Adenocarcinoma of the third portion of the duodenum in a man with CREST syndrome

Background CREST (Calcinosis, Raynaud's phenomenon, Esophageal dysmotility, Sclerodactyly and Telangiectasias) syndrome has been rarely associated with other malignancies (lung, esophagus).This is the first report of a primary adenocarcinoma of the third portion of the duodenum in a patient with CREST syndrome.