Dukes' classification

[do̳ks] a system of staging colorectal tumors based on evaluation of the depth of invasion of the carcinoma and the presence or absence of metastasis. The four stages are: A, confined to the mucosa and submucosa; B, invasion through the muscularis without lymph node involvement; C, invasion through the muscularis with regional node metastasis; and D, tumor metastasis to distant sites. See illustration.

Modified Dukes' staging system for colorectal cancer. From Aspinall and Taylor-Robinson, 2001.

单词	dukes' classification
释义	Dukes' classification Dukes' classification [do̳ks] a system of staging colorectal tumors based on evaluation of the depth of invasion of the carcinoma and the presence or absence of metastasis. The four stages are: A, confined to the mucosa and submucosa; B, invasion through the muscularis without lymph node involvement; C, invasion through the muscularis with regional node metastasis; and D, tumor metastasis to distant sites. See illustration. Modified Dukes' staging system for colorectal cancer. From Aspinall and Taylor-Robinson, 2001.
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