anal ducts

a·nal ducts

short ducts lined with simple columnar to stratified columnar epithelium that extend from the valvulae anales to the sinus anales.

a·nal ducts

(ā'năl dŭkts)
Short ducts lined with simple columnar or stratified columnar epithelium that extend from the valvulae anales to the sinus anales.
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References in periodicals archive ?
7) In addition, the anal ducts that drain anal glands open in the ATZ (Figure 3).
Although the original WHO classification listed this tumor under the category "adenocarcinoma of anal glands," these tumors may actually arise from or be related to anal ducts that drain the anal glands, and may therefore be more appropriately termed anal duct adenocarcinoma.
Moreover, carcinomas associated with anal fistulae are often mucinous, and it remains to be determined if at least some of such fistula-associated tumors are actually of anal gland or anal duct origin.