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Results 651 - 700 of 1420
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Kim Kyung-Hwan - - 2007
BACKGROUND: We investigated the risk and outcome of anticoagulation in pregnant women who had a mechanical valve. MATERIALS AND METHODS: This retrospective study was undertaken for 41 pregnancies (27 women, 33.1 +/- 4.7 years old) from January 1990 to December 2005. Patients were divided into 3 groups: group I (n ...
Brenner Benjamin - - 2007
Low-molecular-weight heparin is the anticoagulant of choice in pregnancy. Enoxaparin has been increasingly used over the past 20 years in pregnant women at risk of thrombosis and pregnancy complications. The main indications are prophylaxis of venous thromboembolism and prevention of pregnancy loss in thrombophilic women. Other indications include treatment of ...
Mutsukura Kazuo - - 2007
A 35-year-old woman with primary Sjögren's syndrome (pSS) developed fever and chest pain during pregnancy. When the dose of prednisolone was reduced, she experienced chest pain with elevated CRP and D-dimer, resulting in admission to our hospital with marked cardiomegaly and pleural effusion. Because there was no evidence of other ...
Androutsopoulos G - - 2007
Inherited thrombophilia has been suggested as a possible condition of increased susceptibility to adverse pregnancy outcomes. In our prospective study, we investigated the association between combined inherited thrombophilia and adverse pregnancy outcome in the South-Western Greek population. Three hundred and ninety-six healthy Greek women with spontaneous pregnancies were investigated for ...
Altomare Ivy - - 2007
The true relationship between methylenetetrahydrofolate reductase C677T homozygosity and risk of recurrent spontaneous abortion is unknown, and it is unclear if women with these mutations should be anticoagulated during pregnancy. We report a series of 8 patients with this issue and review the current literature. 8 patients (3 of whom ...
van Kuilenburg J T - - 2007
In pregnant patients with a prosthetic heart valve (PHV), anticoagulation with warfarin is associated with embryopathy, foetal loss early in pregnancy and maternal bleeding complications in the delivery period. The optimal anticoagulation strategy in the pre-pregnancy period and during pregnancy itself is controversial and a matter of debate. We describe ...
Di Micco Pierpaolo - - 2007
In the last decades we found many data concerning the association between a hypercoagulable state and its causes and adverse pregnancy outcome, in particular recurrent pregnancy loss (RPL). Although first studies were focused only on the association between thrombophilia and RPL, subsequent studies underlined also a potential role of antithrombotic ...
Carroll Roger C - - 2007
The anticoagulant effect of enoxaparin is readily observed by Thrombelastography (TEG), particularly on the reaction time (R) to form a clot, and is completely reversed by heparinase. In this study, recalcified citrated whole blood with heparinase (CNHR) and without (CNR), along with TEG R time, was used to derive a ...
Silver Robert M - - 2006
Inherited thrombophilias are a heterogeneous group of coagulation disorders that predispose individuals to thromboembolic events. This group of conditions is the major risk factor for thromboembolism during pregnancy and the puerperium. In addition, thrombophilias have been associated with several adverse obstetric events, including pregnancy loss, preeclampsia, placental abruption, and intrauterine ...
Stella Caroline L - - 2006
A recent review of the literature on thrombophilia and adverse pregnancy outcome (APO) reveals contradictory findings. We have limited our review of literature mostly to the most recent decade. On the basis of our review, screening for thrombophilias with a history of APO (preeclampsia, abruptio placenta, intrauterine growth restriction, and ...
Casele Holly L - - 2006
Currently unfractionated heparin (UH) and low molecular weight heparins (LMWH) are the agents of choice for anticoagulation in pregnancy. LMWH have been used safely without monitoring in nonpregnant patients; however, because of documented changes in the pharmacokinetics of these agents in pregnancy, monitoring with anti-Xa levels is necessary in pregnancy ...
Khealani Bhojo A - - 2006
Pregnancy and puerperium are most prevalent prothrombotic states leading to cerebral venous thrombosis. Likelihood of stroke to be of venous origin is greater in stroke associated with pregnancy compared to stroke unrelated to pregnancy. Pregnancy induces several changes in coagulation system, which persists at least during early puerperium, rendering it ...
Stella Caroline L - - 2006
A recent review of the literature on thrombophilia and adverse pregnancy outcome reveals contradictory findings. There are retrospective and prospective studies that recommend testing for genetic and acquired markers of thrombophilia for those with the enumerated adverse pregnancy outcome. Based on our review, routine screening for thrombophilias in women with ...
