Preterm Birth

Preterm Birth

Author: Institute of Medicine

Publisher: National Academies Press

Published: 2007-05-23

Total Pages: 791

ISBN-13: 030910159X

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The increasing prevalence of preterm birth in the United States is a complex public health problem that requires multifaceted solutions. Preterm birth is a cluster of problems with a set of overlapping factors of influence. Its causes may include individual-level behavioral and psychosocial factors, sociodemographic and neighborhood characteristics, environmental exposure, medical conditions, infertility treatments, and biological factors. Many of these factors co-occur, particularly in those who are socioeconomically disadvantaged or who are members of racial and ethnic minority groups. While advances in perinatal and neonatal care have improved survival for preterm infants, those infants who do survive have a greater risk than infants born at term for developmental disabilities, health problems, and poor growth. The birth of a preterm infant can also bring considerable emotional and economic costs to families and have implications for public-sector services, such as health insurance, educational, and other social support systems. Preterm Birth assesses the problem with respect to both its causes and outcomes. This book addresses the need for research involving clinical, basic, behavioral, and social science disciplines. By defining and addressing the health and economic consequences of premature birth, this book will be of particular interest to health care professionals, public health officials, policy makers, professional associations and clinical, basic, behavioral, and social science researchers.


Basic Mechanisms Controlling Term and Preterm Birth

Basic Mechanisms Controlling Term and Preterm Birth

Author: Kristof Chwalisz

Publisher: Springer Science & Business Media

Published: 2013-11-11

Total Pages: 326

ISBN-13: 3662216604

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The mechanisms that initiate labour (i. e. , the conversion of the quies cent uterus to an active and reactive organ at term) are poorly under stood. Of considerable importance are the factors that control preterm labour and preterm birth, with their devastating effects on society. This problem is the leading obstetrical issue. Preterm labour affects ap proximately 10% of all pregnant women (even higher numbers are re- Abb. I. The participants of the workshop VI Preface ported for less developed countries or where prenatal healthcare is a low priority) and it is the leading cause of morbidity and mortality of babies. Current practices to arrest preterm labour, once initiated, are in effective. In addition, procedures to stimulate labour and dilate the cer vix at term may not be used effectively. On October 19th - 21 st, 1992, a Schering Foundation Workshop took place in Berlin to discuss the "Basic Mechanisms Controlling Term and Preterm Labour". Leading scientists from Europe and North America were assembled to consider the fundamental systems which regulate the uterus and cervix during pregnancy. The topics in the sym posium ranged from key cellular events governing uterine contractility and cervical dilatation during labour to clinical advances and applica tions. This book contains the proceedings of the workshop. We were pleased to have been part of the workshop and to have been responsible for its organization.


The Role of Environmental Hazards in Premature Birth

The Role of Environmental Hazards in Premature Birth

Author: Institute of Medicine

Publisher: National Academies Press

Published: 2003-11-17

Total Pages: 146

ISBN-13: 0309166810

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Each year in the United States approximately 440,000 babies are born premature. These infants are at greater risk of death, and are more likely to suffer lifelong medical complications than full-term infants. Clinicians and researchers have made vast improvements in treating preterm birth; however, little success has been attained in understanding and preventing preterm birth. Understanding the complexity of interactions underlying preterm birth will be needed if further gains in outcomes are expected. The Institute of Medicine's Roundtable on Environmental Health Sciences, Research, and Medicine sponsored a workshop to understand the biological mechanism of normal labor and delivery, and how environmental influences, as broadly defined, can interact with the processes of normal pregnancy to result in preterm birth. This report is a summary of the main themes presented by the speakers and participants.


Comprehensive Human Physiology

Comprehensive Human Physiology

Author: Rainer Greger

Publisher: Springer Science & Business Media

Published: 2013-11-11

Total Pages: 2478

ISBN-13: 3642609465

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Comprehensive Human Physiology is a significantly important publication on physiology, presenting state-of-the-art knowledge about both the molecular mechanisms and the integrative regulation of body functions. This is the first time that such a broad range of perspectives on physiology have been combined to provide a unified overview of the field. This groundbreaking two-volume set reveals human physiology to be a highly dynamic science rooted in the ever-continuing process of learning more about life. Each chapter contains a wealth of original data, clear illustrations, and extensive references, making this a valuable and easy-to-use reference. This is the quintessential reference work in the fields of physiology and pathophysiology, essential reading for researchers, lecturers and advanced students.


Placental Bed Disorders

Placental Bed Disorders

Author: Robert Pijnenborg

Publisher: Cambridge University Press

Published: 2010-06-03

Total Pages: 325

ISBN-13: 1139488686

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It is now recognized that defective placentation in the human is a cause of many pregnancy complications, such as spontaneous abortion, preterm labor and delivery, pre-eclampsia, intrauterine growth restriction, fetal death and abruptio placenta. These clinical disorders can often have long-term consequences into adulthood, causing cardiovascular disease, obesity and diabetes for the newborn as well as an increased risk of premature death in the mother. This is the first book to be entirely focused on the placental bed, bringing together the results of basic and clinical research in cell biology, immunology, endocrinology, pathology, genetics and imaging to consolidate in a single, informative source for investigators and clinicians. Its core aim is to explore new approaches and improve current clinical practice. This is essential reading for clinicians in obstetric, cardiovascular and reproductive medicine.


