Halil İbrahim Yakut

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BACKGROUND In April 2009 a novel strain of human influenza A, identified as H1N1 virus, rapidly spread worldwide, and in early June 2009 the World Health Organization raised the pandemic alert level to phase 6. Herein we present the largest series of children who were hospitalized due to pandemic H1N1 infection in Turkey. METHODS We conducted a(More)
OBJECTIVE Previous studies have reported on a link between carboxyhemoglobin (COHb) levels and the severity of presenting findings. However, studies on pediatric populations evaluating the effect of age on presenting symptoms are severely lacking. The aim of this study was to investigate the presence of any link between age and presenting symptoms in(More)
OBJECTIVES To assess the effects on neonatal and maternal outcomes of different pushing positions during the second stage of labor in nulliparous women. METHODS This prospective study included 102 healthy, pregnant, nulliparous women who were randomly allocated to either of two positions: a squatting using bars (n = 51), or a supine position modified to(More)
OBJECTIVE ADAMTS-1 is a matrix metalloproteinase which cleaves versican in the cumulus oocyte complex under the effect of luteinizing hormone surge in the periovulatory period. Altered levels may have a role in the pathogenesis of polycystic ovary syndrome (PCOS). We aimed to determine the serum versican and ADAMTS-1 (a disintegrin and metalloproteinase(More)
OBJECTIVES Our aim was to determine serum perforin and granzyme-B levels in adolescent PCOS patients, and to investigate whether they are associated with some of the insulin sensitivity, obesity and cardiovascular (CV) risk markers and metabolic syndrome. STUDY DESIGN A case-control study was carried out including a total of 172 adolescents (83 PCOS(More)
Vitamin D is an essential precursor to the steroid hormone calcitriol which mainly regulates calcium homeostasis. Moreover anti- proliferative, pro- apoptotic, anti- angiogenic effects of Vitamin D support the ideas of preventive role in various cancer. This study aimed to determine if there is a relationship between HPVDNA infection and cervical(More)
We aimed to define the demographic characteristics, clinical features and outcome of patients with brain death, and to emphasize the importance of organ donation from children. Data for the period from September 2009 to October 2012 were collected retrospectively. Twenty children who were diagnosed as brain death were included. Data including demographics,(More)
STUDY OBJECTIVE We assessed factors that might affect perinatal outcomes in second pregnancies in adolescents. DESIGN, SETTING, PARTICIPANTS, INTERVENTIONS, MAIN OUTCOME MEASURES: This longitudinal retrospective study was carried out on 66 adolescents who experienced 2 deliveries during their adolescence. Data were collected for the first and second(More)