A.<5mm B.5~10mm C.10~15mm D.15~20mm E.>20mm
A.乏力 B.上腹痛 C.惡心 D.發(fā)熱 E.飽脹感
A.黏膜或黏膜下層有淋巴細胞浸潤B.黏膜充血,色澤紅潤,邊緣模糊C.黏膜呈淡紅、灰色,呈彌散性,黏膜變厚D.黏膜萎縮伴有化生E.水腫與充血區(qū)共存,形成紅白相間征象,粘膜光滑