Mehmet Şimşek

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The placenta is a regulator organ for many metabolic activities between mother and fetus. Therefore, fetal growth is directly related to the placental development. Placental development is a series of events that depend on the coordinated action of trophoblasts’ proliferation, differentiation and invasion. Studies on cell cycle related proteins which(More)
This article presents a retrospective study and a prospective study on spinal muscular atrophy in Oman. For the retrospective study, data were collected from neurophysiology records, from both inpatient and outpatient files. The prospective study was conducted on children as they presented to the hospital and was funded by Sultan Qaboos University. The(More)
OBJECTIVE To evaluate both women's and their spouses' reasons for undergoing amniocentesis, their concerns relating to the procedure as well as their psychological reactions and coping mechanisms during the testing period. METHODS Eighty-five women undergoing amniocentesis and their spouses took part in the study. The couples completed a questionnaire(More)
OBJECTIVE About 15% of clinically recognized pregnancies result in spontaneous abortion in the first trimester and the vast majority of these are the result of chromosome abnormalities. Studies of chromosomal constitutions of first trimester spontaneous abortions have revealed that at least 50% of the abortions have an abnormal karyotype. In this study we(More)
It has been reported that, compared with simple increased nuchal translucency, fetal cases with septated cystic hygroma (CH) are more likely to face perinatal handicaps. However, pediatric outcomes and proper prenatal counseling for this anomaly have not yet been truly defined. We performed this study to determine pregnancy and pediatric outcomes of fetuses(More)
OBJECTIVES Pulmonary edema has been shown to occur following ischemia-reperfusion injury in a variety of organs and effects of several pharmacological agents on ischemia-reperfusion-induced damage has been investigated previously. However, there are only a few studies in the literature about pulmonary injury following adnexial ischemia-reperfusion. In this(More)
Conjoined twins, the most striking anomaly of monozy-gosity, have always aroused extensive interest in both the medical community and the general population, owing to their rarity and unusual presentations. 1 Craniopagus twins joined at the head are uncommon malformations, found once per 2.5 million live births, and represent only 2% to 6% of conjoined(More)
Dinamik kontrastlı meme magnetik rezonans görüntülemesinde tanımlanmış skorlama sisteminin ve eklenebilecek kantitatif verilerin tanıya katkısı ABSTRACT Objective: To assess whether identified scoring system and various guantitative data would help clinicians to distinguishing malignant from benign breast lesions more accurately on the dynamic contrast(More)
Cornual pregnancy is a rare type of ectopic pregnancy, and diverse therapeutic options exist for the management. Medical treatment despite high initial beta HCG values is not thought to be safe. We reported a 39-year-old woman with an initial beta HCG value of 22000 mIU/mL and diagnosed of a cornual pregnancy. Patient was managed successfully with the(More)
OBJECTIVES To examine the effect of 95% ethanol sclerotherapy (EST) administered over 5 minutes on cyst diameter and ovarian tissue in experimentally induced simple ovarian cysts in a rat model. MATERIALS AND METHODS In order to induce ovarian cysts, unilateral total salpingectomy was performed in regularly menstruating adult female Wistar albino rats(More)