نتایج جستجو برای: generation combine oral contraceptives

تعداد نتایج: 660755  

Journal: :Danish medical journal 2014
Ellen Løkkegaard Anne Kristine Nielsen

INTRODUCTION Use of hormonal contraceptives for birth control is commonplace in the Western World. In Europe, there is considerable variety in the frequency of use of hormonal contraceptives and in the age at which these contraceptives are initiated. The purpose of the present study was to describe the use of hormonal contraceptives among the Danish adolescent female population, focusing on age...

Journal: :Arteriosclerosis, thrombosis, and vascular biology 2002
F R Rosendaal F M Helmerhorst J P Vandenbroucke

Exogenous hormones are used by more than a hundred million women worldwide as oral contraceptives or for postmenopausal hormone replacement. Oral contraceptives increase the risk of venous thrombosis, of myocardial infarction, and of stroke. The risk is highest during the first year of use. The venous thrombotic risk of oral contraceptives is high among women with coagulation abnormalities and ...

Journal: :Journal of General Internal Medicine 1999

Journal: :international journal of travel medicine and global health 0
wealeed dandehbor deputy of medical centre hajj and plgrimage of iranian red crescent society, tehran, iran majid kazemi department medical surgical nursing, faculty of nursing and midwifery, rafsanjan university of medical sciences, rafsanjan, iran mohammad hossein salehi shahrbabaki rafsanjan university of medical sciences, rafsanjan, iran zohre ghorashi department of midwifery, rafsanjan university of medical sciences, rafsanjan, iran rezvan sadrmohammad department of clinical psychology, kar higher education institute of rafsanjan, rafsanjan, iran bonnie bozorg tehran university of medical sciences, tehran, iran reza bidaki

introduction: the pilgrimage to ka’beh (god’s house in mecca) is a special opportunity in the life of most muslims. female pilgrims try to postpone menstruation during the pilgrimage by taking hormonal medicines. however, women are seen in this disorder. this paper aimed to determine the frequency of menstrual disorders and related factors among female pilgrims of umrah mufradah in 2012.methods...

Journal: :American journal of obstetrics and gynecology 1997
J P Vandenbroucke F M Helmerhorst K W Bloemenkamp F R Rosendaal

Four epidemiologic studies showed a twofold increase in risk of deep venous thrombosis with the use of oral contraceptives containing third-generation progestins, relative to second-generation products. These findings have been strongly debated ever since, and new studies have been added. In the current article we examine whether the findings can be explained by potential biases or other shortc...

Journal: :European journal of public health 2002
Carlo La Vecchia Silvia Franceschi

Third generation oral contraceptives (OC), containing the progestins desogestrel and gestodene, were introduced in the 1980s in a attempt to lower the risk of cardiovascular side effects. However, the observation that desogestrel and gestodene in combined OC were related to a 50 to 100% greater risk of venous thromboembolism (VTE) suggested that the issue is more complex than originally thought...

2017
Kristien Winckers Stella Thomassen Hugo ten Cate Tilman M. Hackeng

BACKGROUND Only 10% of plasma TFPIα (TFPI) exists in the full length form, the rest circulates as a C-terminally truncated form. However, blood platelets exclusively contain full length TFPI, which is released at the site of injury upon platelet activation, and which could play an important local regulatory role in thrombin generation and prevention of thrombosis. METHODS The anticoagulant ac...

Journal: :BMJ 1999
N Dunn M Thorogood B Faragher L de Caestecker T M MacDonald C McCollum S Thomas R Mann

OBJECTIVES To determine the association between myocardial infarction and use of different types of oral contraception in young women. DESIGN Community based case-control study. Data from interviews and general practice records. SETTING England, Scotland, and Wales. PARTICIPANTS Cases (n=448) were recruited from women aged between 16 and 44 who had suffered an incident myocardial infarcti...

2015
Bianca Stocco Helen F. Fumagalli Silvio A. Franceschini Edson Z. Martinez Cleni M. Marzocchi-Machado Marcos Felipe S. de Sá Maria Regina T. Toloi Ganesh Cherala.

Thrombotic risk is associated with the estrogen dose and type of progestin in combined oral contraceptives. Studies published since 1990 showed that third-generation progestins have larger risk to contribute to thrombosis development than the second-generation. However, there are conflicts in the literature regarding the thrombotic risk associated to the drospirenone progestin. So, this study a...

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