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Results 351 - 400 of 1085
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Al Kadi H - - 2005
Very early human pregnancy is a state of cardiovascular underfilling. The renin-angiotensin system (RAS) is directly concerned with sodium and water homeostasis. Angiotensinogen is known to be the rate-limiting component in the generation of angiotensin I, and hence angiotensin II, in pregnancy. The usual measurement of 'renin activity' does not ...
Tannirandorn Yuen - - 2005
Intravenously administered magnesium sulfate is effective in reducing the incidence of eclampsia in women with severe preeclampsia. However, the routine use of magnesium sulfate in all cases of preeclampsia is not justified as the incidence of eclampsia is likely to be lower in milder cases than in those with severe ...
Haynes R L - - 2005
Periventricular leukomalacia (PVL) is the major substrate of cerebral palsy in survivors of prematurity. Its pathogenesis is complex and likely involves ischemia/reperfusion in the critically ill premature infant, with impaired regulation of cerebral blood flow, as well as inflammatory mechanisms associated with maternal and/or fetal infection. During the peak period ...
Shankar Renu - - 2005
Elucidation of underlying cellular and molecular mechanisms is pivotal to the comprehension of biological systems. The successful progression of processes such as pregnancy and parturition depends on the complex interactions between numerous biological molecules especially within the uterine microenvironment. The tissue- and stage-specific expression of these bio-molecules is intricately linked ...
López-Jaramillo Patricio - - 2005
Developing countries have had persistently higher rates of maternal and child mortality due to pre-eclampsia in comparison with developed countries. Moreover, evidence from studies of interventions to prevent pre-eclampsia have given contradictory results. In this review, we discuss the underlying causes of pre-eclampsia, and the results of clinical trials performed ...
Etuk S J - - 2005
Women who had pre-term birth in the University of Calabar Teaching Hospital, Calabar, over a two and a half year period were studied. The aim was to establish the factors influencing the incidence of pre-term birth in Calabar. Factors which significantly increase the incidence of pre-term delivery included: previous induced ...
Thomas T - - 2005
The objective of this study was to evaluate the impact of admission--delivery interval on maternal morbidity in patients with severe pre-eclampsia/eclampsia. This was a retrospective study, which involved review of case sheets of 188 women (admitted to St John's Medical College Hospital during the year 2000--2001 with the above diagnosis). ...
Cotter Amanda M - - 2005
OBJECTIVE: To determine whether the fetal RhD gene is present in the maternal circulation in early pregnancy prior to the clinical manifestation of pre-eclampsia. DESIGN: This is a nested case-control study. SETTING: Blood samples were obtained from patients attending for a first antenatal visit. SAMPLE: Cases were asymptomatic RhD negative ...
Sultana Ruqqia - - 2005
BACKGROUND: This study was carried out evaluate to epidemiology, clinical presentation and prognostics aspects of patients presenting with eclampsia. METHODS: This study was carried out at Gynae "C" unit of Ayub Teaching Hospital Abbottabad from 1st July 2003 to 31st October 2004. All patients presenting with eclampsia to the labor ...
Razzaque A - - 2005
OBJECTIVE: The study examines the relationship between pregnancy spacing and seven measures of maternal morbidity in Matlab, Bangladesh. METHOD: The study analyzes maternal morbidity data on 11,122 women who visited a health center during their third trimester of pregnancy between 1996 and 2002. Adjusted odds ratios were obtained through logistic ...
Altamura C - - 2005
Pregnancy is considered to be a hypercoagulable state per se with an increased risk for cerebrovascular events, however cerebellar infarction has been rarely described in pregnant women. A nulliparous pre-eclamptic woman at 25 weeks' gestation was submitted to an echocardiographic exam that showed an impaired cardiac structure and function. After ...
Duckitt Kirsten - - 2005
To determine the risk of pre-eclampsia associated with factors that may be present at antenatal booking. Systematic review of controlled studies published 1966-2002. Unadjusted relative risks were calculated from published data. Controlled cohort studies showed that the risk of pre-eclampsia is increased in women with a previous history of pre-eclampsia ...
Izci Bilgay - - 2005
BACKGROUND AND PURPOSE: To examine whether snoring and sleepiness are linked in pregnancy and pre-eclampsia. PATIENTS AND METHODS: We recruited 167 healthy and 82 pre-eclamptic women in the third trimester of pregnancy and 160 non-pregnant women. Subjects and their partners completed a sleep questionnaire. Height, weight, neck circumferences and blood ...