Promislow J H E - - 2007
Pregnancy loss before 6 weeks' gestation is common, but little has been reported about the associated bleeding. We compared women's bleeding following a pregnancy loss before 6 weeks' gestation with their typical menstruation. Women provided daily urine samples while trying to become pregnant and recorded the number of pads and ...
Zahed Laila F - - 2006
OBJECTIVE: The purpose of this study was to determine the prevalence of factor V Leiden, prothrombin, and methylene tetrahydrofolate reductase gene mutations in women with adverse pregnancy outcome compared with women who had uneventful pregnancies. STUDY DESIGN: Between 2003 and 2005, pregnant women with > or = 1 unexplained second ...
Goodman Cyle S - - 2006
PROBLEM: Thrombophilia has been associated with poor obstetrical outcomes. To determine the association of specific inherited thrombophilias and recurrent pregnancy loss, 10 thrombophilic genes were investigated. METHOD OF STUDY: A total of 550 women with a history of recurrent pregnancy loss had buccal swabs taken for DNA analyses of the ...
Cupisti Susanne - - 2006
Ovarian hyperstimulation syndrome (OHSS) is a serious complication of assisted reproduction techniques using in vitro fertilization and intracytoplasmic sperm injection (IVF/ICSI). Its etiology has still not yet been fully resolved. Human chorionic gonadotrophin, administered exogenously as well as produced endogenously during pregnancy, is responsible for the onset of OHSS, and ...
Simioni Paolo - - 2006
The term thrombophilia includes any inherited and acquired disorders associated with an increased tendency to venous thromboembolism (VTE). Inherited thrombophilia is one of the main determinants of VTE, and the presence of inherited thrombophilic defects exposed carriers to increased risks for VTE compared with noncarriers. There is no clear relationship ...
Kiwi Robert - - 2006
Women who miscarry two or more consecutive pregnancies deserve an evaluation to look for the cause, which sometimes can be treated. They can also be reassured that approximately 70% of women in this situation ultimately succeed in having a baby, even though the cause of recurrent miscarriage can be determined ...
Erden Omer - - 2006
BACKGROUND: Heparin and low molecular weight heparin (LMWH) are used widely to improve the pregnancy outcome in women with thrombophilia, miscarriage, recurrent miscarriage and fetal death. This study was designed to investigate the effects of heparin and LMWHs, enoxaparin and tinzaparin, on E-cadherin and laminin expression in placental and decidual ...
Spitzer Karen A - - 2006
OBJECTIVE: To determine current practice patterns in the postpartum management of women at increased risk of thrombosis. METHODS: Physicians affiliated with the University of Toronto departments of Obstetrics and Gynecology, Rheumatology, Hematology, and Obstetric Medicine who provide care to pregnant women were mailed a questionnaire that presented 6 clinical scenarios ...
Chasen Stephen T - - 2006
Management of the pregnant patient requiring anticoagulation in the peripartum period represents a significant clinical challenge. The peripartum period includes the most thrombogenic pregnancy-associated state and the intrapartum and immediate postpartum periods, when hemorrhage is and important concern. Clinical decisions depend on the type of antepartum anticoagulation, obstetric factors, risk ...
Dentali Francesco - - 2006
Acquired thrombophilic states are common causes of thrombosis and other forms of pregnancy-associated complications. A growing body of evidence is available to guide the use of anticoagulants in patients who have antiphospholipid antibodies; unfortunately, the results of these studies are conflicting, and solid, evidence-based treatment recommendations cannot be made. Other ...
Alguel Guelay - - 2006
Limited data are available regarding complications of pregnancy and pregnancy outcome under prophylaxis with low-molecular-weight heparin (LMWH) in women with a history of thromboembolism (TE). We retrospectively evaluated pregnancy complications in a cohort of 80 women. All had a history of TE (76 venous, two arterial and two venous and ...
Scully Marie - - 2006
Pregnancy is an initiating event for acute thrombotic thrombocytopaenic purpura (TTP). There is a high risk of relapse during pregnancy and of foetal morbidity. We describe five cases with successful maternal and foetal outcomes in patients with a history of TTP. Cases 1 and 2 presented with TTP in their ...
Carp Howard J A - - 2006
Many unanswered questions regarding thrombophilia and recurrent pregnancy loss exist. For example, does a true association exist? Are thrombotic mechanisms relevant? Is a second messenger necessary to cause the manifestation of thrombosis? At present it seems that thrombophilia are associated with and may even cause some cases of pregnancy loss. ...
