胃癌組織型分類

 一般型 Common Type(略号)
     乳頭腺癌 Papillary adenocarcinoma(写真)(pap)

     管状腺癌 Tubular adenocarcinoma(写真)(tub)
       高分化型 well differentiated type(tub1)
       中分化型 moderately differentiated type(tub2)

     低分化型腺癌 Poorly differentiated adenocarcinoma(por)
       充実型 Solid type(por1)
       非充実型 non-solid type(por2)

     印環細胞癌 Signet-ring cell carcinoma(写真)(sig)

     粘液癌 Mucinous adenocarcinoma(muc)

 特殊型 Special type
     腺扁平上皮癌 Adenosquamous carcinoma

     扁平上皮癌 Squamous cell carcinoma

     カルチノイド腫瘍 Carcinoid tumor(写真)

 その他の癌 Miscellaneous carcinoma
     小細胞癌(内分泌細胞癌) Small cell carcinoma
           (endocrine cell carcinoma)

     未分化癌 Undifferentiated carcinoma

     絨毛癌 Choriocarcinoma

     AFP産性胃癌 AFP producing carcinoma