Clinical trial Recruiting at 1 site Observational

Understanding genetic factors in Alport Syndrome

Official title: Association Analysis Between Variants of COL4A3/COL4A4/COL4A5 and Alport Syndrome in the Han Chinese Population

Run by Xinhua Hospital, Shanghai Jiao Tong University School of Medicine · NCT04947813 · Data updated 2026-11-12

This study is trying to see how certain gene changes in families with Alport syndrome affect kidney problems and hearing loss.

Quick facts

Study typeObservational
SexAll
Enrollment8165 (estimated)
SponsorXinhua Hospital, Shanghai Jiao Tong University School of Medicine
Academic / other
Locations1 site (Shanghai)
StatusRecruiting
StartedJanuary 1, 2021
Main results expectedDecember 31, 2025
Study endsDecember 31, 2030
Registry record updatedJuly 1, 2021
Trial IDNCT04947813 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates include individuals and families with a history of renal hematuria, regardless of age or sex.

Probably not a fit

Patients with other primary or secondary kidney diseases, such as polycystic kidney disease or lupus nephritis, may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This observational study focuses on Alport syndrome, a genetic disorder caused by mutations in specific collagen genes. It aims to enroll families and patients with a history of renal hematuria across 27 hospitals in the Huadong region of China. Using next-generation sequencing, the study will analyze the relationship between genetic variants in the COL4A3, COL4A4, and COL4A5 genes and various clinical outcomes, such as kidney disease progression and hearing loss. The goal is to better understand how these genetic factors influence the disease's phenotype.

Why it matters

Potential benefit: If successful, this study could lead to improved genetic screening and management strategies for patients with Alport syndrome.

How similar studies have gone: Other studies have shown success in understanding genotype-phenotype correlations in genetic disorders, making this approach promising.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

1. Age: up to 99 Years (Child, Adult, Older Adult)
2. Sex: All;
3. Families and patients with a history of renal hematuria;
4. Those who signed the informed consent.

Exclusion Criteria:

1. Polycystic kidney disease, hypertensive nephropathy, etc.;
2. Kidney biopsy is diagnosed as other primary/secondary kidney disease without type IV collagen-related kidney disease, including IgA nephropathy, membranous nephropathy, lupus nephritis, etc.
3. Incomplete medical history or clinical data.

Where it's running

  • China Xinhua Hospital, Shanghai Jiao Tong University School of Medicine.
    Shanghai, China
    Recruiting

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

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How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 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.