نتایج جستجو برای: horseshoe shape placenta placental abnormality preterm labour
تعداد نتایج: 431793 فیلتر نتایج به سال:
BACKGROUND We examined the clinical significance of pregnancies complicated by velamentous cord insertion (VCI) associated with other umbilical cord/placental abnormalities. METHODS Data were collected from 168 deliveries complicated by VCI and from 16,797 unaffected controls. All placentae were screened identically by trained staff. In this study, we examined the presence of excessively long...
OBJECTIVE Spontaneous labor at term involves the activation of placental corticotropin-releasing hormone and the fetal adrenal axis, but the basis for extreme preterm labor is unknown. Our objective was to determine whether placental corticotropin-releasing hormone is activated in extreme preterm labor. STUDY DESIGN One thousand five hundred six mothers delivering at less than 28 weeks' gesta...
INTRODUCTION Uterine atony is the most common cause of primary post partum haemorrhage. We report a case where this was complicated by two rare conditions, platelet storage pool disease and placenta diffusa. Platelet storage pool disease is a platelet aggregation disorder associated with mild to moderate bleeding diathesis. There are limited cases reported in pregnancy. Placenta diffusa is a ra...
In the human, placental structure is closely related to placental function and consequent pregnancy outcome. Studies have noted abnormal placental shape in small-for-gestational-age infants which extends to increased lifetime risk of cardiovascular disease. The origins and determinants of placental shape are incompletely understood and are difficult to study in vivo. In this paper, we model the...
Gestational trophoblastic disease encompasses a diverse group of lesion. If molar changes in the placenta are known along with an alive fetus then the situation is difficult to manage. We present successfully managed case of partial degeneration of placenta in molar pregnancy with an alive fetus at second stage of preterm labour.
Parturition is composed of five separate but integrated physiological events: fetal membrane rupture, cervical dilatation, myometrial contractility, placental separation, and uterine involution. Prostaglandins (PGs) have central roles in each of these events, but the most studied is myometrial contraction. Elevated uterine PGs or the enhanced sensitivity of the myometrium to PGs leads to contra...
Postnatal adaptation in preterm newborn comprises complex physiological processes that involve significant changes in the circulatory and respiratory system. Increasing hemoglobin level and blood volume following placental transfusion may be of importance in enhancing arterial oxygen content, increasing cardiac output, and improving oxygen delivery. The European consensus on resuscitation of pr...
Preterm birth is the most important single determinant of adverse infant outcome, in terms of both survival and quality of life. Although preterm birth is defined as being before 37 completed weeks, most mortality and morbidity is experienced by babies born before 34 weeks. Prevention and treatment of preterm labour is important, not as an end in itself, but as a means of reducing adverse event...
The question of the mechanism and management of the third stage of labour is at present in a curiously paradoxical position. The view that the placenta is separated in the main by an extreme diminution in area of the placental site is the popular one, and should have as its result the adoption of the Crede method of managing the third stage of labour. Practically, however, this method has been ...
Objective: Evaluation of fetal and maternal outcomes in pregnancy with leiomyoma uteri. Methods: Total 50 pregnant women with uterine myoma attending the department of Obstetrics and Gynecology of IPGME&R, Kolkata were followed during the antenatal, intranatal and postnatal period. Total 200 women of normal uncomplicated pregnancy were recruited as control and matched for age and parity. Result...
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