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Recurrent miscarriages: Causes, treatment and consequences.

Recurrent miscarriages: Causes, treatment and consequences.

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
NL-OMON
Registry ID
NL-OMON20356
Enrollment
60
Registered
2011-10-18
Start date
2011-12-01
Completion date
Unknown
Last updated
2024-02-28

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

Conditions

None listed

Interventions

None listed

Sponsors

LUMC (Leidsch University Mediccal Center)
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: 1. > two subsequently miscarriages; 2. Maternal age < 40.

Exclusion criteria

Exclusion criteria: 1. Parental chromosomal abnormalities; 2. Uterus anomalies; 3. Cervical insufficiency; 4. Untreated thyroid disease; 5. Patient mentally or legally incapacity; 6. Any history of/ or recent alcohol or drug abuse; 7. Poor balance or treatment of diabetes mellitus; 8. ART (assisted reproductive technology) pregnancies.

Design outcomes

Primary

MeasureTime frame
Pregnancy outcome.

Secondary

MeasureTime frame
1. To describe maternal immune responses in women with miscarriages compared to women with an ongoing pregnancy and women with a normal pregnancy at different gestational periods; 2. To research which role medication (progesteron, anticoagulantia) plays in the immune response and pregnancy outcome; 3. To research whether specific KIR genes combined with specific HLA-C ligands determines or influences pregnancy outcome; 4. To research the presence of KIR and KAR on NK cells, and their effect on cytokine profiles during pregnancy and pregnancy outcome; 5. To research whether the proportion of Th1 cells compared to the proportion of Th2 cells influences pregnancy outcome; 6. To study the presence of C4d deposition in placental tissue in patients with recurrent miscarriage in relation to the presence of autoantibodies, allo-antibodies and to pregnancy outcome; 7. To determine whether cytokines, chemokines or sHLA-1 in sperm influences pregnancy outcomes.

Contacts

Public ContactK.W.M. Bloemenkamp

PO Box 9600

k.w.m.bloemenkamp@lumc.nl+31 (0)71 5263360

Outcome results

None listed

Source: NL-OMON (via WHO ICTRP)