A biopsy of gastric sinus erosion has a higher chance of being benign, depending on the gastroscopy. Gastric sinus erosion, if the biopsy of pathological tissue under gastroscopy is performed, the results of the examination are usually benign or malignant. If the gastric sinus erosion is caused by erosive gastritis, this situation usually only appeared in the gastric mucous membrane damage, and triggered by the gastric sinus erosion, the chances of benign than a little bit more, most of them are suggestive of local inflammatory changes. But there are also a few cases of malignant tumors, that is, gastric cancer, gastric sinus erosion biopsy the chances of benign need to look at the situation under the gastroscope. If there is stomach discomfort, it is recommended that patients improve the gastric examination as soon as possible, so that early detection and early treatment in order to slow down the progress of the disease.