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Diagnostic Value of Exome/ Genome Sequencing, Conventional Methods in Rare Diseases and Familial Tumor Syndromes

Diagnostic Value of Exome and Genome Sequencing as Well as Conventional Methods in Rare Diseases and Familial Tumor Syndromes

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT04731857
Acronym
EXGEFATU
Enrollment
12000
Registered
2021-02-01
Start date
2021-02-18
Completion date
2031-02-01
Last updated
2026-05-04

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

Conditions

Genetic Predisposition, Rare Diseases

Keywords

Rare Diseases, Genetic Predisposition, Next Generation Sequencing (NGS), Polygenic risk scores (PRSs), Repeat-Expansion, Genetic variation

Brief summary

For the retrospective data analysis, patients with genetic diseases of any age and, if available, other family members, for whom genetic analyzes were carried out between 10/2016 and 12/2020, should be included. This equates to approximately 13,000 records, minus combined analyzes in the same patient, an estimated 12,000 individuals.

Detailed description

The methodological developments of the last few years allow the broad use of next-generation-sequencing (NGS) -based methods in the routine molecular genetic diagnosis of genetic diseases.The aim of the retrospective data analysis is to create a solid data basis for further discussion regarding the development and mapping of diagnostic algorithms and subsequent supply routes. For the genome data, this evaluation is to be expanded to include the evaluation of the Polygenic risk scores (PRSs) in the sense of an additional finding.

Interventions

The outlined evaluation contributes to the improvement of molecular genetic diagnostics in patient care - for example when which diagnostics can be sensibly recommended for patients with which indications or not. Diagnostic gaps can be systematically evaluated and specifically addressed in the future. This potentially affects every examination assignment for current and future patients. In addition, the evaluation of the PRSs for example, can contribute significantly to the timely introduction to routine diagnostics. For familial breast cancer, according to the guidelines, there may be very specific preventive measures. Estimates currently assume up to 5% of patients, which would mean up to 25 cases per year with a potentially adapted management for patients with the question of a tumor disease alone.

Sponsors

University Hospital Tuebingen
Lead SponsorOTHER

Study design

Observational model
COHORT
Time perspective
RETROSPECTIVE

Eligibility

Sex/Gender
ALL
Healthy volunteers
No

Inclusion criteria

* Patient with genetic disease or * Family members * Genetic analysis between 10/2016 and 12/2020 at the Institute for Medical Genetics and Applied Genomics at the University Hospital Tübingen

Exclusion criteria

\- None

Design outcomes

Primary

MeasureTime frameDescription
DiagnosisDay 1Number of established probable diagnosis using molecular genetic diagnostics

Countries

Germany

Contacts

CONTACTTobias Haack, Dr.
tobias.haack@med.uni-tuebingen.de+49 7071 298
CONTACTOlaf Rieß, Prof. Dr.
olaf.riess@med.uni-tuebingen.de+49 7071 298
PRINCIPAL_INVESTIGATORTobias Haack, Dr.

University Hospital Tübingen

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: May 5, 2026