Bariatric surgery and EmbrYONic Development

Bariatric surgery and EmbrYONic Development - BEYOND study

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

NL-OMON

Registry ID

NL-OMON48200

Enrollment

190

Registered

2019-11-05

Start date

2020-03-03

Completion date

Unknown

Last updated

2026-03-16

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

embryonic development Weight-loss surgery

Interventions

None listed

Eligibility

Age

18 Years to 99 Years

Inclusion criteria

Inclusion criteria: Cases (women) 1) Women >= 18 and 45 = 18 and 45

Exclusion criteria

Exclusion criteria: 1) Unable or unwilling to give informed consent. 2) Multiple pregnancy.

Design outcomes

Primary

Measure	Time frame
The relationship between bariatric surgery and embryonic growth measured by embryonic volume offline on 3D ultrasound scans and Virtual Reality-techniques.	—

Secondary

Measure	Time frame
The relationship between bariatric surgery and: a) Maternal biomarkers such as vitamin status (blood) b) Vaginal and faecal microbiome c) (Pre)clinical maternal outcomes (e.g. pregnancy outcome, preeclampsia, gestational diabetes) d) (Pre)clinical embryonic/foetal outcomes (e.g. growth trajectories in the first, second and third trimester, miscarriage, birth weight) e) Maternal conditions and lifestyle (e.g. medication use, intoxications, infections, physical activity, working activities, body mass index (BMI), blood pressure, nutrition, smoking, alcohol, folic acid supplement use, vitamin supplement use) f) Placental development	—

Measure

Time frame

The relationship between bariatric surgery and: a) Maternal biomarkers such as vitamin status (blood) b) Vaginal and faecal microbiome c) (Pre)clinical maternal outcomes (e.g. pregnancy outcome, preeclampsia, gestational diabetes) d) (Pre)clinical embryonic/foetal outcomes (e.g. growth trajectories in the first, second and third trimester, miscarriage, birth weight) e) Maternal conditions and lifestyle (e.g. medication use, intoxications, infections, physical activity, working activities, body mass index (BMI), blood pressure, nutrition, smoking, alcohol, folic acid supplement use, vitamin supplement use) f) Placental development

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Countries

Netherlands

Outcome results