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Study for clinical and genetic heterogeneity of Prader Willi syndrome

Study for clinical and genetic heterogeneity of Prader Willi syndrome

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR1900020705
Enrollment
Unknown
Registered
2019-01-14
Start date
2018-07-19
Completion date
Unknown
Last updated
2019-01-28

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

Conditions

Prader Willi syndrome

Interventions

Infantile group:age
Preschool group :age
School age group:age
Teenagers:age

Sponsors

Children's Hospital of Zhejiang University School of Medicine
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1) From July 2018 to July 2020, patients who met the diagnostic criteria for Prader Willi syndrome were treated according to the revised criteria proposed by Holm in 1993 and Cassidy in 2012, including 6 main criteria, 11 secondary criteria and 8 supporting evidence. The total score of age < 3 years old is more than 5 points, the main diagnostic criteria can be diagnosed as 4 points; the total score of age = 3 years old is more than 8 points, and the main diagnostic criteria can be diagnosed as 5 points; (2) PWS was suspected clinically, but the clinical score did not meet the diagnostic criteria; (3) Unknown causes of central dystonia and feeding difficulties in infants and young children.

Exclusion criteria

Exclusion criteria: Patients suspected of PWS but whose clinical scores did not meet the diagnostic criteria and those with unexplained central dystonia and feeding difficulties in infancy had negative genetic diagnosis finally.

Design outcomes

Primary

MeasureTime frame
height;weight;clinical manifestation;hepatic and renal function;IGF-1;

Countries

China

Contacts

Public ContactZOU Chao-Chun

Children's Hospital of Zhejiang University School of Medicine

zcc14@zju.edu.cn+86 15067123060

Outcome results

None listed

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