Biopsies of the gastric mucosa revealed chronic inflammation and a decrease of parietal cells.The antral G-cell density on immunohistochemical study wes less than normal.

• 胃代膀胱造影未见输尿管返流，双肾无积水，代膀胱粘膜活检为慢性炎症，免疫组化检查G细胞较正常减少。