Graeber Brendon - - 2005
Preeclampsia is a complication of pregnancy associated with hypertension and proteinuria. Preeclampsia may be associated with grand mal seizures and is termed eclampsia. Historically, eclampsia occurring more than 48 hours after delivery, known as late postpartum eclampsia, was thought to be uncommon; however, recent evidence suggests that its incidence is ...
Le Thi Thuong D - - 2005
OBJECTIVE: To study the characteristics of the haemolysis, elevated liver enzymes, low platelets (HELLP) syndrome in the antiphospholipid syndrome (APS) and its influence on the subsequent pregnancies. METHODS: This was a retrospective analysis of 16 episodes of HELLP complicating APS in 15 women. RESULTS: HELLP was complete in 10 cases ...
Quick Allison M - - 2005
Neurologic complications of eclampsia are thought to be similar to hypertensive encephalopathy in which an acute, excessive elevation in blood pressure causes blood-brain barrier (BBB) disruption and edema formation. Because women who develop eclampsia are in general normotensive and asymptomatic prior to pregnancy, we hypothesized that pregnancy alone predisposes the ...
Goswami D - - 2006
RATIONALE: Syncytiotrophoblast microparticles (STBM) are shed into the maternal circulation in higher amounts in pre-eclampsia compared to normal pregnancy and are believed to be the stimulus for the systemic inflammatory response and endothelial cell damage which characterises the maternal syndrome. The excess shedding of STBM may be caused by hypoxia ...
Martel Marie-Josée - - 2005
To determine whether the use of inhaled corticosteroids during pregnancy increases the risk of pregnancy induced hypertension and pre-eclampsia among asthmatic women. Nested case-control study. Three administrative health databases from Quebec: RAMQ, MED-ECHO, and Fichier des evenements demographiques. 3505 women with asthma, totalling 4593 pregnancies, between 1990 and 2000. Pregnancy ...
Woldeselassie, Berhe Hailemariam
Pre-eclampsia is a multi-organ system disorder that occurs after the 20th week of gestation in pregnancy and is characterized by hypertension and proteinuria with or with out oedema. It is a major cause of morbidity and mortality for the woman and her child. Based on surveillance data, pre-eclampsia is one ...
Quinn Martin - - 2005
Pre-eclampsia is characterised by a maternal syndrome of hypertension and proteinuria, that is frequently associated with reduced fetal growth. The characteristic histopathological observation in the placental bed is narrowing and atherosis of the distal branches of the uterine arteries at, and around, the deciduo-myometrial interface. In the maternal kidneys there ...
Margarit L - - 2005
The mechanism of pre-eclampsia is still an enigma. There is now some evidence that amniotic concentrations of endothelin is elevated in pregnancies associated with pre-eclampsia. The aim of this prospective observational study was to record the concentration of amniotic fluid endothelin and compare this in women who develop pre-eclampsia and ...
Manten G T R - - 2005
Endothelial cell dysfunction is a key feature of the pathogenesis of pre-eclampsia. The cause of the endothelial cell injury is probably multifactorial, but poor placenta perfusion plays a major role. In pre-eclampsia, characteristic pathological lesions in the placenta are fibrin deposits, acute atherosis and thrombosis. The similarity between the lesions ...
Chen Danqing - - 2005
Resistin is expressed in human placenta and has been postulated to play a role in regulating energy metabolism in pregnancy. However, changes in serum resistin levels in normal pregnancy and in the setting of pre-eclampsia are far from understood. The purpose of the present study was to clarify the alterations ...
Funai E F - - 2005
Pre-eclampsia has been described as a 'disease of first pregnancies' and many believe that its occurrence in a later pregnancy signals a fundamentally different entity. We sought to compare risk factors in first and subsequent pregnancies. We studied 1319 cases of pre-eclampsia recorded in a historical cohort of 82,436 deliveries ...
Witsenburg C P J - - 2005
OBJECTIVE: Recently, acquired as well as genetic prothrombotic factors are associated with thrombotic events. These factors have also been related to conditions of uteroplacental insufficiency such as pre-eclampsia, HELLP syndrome and severe intrauterine growth restriction (IUGR). The aim of this study was to determine whether elevated factor VIII levels are ...
