NL-OMON20326招募中不适用
Establishing an etiological role of the gut microbiome in the obstetric antiphospholipid syndrome phenotype
Academic Medical Center Amsterdam0 个研究点目标入组 40 人开始时间: 待定最近更新:
试验速览
- 阶段
- 不适用
- 状态
- 招募中
- 发起方
- 入组人数
- 40
研究概览
简要总结
暂无简介。
研究设计
- 研究类型
- Interventional
入排标准
入选标准
- •Obstetric APS diagnosed by Sydney criteria:
- •1. A history of one or more of the following forms of pregnancy morbidity
- •(a) One or more unexplained deaths of a morphologically normal fetus at or beyond the 10th week of gestation, with normal fetal morphology documented by ultrasound or by direct examination of the fetus, or
- •(b) One or more premature births of a morphologically normal neonate before the 34th week of gestation because of: (i) eclampsia or severe pre-eclampsia defined according to standard definitions, or (ii) recognized features of placental insufficiency–,or
- •(c) Three or more unexplained consecutive spontaneous abortions before the 10th week of gestation, with maternal anatomic or hormonal abnormalities and paternal and maternal chromosomal causes excluded.
- •2. A history of one or more of the following laboratory criteria
- •a Lupus anticoagulant (LA) present in plasma, on two or more occasions at least 12 weeks apart, detected according to the guidelines of the International Society on Thrombosis and Haemostasis (Scientific Subcommittee on LAs/phospholipid-dependent antibodies).
- •b. Anticardiolipin (aCL) antibody of IgG and/or IgM isotype in serum or plasma, present in medium or high titer (i.e. >40 GPL or MPL, or >the 99th percentile), on two or more occasions, at least 12 weeks apart, measured by a standardized ELISA.
- •c. Anti-b2glycoprotein-I antibody of IgG and/or IgM isotype in serum or plasma (in titer >the 99th percentile), present on two or more occasions, at least 12 weeks apart, measured by a standardized ELISA, according to recommended procedures.
排除标准
- •- Age below 18 years
- •- Current use of antibiotics
- •- History of gastro-enteritis in the past month
- •- History of inflammatory bowel disease
- •- Planned change in the following medication during the study period (either start, stop or dose change): platelet aggregation inhibitors, oral anticoagulants, heparins, hormonal therapy.
- •- Current pregnancy or pregnancy in the past 6 weeks
- •- Arterial or venous thrombosis in the past month
- •- Allergy to vancomycin
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