According to literature review, we found that tumors from gastric origin are distinguished by the expression of some adenoepithelial and/or gastrointestinal markers including Ckpan (AE1/AE3), CK7, CK8/18, CK19, CEA, CDX-2 or EMA, which were all positive in our case ( Table1 ). 1, 2, 5 - 10 The clinical history is usually helpful.