensive drug that is being used currently for treating and preventing patent ductus arteriosus. Although oral ibuprofen is much cheaper, there is limited data published about its safety and efficacy. The aim of this study was to compare two forms of ibuprofen in terms of safety and efficacy in closure of patent ductus arteriosus.

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Aim: As a result of the increase in premature births and the advances in neonatal intensive care, retinopathy of prematurity (ROP) remains one of the most important causes of childhood blindness worldwide. The main factors in the development of ROP are gestational age, birth weight and oxygen therapy. ROP continues to gain importance due to the increasing survival rates of more immature babies.

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Background: Acquired von Willebrand Syndrome (AvWS) is a rare bleeding disorder associated with various underlying conditions. Many case reports have been published so far on bleeding tendency in hypothyroidism resembling AvWS.

Objective: This study was designed to define the relationship between hypothyroidism and AvWS and to investigate the effects of L-thyroxine treatment.

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Brucellosis is primarily a zoonotic disease that continues to be an important public health problem. It is a rare, multisystem infection of childhood and it may present with a wide spectrum of clinical presentations and complications. However, lung involvement is extremely rare in the course of childhood brucellosis.

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