Clinical Research Directory

Inclusion Criteria: 1. Male or female. 2. Adult or child without age limit. 3. Carrier of a constitutional or mosaic alteration of the PTEN gene established and/or confirmed by the Institut Bergonié's genetics laboratory, following a request for molecular diagnosis made between 1997 and 2027. 4. Participant informed of his genetic diagnosis. 5. Participant informed and not having expressed non-opposition to participate in the research. 6. Participant affiliated to a French social security system in accordance with French law on research involving the human person. Exclusion Criteria: 1. Participant under guardianship or curatorship. Exception: a participant with autism may be included in the study. 2. Persons deprived of their liberty by a judicial or administrative decision. 3. Persons under psychiatric care, persons admitted to a health or social establishment for purposes other than research; Exception: a participant with autism may be included in the study.