https://www.selleckchem.com/pr....oducts/prt062607-p50
Presacral recurrence, a special recurrence type in rectal cancer after surgical treatment, refers to recurrent cancer invading the presacral soft tissue or the bony structure of sacrum. It is also a major constituent of recurrent rectal cancer (15.63% to 41.67%). Reports show that presacral recurrence rate is about 2.8% to 4.8%, and it is associated with clinic staging, pathological type, surgical approach, (neo) adjuvant radiochemotherapy, tumor distance from the anus, positive circumferential margin, lymph node metastasi
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