Actual questions of endoscopic diagnostic of non-Hodgkin lymphoma of stomach

   In given article non-Hodgkin lymphomas epidemiology, main attempts of gastrointestinal tract (GIT) lymphomas sistematization, basic methods of stomach NHL diagnostics, such as radiologic and endoscopic are described. Also importance of modern endoscopic diagnostics methods is discussed: chromogastroscopy, magnifying and narrow spectral endoscopy. Morphological confirmation problems of neoplasm histologic structure using forceps biopsies during endoscopic examination are noted; possibilities of expanded procedures taking a sample, such as endoscopic resection mucous and submucosal layers are described. Possibilities and importance of endosonography both in diagnostics and in differentiation of NHL and a various malignant and non-malignant stomach pathology are in detail described.