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Clinical and genetic analysis of Liddle syndrome caused by a novel de novo nonsense mutation in the SCNN1B gene

Clinical and genetic analysis of Liddle syndrome caused by a novel de novo nonsense mutation in the SCNN1B gene

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600128629
Enrollment
Unknown
Registered
2026-07-23
Start date
2026-07-23
Completion date
Unknown
Last updated
2026-08-03

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

Conditions

Liddle syndrome (early-onset hypertension, hypokalemia, suppressed renin, low aldosterone)

Interventions

Proband group:None

Sponsors

Fuzhou University Affiliated Provincial Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
8 Years to 60 Years

Inclusion criteria

Inclusion criteria: 1.Proband carrying the SCNN1B heterozygous nonsense mutation confirmed by whole-exome sequencing; 2.Biological mother and younger brother of the proband; 3.Willing to participate and provide written informed consent (guardian consent for minors); 4.Able to provide peripheral blood sample for genetic validation;

Exclusion criteria

Exclusion criteria: 1.Refusal to participate or to provide informed consent; 2.Unable to provide peripheral blood sample; 3.Presence of other known monogenic hypertension (e.g., familial hyperaldosteronism, mutations in other Liddle syndrome-causing genes); 4.Severe cardiac, hepatic, renal dysfunction or malignancy that may confound the study results;

Design outcomes

Primary

MeasureTime frame
Systolic/Diastolic blood pressure;SCNN1B genotype;serum potassium;

Secondary

MeasureTime frame
Plasma renin concentration;plasma aldosterone;

Countries

China

Contacts

Public ContactLin Huirong

Fuzhou University Affiliated Provincial Hospital

lhrose@126.com+86 591 88217401

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Aug 10, 2026