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Understanding fertility in women with chronic kidney disease

Fertility Evaluation in ReNal disease (FERN)

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ISRCTN
Registry ID
ISRCTN23312225
Enrollment
200
Registered
2021-09-28
Start date
2021-08-01
Completion date
Unknown
Last updated
2021-10-11

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

Conditions

Chronic kidney disease Urological and Genital Diseases Chronic kidney disease

Interventions

Study design: Multi-centre prospective observational cohort with blood sample collection and transvaginal ultrasound. Setting: specialist renal clinics in the UK Stud

Sponsors

King's College Hospital NHS Foundation Trust
Lead Sponsor

Eligibility

Sex/Gender
Female

Inclusion criteria

Inclusion criteria: Study group: 1. Women with CKD Stages 1-5 including those with renal transplants and on dialysis 2. =18 years old but =49 years old 3. Willing and able to provide written informed consent Control group: 1. Women aged 18-49 years 2. Male factor infertility 3. Willing and able to provide written informed consent

Exclusion criteria

Exclusion criteria: Study group: 1. Pregnant patients or those who are currently breastfeeding 2. Patient who have active or previous disease/treatment which could have affected their ovarian reserve i.e. chemotherapy, radiotherapy, ovarian surgery 3. Patients who require a translator Control group: 1. Patients who have active or previous disease/treatment which could have affected their fertility 2. Patients who have female factor infertility, i.e. tubal factor, anovulatory disorders, endometriosis, fibroids, low ovarian reserve 3. Patients who have a known medical condition 4. Patient who require a translator

Design outcomes

Primary

MeasureTime frame
1. Fertility assessed using blood markers (AMH, oestradiol, FSH, LH, progesterone, testosterone) and transvaginal ultrasound scan at baseline, 3 months and 6 months

Secondary

MeasureTime frame
1. The relationship of infertility, chronic kidney disease and chronic inflammation investigated using blood markers (O-link inflammatory panel) at baseline, 3 months and 6 months 2. Quality of life measured by a qualitative survey at baseline

Countries

England, United Kingdom

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026