Publications by authors named "O Himmetoglu"

In this study, our objective was to evaluating the value of serum zinc levels as an etiologic and prognostic marker in patients with polycystic ovarian syndrome. We conducted a prospective study, including 53 women with polycystic ovarian syndrome and 33 healthy controls. We compared serum zinc levels, as well as clinical and metabolic features, of the cases.

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Maternal red-cell alloimmunization occurs when a woman's immune system is sensitized to foreign red-blood cell surface antigens, leading to the production of alloantibodies. The resulting antibodies often cross the placenta during pregnancies in sensitized women and, if the fetus is positive for red-blood-cell surface antigens, this will lead to hemolysis of fetal red-blood cells and anemia. The most severe cases of hemolytic disease in the fetus and newborn baby are caused by anti-D, anti-c, anti-E and anti-K antibodies.

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This case report presents the prenatal diagnosis of conjoined twins at 7 weeks and 6 days' gestation according to the last menstrual period and 6 weeks and 4 days' gestation according to crown-rump length in a 32-year-old Turkish woman, using two-dimensional Doppler ultrasound. The twins were fused to each other at the thoracic region (thoracopagus). In the light of previous reports of conjoined twins this appears to be one of the earliest prenatally diagnosed cases in the medical literature.

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Objective: To evaluate the effect of markedly elevated 50-g glucose loading test (GLT) (>or=200 mg/dL) and equivocal 100-g GLT (one abnormal value) results on maternal and perinatal outcomes.

Methods: Retrospective analysis of 2029 singleton pregnancies screened for gestational diabetes mellitus (GDM). Maternal and perinatal outcomes in five different groups with different degrees of glucose intolerance were compared.

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Introduction: Achondrogenesis is a lethal osteochondrodysplasia characterized by hypoplasia of the bones and is associated with various anomalies varying in severity. Based on clinical, radiologic, and histopathologic features, two types are distinguished.

Case Presentation: The prenatal ultrasound examination of a 32-year-old Turkish woman who was referred to our clinic at 33 weeks and 6 days of gestation revealed fetal micromelia together with several other anomalies.

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