Bainbridge Shannon A - - 2005
Pre-eclampsia is a hypertensive disorder of pregnancy characterized by shallow placentation, inadequate placental perfusion, localized placental oxidative stress, a heightened maternal inflammatory response and subsequent maternal endothelial dysfunction. This pathophysiology leads to an increase in maternal blood pressure, edema and proteinurea. Interestingly, women who smoke cigarettes throughout pregnancy are at ...
Yeo B K - - 2005
This paper addresses the problem of adverse pregnancy outcome in relation to periodontal disease. There is compelling evidence that a link exists between pre-term low birth weight (PLBW) and periodontitis. Although 25% to 50% of PLBW deliveries occur without any known aetiology, there is increasing evidence that infection may play ...
Yang Ping-Chang - - 2005
During clinical practice, we noticed that some patients with both ulcerative colitis (UC) and chronic rhinosinusitis (CRS) showed amelioration of UC after treatment of CRS. This study was designed to identify a possible association between CRS and UC. Thirty-two patients with both CRS and UC received treatment with functional endoscopic ...
Duley L - - 2005
In the past, women have been advised that lowering their salt intake might reduce their risk of developing pre-eclampsia. Although this practice has largely ceased, it remains important to assess the evidence about possible effects of altered dietary salt intake during pregnancy. The objective of this review was to assess ...
Gul Ahmet - - 2005
OBJECTIVE: Our purpose was to find out and compare perinatal outcomes in pregnancies complicated by severe preeclampsia-eclampsia with and without HELLP syndrome. METHODS: Clinical and laboratory findings, and perinatal-neonatal outcomes of all pregnants with severe preeclampsia, eclampsia and HELLP have been prospectively recorded. Results were compared by means of Student's ...
Ebeigbe P N - - 2004
Pregnancy-induced hypertension/pre-eclampsia and its sequelae eclampsia are major causes of maternal and perinatal morbidity and mortality in Nigeria. A retrospective review of 1200 deliveries in women who booked for antenatal care before the 20th week of gestation was done in a tertiary hospital. This was aimed at determining if a ...
Sibai Baha M - - 2004
Several microangiopathic disorders that are encountered during pregnancy provide physicians with a formidable diagnostic challenge. Severe pre-eclampsia with hemolysis, elevated liver enzymes, and low platelets (HELLP) syndrome and many other obstetric and medical or surgical conditions produce similar clinical presentations and laboratory study results to pre-eclampsia. Pre-eclampsia is frequently superimposed ...
Pani S P - - 2004
The tolerability and efficacy of single dose DEC (12mg/kg body weight) or co-administration of DEC (6mg/kg body weight) with Ivermectin (200 or 400 mcg/kg of body weight) was studied in 60 asymptomatic W. bancrofti microfilariae (Mf) carriers following a double blind randomized design. The drugs were tolerated well. The incidence ...
Walker Mark C - - 2004
In this retrospective cohort of 165,188 singleton pregnancies and 44,674 multiple-fetal pregnancies in Canada from 1984 to 2000, we compared the incidence of maternal complications. Multiple gestation pregnancies were associated with significant increases in cardiac morbidity, haematologic morbidity, amniotic fluid embolus, pre-eclampsia, gestational diabetes, postpartum haemorrhage, prolonged hospital stay, the ...
Paternoster Delia Maria - - 2004
Pre-eclampsia is a pregnancy-specific syndrome of unknown aetiology, observed in 3 - 5% of all pregnancies, associated with pathological vascular lesions in multiple organs, activation of the coagulation system, and maternal multisystemic and fetal complications. Clinically, pre-eclampsia is characterised by the onset of hypertension, proteinuria and oedema, usually beginning in ...
Gebhardt G S - - 2004
Oxidative stress is thought to play an important role in the pathophysiology of pre-eclampsia. A defect in certain enzymes responsible for detoxification may cause prolonged exposure to reactive by-products and contribute to maternal endothelial as well as placental damage. Two polymorphisms affecting the function of the biotransformation enzymes epoxide hydrolase ...
Muttukrishna Shanthi - - 2004
Activin and follistatin were initially identified in the follicular fluid based on their effects on pituitary FSH secretion in the mid-1980s. It is now evident that activin, follistatin and activin receptors are widely expressed in many tissues where they function as autocrine/paracrine regulators of a variety of physiological processes including ...
Meher Shireen - - 2004
Formal assessment of the risk of pre-eclampsia should be made early in pregnancy and antenatal care planned accordingly. Recommendations will emerge by the end of this year in a consensus statement (PRECOG guidelines) prepared by clinicians and the lay organisation Action on Pre-eclampsia (APEC) www.apec.org.uk. Some hospitals complement clinical risk ...
