Clinical, Molecular and Physiopathological Study of Cohen Syndrome and Cohen-like Syndromes
Completed
- Conditions
- Cohen Syndrome
- Registration Number
- NCT01907555
- Lead Sponsor
- Centre Hospitalier Universitaire Dijon
- Brief Summary
This project will make it possible to better understand the natural history of Cohen Syndrom and the phenotypes associated with mutations in the VPS13B gene, to improve the therapeutic management of patients. It will also provide a better description of Cohen-like syndrome for genetic counselling for the families concerned.
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- COMPLETED
- Sex
- All
- Target Recruitment
- 100
Inclusion Criteria
- Patients presenting Cohen syndrome and two VPS13B mutations
- who accept a clinical evaluation, and to provide at least one blood sample
- Patients presenting the diagnostic criteria of Cohen syndrome, but without a VPS13B mutation
- Patients presenting neutropenia or pigmentary retinopathy and at least one of the following signs, after exclusion of any other syndrome: mental retardation, microcephaly, truncal obesity
Exclusion Criteria
-
- Patients who do not meet the clinical and/or molecular criteria
- Patients who do not wish to provide a blood sample for question 1,
- Patients who have not provided written informed consent,
- Pregnant or breast-feeding women,
- Persons not covered by National Health Insurance and persons under guardianship or in prison.
Study & Design
- Study Type
- OBSERVATIONAL
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method spectrum of mutations VPS13B baseline
- Secondary Outcome Measures
Name Time Method
Trial Locations
- Locations (1)
CHU de Dijon
🇫🇷Dijon, France