Gris Jean-Christophe - - 2006
PURPOSE OF REVIEW: This review addresses the prophylaxis and treatment of thrombophilia in pregnancy, which is associated with increased risk of venous thromboembolism and placental vascular complications. RECENT FINDINGS: Topics include preventing deep vein thrombosis recurrence in pregnant women with constitutional thrombophilias, using prophylactic heparins throughout pregnancy and postpartum anticoagulants. ...
Coppens Michiel - - 2006
Many inherited thrombophilias have been detected and the pathophysiologic insight has increased tremendously during the last decades. Despite, however, the overwhelming observational evidence on the association between inherited thrombophilia and several women's health issues, including VTE, thus far the implications for clinical practice are uncertain. Although there is firm epidemiologic ...
James Andra H - - 2006
BACKGROUND: Pregnancy in a woman with a mechanical heart valve is a life-threatening situation. Due to the inability of unfractionated heparin to prevent valvular thromboses, warfarin or other vitamin K antagonists have been the preferred anticoagulants for the mother. They are, however, potentially harmful to the fetus. With the advent ...
Lee Richard H - - 2006
BACKGROUND: The use of low-molecular-weight heparins is increasing for the prevention of thromboembolism in pregnancy. Subchorionic hematoma as a complication of anticoagulation therapy is rarely reported. CASE: A persistent, massive subchorionic hematoma was diagnosed in a pregnant patient with atrial fibrillation and mitral stenosis. Enoxaparin was administered to maintain her ...
Descarries Laurence M - - 2006
BACKGROUND AND AIM OF THE STUDY: Low-molecular-weight heparin (LMWH) is considered a recommended anticoagulation option in pregnant women with prosthetic heart valves. However, few data are available regarding the efficacy and safety of LMWH in this setting. METHODS: In 1999, the authors' institution developed a standardized anticoagulation protocol for pregnant ...
Nelson Scott M - - 2006
The main inherited thrombophilias (antithrombin deficiency, protein C and S deficiency, FVL, the prothrombin gene variant, and MTHFR C677T homozygotes) have a combined prevalence in Western European populations of 15% to 20%. One or more of these inherited thrombophilias is usually found in approximately 50% of women who have a ...
Gris Jean-Christophe - - 2006
LMWHs are the major anticoagulant/antithrombotic treatment given to pregnant women to prevent and treat venous thromboembolism despite the absence of specific clinical trials. An emerging indication, the prevention of adverse pregnancy outcomes, is under investigation. During pregnancy, LMWHs seem to be safe and efficient. Some uncertainties remain about the management ...
Kupelian A S - - 2007
Thrombophlebitis is caused by superficial venous thrombosis and vascular inflammatory changes affecting the lower limbs. The condition is often encountered in pregnancy and symptomatic treatment including compression and analgesia are commonly employed. The obstetrician may become involved in the management of thrombophlebitis; however the potential for embolic complications, and need ...
Rao Kamini A - - 2006
Recurrent abortions are hisheartening to the couple and also to the treating clinicians. Miscarriage is the loss of pregnancy weighing 500 g or less. Recurrent miscarriage or habitual abortion is defined as three or more consective abortions. Important factors involved in recurrent early pregnancy loss are genetic factors, endocrine factors, ...
Brauner Stacey C - - 2006
OBJECTIVE: To better understand the course of glaucoma during pregnancy in women with preexisting disease. METHODS: Retrospective case series of 28 eyes of 15 women with glaucoma followed up during pregnancy. Data were analyzed for age, race/ethnicity, medications, glaucoma type, intraocular pressure (IOP), and visual fields before, during, and after ...
Chan W-S - - 2006
BACKGROUND: Upper extremity deep vein thrombosis (UEDVT) is uncommon and is associated with well-defined risk factors in the general population. Increasingly, UEDVTs are being reported during pregnancy, particularly those achieved with the use of assisted reproductive techniques (ART), and in conjunction with ovarian hyperstimulation syndrome (OHSS). AIM: We performed this ...
Kim Byoung Jae - - 2006
OBJECTIVE: To evaluate maternal complications and perinatal outcomes in women with mechanical heart valves treated with warfarin and heparin during pregnancy. STUDY DESIGN: A retrospective chart review was performed on 45 pregnancies in 28 women who were previously fitted with mechanical valve prostheses and treated between 1991 and 2005 at ...
