The cardia bulge in the fundus of the stomach may be caused by physiological cardia bulge, or it may be caused by cardia polyp, gastrointestinal mesenchymal tumor and other pathological causes.
1. Physiological reasons: cardia bulge is a morphological change, which may be caused by congenital factors, and the bulge part belongs to the normal tissues of cardia, and there are no pathological changes such as congestion, edema, erosion, atypical hyperplasia, and so on.
2. Pathologic causes:
(1) Cardia polyp: it refers to the polyp growing at the mucous membrane in the cardia area, which may be related to heredity, diet, gastroesophageal reflux and other chronic inflammatory stimulation, and may present with symptoms such as choking sensation of eating, pain, acid reflux, heartburn, and so on.
(2) Gastrointestinal mesenchymal tumor: it is a kind of tumor of mesenchymal origin of gastrointestinal tract, which can occur in the whole digestive tract or only in the stomach, small intestine and other parts of the stomach, and when it occurs in the cardia part of the stomach, the cardia can be seen to be bulging under gastroscopy. Patients may have no symptoms, or they may present with symptoms such as early satiety, dysphagia, abdominal distension, nausea, vomiting, vomiting blood, and black stools.
Cardia bulge at the bottom of the stomach may also be caused by lipoma, smooth muscle tumor, etc. It is recommended to consult a doctor in time to make a clear diagnosis under the doctor’s guidance and carry out targeted treatment.