On a Complex Biphasic Neoplasm Involving the Ovary and Omentum Expressing Neuroendocrine Markers, HBME1 and TTF1: A Case Report and the Literature Review

Abstract

A Case of Malignant Mixed Ovarian Tumor (OMMMT) with synchronous mesenteric localization presenting heterologous expression of neuroendocrine markers, mesothelin and TTFI is studied. The peculiarity of this case is that of presenting immunophenotypic characters not yet reported in the literature in OMMMT.