Abstract
objective To clarify the significance and puncture path of 125I radioactive seeds implantation in treatment of postoperative local recurrence and pelvic metastasis in patients with rectal cancer. Methods Clinical data of 8 rectal cancer patients with postoperative local recurrence and pelvic metastasis treated by ultrasound guided 125I radioactive seed implantation were retrospectively analyzed and the therapeutic effects were observed. Results After the treatment, the symptoms of 5 cases suffering from hematochezia and 2 cases with vaginal bleeding disappeared within 21 to 30 days. 7 patients with preoperative pain relieved after treatment. There was no tumor progression from postoperative imaging examination. Conclusion 125I radioactive seed implantation can effectively improve the life quality of rectal cancer patients with postoperative local recurrence and pelvic metastasis. Key words: 125I rectal cancer; Tumor recurrence; Brachytherapy
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