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A 16-year-old girl had repeated epigastric pain and nausea without any lower abdominal symptoms for 2 years prior to being referred to our hospital. Two years previously, she had undergone oesophagogastroduodenoscopy (EGD) and was diagnosed with chronic gastritis. She denied any other medical history. Physical examination was normal. Laboratory data revealed an iron deficiency anaemia and she had hypoalbuminaemia (serum albumin, 3.1 g/dL). Serum gastrin was 200 pg/mL and vitamin B12 was 270 pg/mL. Antigastric parietal cell and anti-intrinsic factor antibodies and Helicobacter pylori infection were negative. Colonoscopy did not show any abnormalities, and EGD in our hospital revealed diffuse atrophic mucosa with nodular changes observed only in the gastric body circumferentially (figure 1A). In addition, there were …
Contributors HE acquired the data and drafted the manuscript. TO acquired the pictures and edited the manuscript. SH acquired the histological pictures and edited the manuscript. HM revised the manuscript for important intellectual content.
Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.
Competing interests None declared.
Patient and public involvement Patients and/or the public were not involved in the design, or conduct, or reporting, or dissemination plans of this research.
Provenance and peer review Not commissioned; externally peer reviewed.