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Up to: Hereditary neoplastic syndrome
NTHL1-deficiency tumor predisposition syndrome
Biallelic constitutional/germline loss-of-function NTHL1 variants confer predisposition to tumor formation demonstrating ‘COSMIC Signature 30’ mutation profile. Tumors have been reported at multiple primary sites; in particular adenomatous polyposis of colon (~10-50 polyps), colorectal cancer, and breast cancer.
This condition has no sub-types.