Carcinoid of the stomach complicated by occult bleeding

Carcinoid, which belongs to the group of hormonally active tumors, does not belong to the number of frequently occurring neoplasms of the stomach; therefore, each report about it is of practical interest. If it is complicated by occult bleeding, it can cause hypochromic anemia, incomprehensible at first glance, and the existing carcinoid syndrome creates even greater diagnostic difficulties. The doubts of even experienced pathohistologists in determining the histogenetic affiliation of a removed tumor are quite understandable, because the diversity and diversity of the cell structure of the carcinoid sometimes pose a difficult task for them.