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Lynch syndrome and sextuple primary malignancies.
Donatas Danys1, Eugenijus Stratilatovas1, Vaidas Cereska2
1a Center of Abdominal Surgery , Vilnius University Hospital Santariskiu Clinics , Vilnius , Lithuania.
Lynch syndrome, a hereditary cancer predisposition, can lead to multiple, early-onset tumors. This case highlights a rare instance of six metachronous digestive tract malignancies in one patient with Lynch syndrome.
Area of Science:
- Genetics and Oncology
- Hereditary Cancer Syndromes
Background:
- Lynch syndrome, also known as hereditary nonpolyposis colorectal cancer, is the most common hereditary colorectal cancer, accounting for 1-3% of cases.
- It is an autosomal dominant condition linked to mutations in DNA mismatch repair genes, increasing susceptibility to various cancers at an earlier age.
Observation:
- This report details a rare clinical case of a 61-year-old female diagnosed with extracolonic Lynch syndrome.
- The patient developed six metachronous tumors within the digestive tract over a 21-year period (1993-2014).
Findings:
- This represents the first reported case of six primary malignancies in an individual with Lynch syndrome.
- The patient's history underscores the potential for multiple, diverse cancer development in Lynch syndrome patients.
Implications:
- Early diagnosis and comprehensive screening for Lynch syndrome are crucial for detecting various malignancies.
- This case emphasizes the importance of vigilant surveillance for extracolonic tumors in patients with Lynch syndrome.
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