1st, the rectum and the partial colon sigmoideums excision specimen,length 11cm, is apart from far breaks carries 3cm place to havediscoid one sticks out, the ulcer swells the block, the size5.5×3×1cm, implicates the intestines week diameter 1/2. 2nd, histology type: The rectum infiltrates the germ cells cancer (3levels), the stove region has the pituitary gland cancer to split up,nature lymphocyte response (++). The tumor penetrates the myo- levelto reach 浆膜 under, and forms the most cancers tubercle, the stoveregion organized cell, the foreign matter great cellular effect, aremost 淋巴管in has the cancer hitch. The specimen far breaks the endand delivers examines "the straight grief-stricken end" the mucousmembrane chronic inflammation, the epidermis mild heterogeneous typeproliferation, the specimen nearly breaks the end and deliversexamines "nearly breaks the end" the mucous membrane chronicinflammation, partial epidermises pure proliferation. 3rd, nearby the tumor lymph node altogether 145, 141 have themetastasis (1.41/145 million). On the tumor group lymph nodealtogether 78, the shift rate reach 50% (39,/78), the partial lymphnodes have the necrosis, "直肠系膜 under the root" the lymph nodereactivity proliferation, does not have the metastasis (0/1). WHOstage III (T3N2M0).