Well-concealed advanced duodenal carcinoma with Muir–Torre syndrome: a case report and review of literature

Abstract Background Muir–Torre syndrome is an autosomal-dominant mutation in mismatch repair genes that gives rise to sebaceous tumors and visceral malignancies over time. Because colorectal and genitourinary cancers are common in Muir–Torre syndrome, duodenal carcinoma diagnoses are often delayed....

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