What is the general condition of a 0.4 cm diameter flat bulge in the upper part of the body of the stomach?

A flat bulge of 0.4 cm in diameter in the upper part of the gastric body is commonly associated with vascular malformations and substantial masses.
Flat bulge of gastric body may be caused by gastric vascular malformation or cystic mass, which is usually benign lesion.
Gastric bulge may also be some substantial masses, such as smooth muscle tumor, gastric mesenchymal stromal tumor, lipoma, ectopic pancreas, etc., which need to be further improved ultrasound endoscopy, CT and other examinations to clarify the lesion, and if necessary, require surgical treatment.
Gastric body bulge is also called gastric polyp before clarifying the nature of the pathology, and its pathological nature has inflammatory polyp, hyperplastic polyp, adenomatous polyp, of which inflammatory polyp is generally benign and does not require special treatment.
If the patient is found to have gastric bulge, it is recommended to actively seek medical treatment and follow the doctor’s treatment advice and active treatment.