These are metastases from a colonic adenocarcinoma.
dict.youdao.com
显微镜下, 中分化结肠腺癌.
Microscopically, a moderately differentiated adenocarcinoma of colon is seen here.
dict.bioon.com
结肠腺癌：坏死，柱状，核深染。
N Colon adenocarcinoma: Necrosis, columnar, hyperchromatic nuclei.
bbs.ipathology.cn
结肠活检中骨组织的出现可能会与结肠腺癌侵犯到骨混淆，或者与癌肉瘤相混淆。
The presence of osseous tissue in colonic biopsy material might be confused with colonic adenocarcinoma invading into bone or with a carcinosarcoma ( metaplastic carcinoma).
dict.bioon.com
结肠腺癌在三十岁以下的的病人是很少见的，发现的时候多已经有癌症转移的情形。
Adenocarcinoma of the colon is an unusual disease in patients under 30 years, and generally presents as advanced disease.