Textbook of Perinatal Medicine

Textbook of Perinatal Medicine

Author: Asim Kurjak

Publisher: CRC Press

Published: 2006-09-25

Total Pages: 2272

ISBN-13: 1439814694

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Pregnancy, childbirth and being a newborn are not diseases - they are special periods in human life when the risk of death or disability can be very high. Recognizing this, the last decade has brought enormous progress in science and technology into improving maternal and newborn health, such as the treatment of genetic diseases, intra-uterine surg


New Mechanisms for Tissue-Selective Estrogen-Free Contraception

New Mechanisms for Tissue-Selective Estrogen-Free Contraception

Author: H.B. Croxatto

Publisher: Springer Science & Business Media

Published: 2007-01-19

Total Pages: 273

ISBN-13: 3540271473

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Combined oral contraceptives are the most convenient and accepted method of hormonal contraception. Nevertheless, the medical community and consumers constantly demand innovation, additional benefits during use and lower hormonal load despite the high safety profile of available products. At the Ernst Schering Research Foundation Workshop 52, new perspectives and mechanisms for tissue-selective, estrogen-free contraception were discussed. The aim of the workshop was to bring together experts in the field of molecular and pharmacodynamic action of progestins with clinicians and medical experts to discuss potential medical endpoints, physiological reactions and (bio)marker useful describing the tissue selectivity and the contraceptive action of new progestins in different target organs. A major factor for successful realization of these new concepts is a deeper understanding of local pharmacological responses to progestins in general and to new progestins in particular.


New Molecular Mechanisms of Estrogen Action and Their Impact on Future Perspectives in Estrogen Therapy

New Molecular Mechanisms of Estrogen Action and Their Impact on Future Perspectives in Estrogen Therapy

Author: Kenneth S. Korach

Publisher: Springer Science & Business Media

Published: 2013-11-11

Total Pages: 223

ISBN-13: 3662053861

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From our current knowledge, it is obvious that estrogen action in volves more than reproduction and fertility. Rather, estrogens affect and influence a number of other organ systems such as the immune, cardiovascular and central nervous system as well as the gastrointes tinal tract, urinary tract and skeleton. The importance of estrogens and estrogen receptor activity is appreciated from the spectrum of significant physiological dysfunctions that occur when there is a loss The participants of the workshop VI Preface of the hormone or the receptor activity. Loss of estrogen, however (for instance during menopause), occurs with time and results in a variety of clinical conditions. We know that the developmental loss of estrogen, as seen in clinical cases of aromatase gene mutations and experimental models, has dramatic effects in both men and women alike. The evidence that these effects are mediated through the estrogen receptor(s) is based on similar but not always identical phenotypes as observed in experimental animal models of estrogen receptor mutations as well as the single clinical case of an estrogen receptor alpha mutant patient. Developing an understanding of the spectrum of estrogen in a variety of tissues related to the condition of estrogen loss is a major and highly active clinical as well as basic scientific research area. Following the discovery of a second estrogen receptor and possible receptor ligand-independent activity as well as the genomic and non genomic actions of estrogen, it is clear that the mechanisms of the effects of estrogen are multifaceted.


Endocrinology of Pregnancy

Endocrinology of Pregnancy

Author: Fuller W. Bazer

Publisher: Springer Science & Business Media

Published: 2012-12-06

Total Pages: 579

ISBN-13: 1461218047

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A comprehensive, cutting-edge review of the complex interactions between maternal and fetal-placental tissues that control the establishment and maintenance of pregnancy, the proper development of the fetus, the birth process, and the behavioral aspects of bonding between mother and newborn. Expert researchers review the endocrine and physiological events that culminate in the delivery of offspring, and provide a solid base of comparative information on the menstrual cycle of primates, including humans. They also discuss the sources and functions of both steroid and protein hormones from the placenta and the details of their effects on uterine function, placental development, fetal growth and well-being, and maternal responses to pregnancy. This book will become the standard reference source not only for reproductive scientists, but also for those clinicians who want better to understand the complex factors that affect pregnancy-and their pregnant patients.


Nitric Oxide, Cytochromes P450, and Sexual Steroid Hormones

Nitric Oxide, Cytochromes P450, and Sexual Steroid Hormones

Author: Jack R. Jr. Lancaster

Publisher: Springer Science & Business Media

Published: 2013-03-09

Total Pages: 351

ISBN-13: 3662035030

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The discovery of mammalian nitric oxide (NO) synthesis from L-arginine has led to a profound increase in our understanding of basic physiological and pathophysiological processes. The NO-dependent regulation of steroidogenic cytochromes P450, such as aromotase, and local, tissue-specific regulation of NOS isoform expression by sexual steroid hormones, such as estrogen and progesterone, promises to provide new insights into the regulation of endocrinological processes. Research on the interaction between the NO and sexual steroid systems are likely to lead to novel therapeutic concepts for use in diseases associated with perturbations of the endocrine system.