This content delves into stomach examination techniques and the identification of neuroendocrine tumors. It underscores the significance of a meticulous examination, taking photographs, and inspecting different stomach areas. It also explores various types of polyps, their appearances in different imaging modes, and the traits of hyperplastic polyps. The presence of atrophic areas and intestinal metaplasia in the stomach is highlighted, stressing the need for a careful biopsy. The discussion also includes resection scars and neuroendocrine tumors' appearance.