BRCA2 Mutation Carrier with Multiple Cancers: A Case Report
Author Information
Author(s): Su Elena, Christinat Yann, McKee Thomas, Azzarello-Burri Silvia, Jochum Wolfram, Fischer Stefanie, Rothermundt Christian
Primary Institution: Cantonal Hospital St. Gallen
Hypothesis
What is the tumor spectrum associated with a BRCA2 germline mutation in a patient with multiple malignancies?
Conclusion
The BRCA2 c.5946del variant can lead to an unusual tumor spectrum, potentially causing delayed diagnosis of hereditary tumor predisposition.
Supporting Evidence
- BRCA2 mutations are linked to various cancers, including breast and ovarian cancer.
- The patient developed five different malignancies over 15 years.
- Genetic testing revealed additional mutations in the APC, BRIP1, and ATR genes.
- Family history indicated a significant prevalence of cancer.
- Multiple rounds of genetic testing were required for diagnosis.
Takeaway
This study talks about a 70-year-old woman who had five different types of cancer because of a gene mutation. It shows that some gene mutations can cause unexpected cancers.
Methodology
The study involved whole-exome sequencing and genetic testing of the patient and her family members.
Limitations
The study is based on a single case, limiting the generalizability of the findings.
Participant Demographics
The participant is a 70-year-old female of Northern European and likely Ashkenazi Jewish descent.
Digital Object Identifier (DOI)
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