Most patient is without a symptom, if semiotic much performance is meal hind full bilge, ache of belch, anorexia, disgusting, epigastrium is unwell, or angular, anaemic, glossitis, diarrhoea.

• 大多数病人毫无症状，如有症状多表现为饭后饱胀、嗳气、食欲减退、恶心、上腹部疼痛不适，或消瘦、贫血、舌炎、腹泻等。