Primary duodenal carcinoma can show divergent growth patterns.

2003 SEP 1 - (NewsRx.com & NewsRx.net) -- Primary duodenal carcinoma can show divergent growth patterns.

"Primary duodenal adenocarcinoma accounts for less than 0.5% of all gastrointestinal cancers," scientists in the United States report.

"We report a case of duodenal adenocarcinoma with highly divergent growth patterns consisting of poorly differentiated adenocarcinoma and neuroendocrine carcinoma proven to arise as a single neoplasm of monoclonal origin, as demonstrated by microdissection-based mutational profiling," wrote O. Cheung and colleagues, University of Pittsburgh Medical Center.

"Multicomponent growth patterns, as seen in this case, can …