Firozvi Kashif - - 2006
Low-molecular-weight heparins are widely employed in prophylactic and therapeutic antithrombotic regimens for venous thromboembolic events. Excessive anticoagulation with low-molecular-weight heparins rarely can precipitate catastrophic bleeding complications. Currently, there is no specific or reliable antidote that can reverse the anticoagulant effects of low-molecular-weight heparins efficiently and safely. This report describes three ...
Furlan Anna - - 2006
The management of heparin-induced thrombocytopenia (HIT) in pregnancy represents a medical challenge. The advent of new antithrombotic agents that do not cross-react with platelet factor 4 and heparin antibodies represents an important progress, and they are of utmost interest in special situations such as early pregnancy, a situation where the ...
Somma Jonathan - - 2006
To evaluate the utilization of thrombophilia screening at a large urban academic tertiary care center, we retrospectively examined the indications, appropriateness, and results of 200 consecutive thrombophilia panels. Of the panels, 103 (51.5%) were ordered for venous thromboembolism; 124 (62.0%) were ordered during acute thrombotic episodes, and at least 40 ...
De Santis Marco - - 2006
Maternal thrombophilias increases the risk of an adverse pregnancy outcome. An extensive literature review highlights the role of inherited and acquired thrombophilic disorders in spontaneous abortion, both early and late, recurrent or isolate, in intrauterine growth retardation, in placenta abruption, in pre-eclampsia and in venous thromboembolism. We have particularly focused ...
Di Simone N - - 2007
Heparin is used widely for the prevention of pregnancy loss in pregnant women with thrombophilia. However, it is still unknown if heparin may be able to affect trophoblast functions. Therefore, we investigated the hypothesis that low-molecular weight heparin (LMWH) might regulate in vitro trophoblast invasiveness and placental production of matrix ...
Mazzolai Lucia - - 2006
Heparin is the drug of choice for the treatment or the prevention of thromboembolic disease during pregnancy. However, treatment options are limited when heparin cannot be used because of hypersensitivity skin reactions. Despite the recent availability of new anticoagulant agents, data relating to their use during pregnancy are lacking. This ...
Plesinac Snezana D - - 2006
OBJECTIVES: The major problem is the need for anticoagulant therapy in patient with mechanical heart valves. STUDY DESIGN: The aim of the study was to analyze the course and outcome of pregnancies of patients with artificial mechanical heart valves with anticoagulant therapy. Study included 43 pregnancies leaded and terminated at ...
Zammiti Walid - - 2006
Inherited thrombophilia has been shown to be linked with fetal loss. We performed a case-control study on the association between thrombosis-related polymorphisms in the factor V (FV) gene (Leiden, Cambridge, Hong Kong; HR2 haplotype) and idiopathic recurrent pregnancy loss (RPL) in Tunisian women. A total of 348 women with RPL, ...
Boyson Jonathan E JE Division of Transplantation Surgery and Immunology, Department of Surgery, University of Vermont College of Medicine, Burlington, VT 05405, - - 2006
Stimulation of CD1d-restricted semiinvariant natural killer T cells by using the CD1d ligand alpha-galactosylceramide (alphaGalCer) induces pregnancy loss in mice through an ill-defined mechanism involving TNF, IFN-gamma, and perforin. In this article, we demonstrate that during early gestation, alphaGalCer efficiently induced pregnancy loss in C57BL/6J and BALB/cJ mice in a ...
Franchini Massimo - - 2006
Normal pregnancy is associated with profound alterations in the coagulation and fibrinolytic systems. While these physiological procoagulant changes are aimed to minimise intrapartum blood loss, they do increase the risk of thromboembolism during pregnancy and the post-partum period. In contrast and more rarely, haemorrhage due to an underlying inherited or ...
Wijesiriwardana Ajith - - 2006
We report a patient who had a history of deep vein thrombosis in a previous pregnancy. She was treated with heparins without any reactions in the index pregnancy. Subsequently, when the patient became pregnant again, she developed an acute cutaneous reaction to the low molecular heparin enoxaparin 3 weeks after ...
Kutteh William H - - 2006
Thrombophilia by definition represents acquired and/or genetic conditions that predispose patients to both venous and arterial thromboembolic events. Thrombosis is the most common cause of death worldwide. On the arterial side, myocardial infarction and stroke result in significant morbidity and mortality. Venous thromboembolic events most commonly involve the deep veins ...
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