Gastrointestinal neuroendocrine tumors are rare slow-growing tumors with distinct
histological, biological, and clinical characteristics that have increased in incidence and …

At present there is no universally accepted classification for gastritis. The first successful
classification (The Sydney System) that is still commonly used by medical professionals was …

Several conditions associated with reduced gastric acid secretion confer an altered risk of
develo** a gastric malignancy. Helicobacter pylori-induced atrophic gastritis predisposes …

Background Gastric polyps are important as some have malignant potential. If such polyps
are left untreated, gastric cancer may result. The malignant potential depends on the …

Gastroenteropancreatic neuroendocrine neoplasms (GEP-NENs) represent a heterogenous
group of tumors arising from a variety of neuroendocrine cell types. The incidence and …

Background & Aims Pernicious anemia, a result of autoimmune gastritis, is the most
common cause of vitamin B 12 deficiency, affecting 2% to 5% of the elderly population …

Background Autoimmune atrophic gastritis (AAG) is characterised by a wide clinical
spectrum that could delay its diagnosis. Aims To quantify the diagnostic delay in patients …

Chronic atrophic gastritis (CAG) is an inflammatory condition characterized by the loss of
gastric glandular structures which are replaced by connective tissue (non-metaplastic …

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Background: Type I gastric carcinoids (TIGCs) are neuroendocrine neoplasms arising from
enterochromaffin-like cells in atrophic body gastritis. Data regarding their evolution in …