Acquired double pylorus: Clinical and endoscopic characteristics and four-year follow-up observations

Figure 2 Gastric fundus mucosal congestion, erosion, active bleeding and an irregular hematin-based shallow ulcer within the thin white fur (arrow) in the 58-year-old man who underwent endoscopy due to coffee-ground vomitus and melena. Prior to the occurrence of the melena, the patient had ingested 8 bags of TouTongFen.