Nahar Shamsun - - 2004
OBJECTIVES: To determine the effectiveness and safety of misoprostol in severe pre-eclampsia and eclampsia patients with unripe cervix. METHODS: A prospective observational study was carried out in 135 severe pre-eclampsia and eclampsia patients who required termination of pregnancy at the Department of Obstetrics and Gynecology, Khulna Medical College Hospital, Khulna, ...
Nutt Jeffrey C - - 2004
Observations that the innate arm of the immune system is upregulated in pregnancy have highlighted the need for methods of isolating pure populations of monocytes for studies into pregnancy and pre-eclampsia without activating them during the isolation process. Density gradient centrifugation using iodixanol is a useful method for isolating relatively ...
Laskowska M - - 2004
OBJECTIVE: The aim of this study was to examine and compare the localization and immunoreactivity of the angiotensin type-1 receptor (AT1R) in human placental tissue in patients with pregnancy complicated by pre-eclampsia with and without intrauterine growth restriction (IUGR). METHODS: Immunohistochemistry was used to examine the localization of the AT1R ...
Mégarbané André - - 2004
A girl with severe pre- and post-natal short stature, low-pitched voice, retinitis pigmentosa, photophobia, short neck, broad thorax, platyspondyly, rhizomelic shortening of the long bones, bilateral subluxation of the hips, advanced maturation of the epiphyses, and apparently normal intellectual development is described. The girl's parents are first cousins. Two subsequent ...
Incaudo Gary A - - 2004
Upper airway congestive symptoms during pregnancy have been recognized since the late 19th century (1). Among randomly selected pregnancies, as many as 18-30% of patients will report substantial symptoms of rhinitis and sinusitis, and this figure may be higher among patients with pre-existing atopic disease (2-4). "Rhinitis of pregnancy" can ...
Ishihara Osamu - - 2004
This study is designed to evaluate whether oxidative stress and inflammation are involved in severe pre-eclampsia compared to normal pregnancy and non-pregnancy. We have measured plasma and urinary levels of 8-iso-PGF2alpha, a major isoprostane as an indicator of oxidative stress; plasma and urinary 15-keto-dihydro-PGF2alpha, a major metabolite of cyclooxygenase-catalysed PGF2alpha ...
Pegoraro R J - - 2004
The possible role of the beta-subunit of the epithelial sodium channel T594M polymorphism in hypertensive disorders of pregnancy has not been examined. This study compared Black South African women with pre-eclampsia (n= 204), early onset pre-eclampsia (n= 67), eclampsia (n= 120) and gestational hypertension (n= 78) with 338 women from ...
Rodie V A - - 2004
Maternal lipids have been studied extensively in pre-eclampsia (PE) and intrauterine growth restriction (IUGR) but little is known about fetal lipids. We hypothesised that the maternal lipid perturbations in PE and IUGR pregnancies would result in similar alterations in the fetal lipid profile. We performed a cross-sectional case control study ...
Fayed Mahmoud R - - 2004
The objective of the current study was to determine whether homocysteine elevations precede the development of pre-eclampsia, and to examine the relationship between the occurrence of pre-eclampsia and the degree of hyperhomocysteinemia, so as to find a new prognostic parameter for women with liable to develop pre-eclampsia. The study comprised ...
Cotter Amanda M - - 2004
OBJECTIVE: The aim of our study was to determine if fetal DNA is present in the maternal circulation in early pregnancy before the clinical manifestation of preeclampsia, and if this could be predictive of the development of preeclampsia. STUDY DESIGN: Blood were obtained from patients attending for a first antenatal ...
Glueck C J - - 2004
AIMS: Was metformin during pregnancy in women with polycystic ovary syndrome (PCOS) associated with pre-eclampsia, and was it safe for mother and neonate? METHODS: In the current study, pre-eclampsia and other pregnancy outcomes were prospectively studied in 90 women with PCOS who conceived on metformin 1.5-2.55 g/day, and had > ...
Langeluddecke Pauline M - - 2004
Two methods of predicting premorbid WAIS-III Full Scale IQ, namely a demographic measure (DP IQ) and the Oklahoma Premorbid Intelligence Estimate-3 (OPIE-3), were assessed in three traumatic brain injury (TBI) groups of varying injury severity and normal controls. On the DP IQ, average scores were in keeping with the general ...
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