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National cohort of children with idiopathic nephrotic syndrome

A National Prospective Cohort of Patients With Idiopathic Nephrotic Syndrome Beginning in Childhood.

Observational University Hospital, Limoges · NCT04207580

This study is trying to gather information from children with idiopathic nephrotic syndrome to better understand the condition and improve future treatments.

Quick facts

Study typeObservational
Enrollment1180 (estimated)
AgesN/A to 18 Years
SexAll
SponsorUniversity Hospital, Limoges Academic / other
Locations48 sites (Agen and 47 other locations)
Trial IDNCT04207580 on ClinicalTrials.gov

What this trial studies

This study aims to create a prospective cohort of pediatric patients diagnosed with idiopathic nephrotic syndrome (INS) to collect and analyze their epidemiological characteristics. The cohort will include patients treated at centers affiliated with the Société de Néphrologie Pédiatrique in France, with data collected through medical records, telephone interviews, and quality of life questionnaires. The goal is to establish a structured follow-up system that will facilitate future cohort-nested trials and improve understanding of this rare disease.

Who should consider this trial

Good fit: Ideal candidates for this study are children under 18 years of age diagnosed with idiopathic nephrotic syndrome since January 1, 2018.

Not a fit: Patients who do not meet the inclusion criteria or refuse to participate will not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved treatment strategies and better management of idiopathic nephrotic syndrome in children.

How similar studies have performed: While there have been studies on nephrotic syndrome, this specific cohort approach is novel and aims to fill a gap in structured follow-up for pediatric patients.

Eligibility criteria

Show full inclusion / exclusion criteria 
Inclusion Criteria:

* Patient under 18 years of age
* With idiopathic nephrotic syndrome (according to SPN criteria) beginning after January 1, 2018
* Child seen at least once in consultation or hospitalization by a pediatrician member of the Society of Pediatric Nephrology
* Residing in France
* Consent signed by parents and patient's agreement to participate (if of age)
* Affiliated to a social security system.

Exclusion Criteria:

* Refusal of the patient or legal representatives to participate in the cohort

Where this trial is running

Agen and 47 other locations

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
View on ClinicalTrials.gov → Find more trials like this →
Conditions Idiopathic Nephrotic SyndromeCohort - Idiopathic nephrotic syndrome - child
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.