Abstract:
PURPOSE:To investigate the safety and feasibility of intraluminal brachytherapy using 125I seed strand for locally advanced pancreatic ductal adenocarcinoma with obstructive jaundice. METHODS AND MATERIALS:From January 2010 to February 2015, 18 consecutive patients diagnosed with locally advanced, nonmetastatic, inoperable pancreatic ductal adenocarcinoma with obstructive jaundice were enrolled and underwent intraluminal brachytherapy using 125I seed strand. Dose calculation was performed using a software. The procedure-related and radiation complications were assessed. Obstruction-free survival and overall survival were calculated using the Kaplan-Meier method. RESULTS:The technique successful rate of 125I seed strand implantation was 100%. Successful bile drainage was achieved in all patients. The estimated mean accumulating dose (R = 5 mm, z = 0, 240 days) was 167.2 Gy, from 164.19 to 170.05 Gy. Two patients had adverse event of Grade 3, one of Grade 4. Stent dysfunction occurred in 1/18 (5.6%) patients. The mean and median obstruction-free survival time were 10.61 months (95% confidence interval [CI]: 7.04, 14.18) and 7.26 months (95% CI: 2.14, 12.38). The mean and median overall survival time were 11.91 months (95% CI: 7.39, 16.43) and 7.26 months (95% CI: 2.14, 12.38). CONCLUSIONS:Intraluminal brachytherapy using 125I seed strand may be consider as a safe treatment option for the therapy of locally advanced pancreatic duct adenocarcinoma complicated by obstructive jaundice with acceptable complication rates.
journal_name
Brachytherapyjournal_title
Brachytherapyauthors
Yang M,Yan Z,Luo J,Liu Q,Zhang W,Ma J,Zhang Z,Yu T,Zhao Q,Liu Ldoi
10.1016/j.brachy.2016.05.004subject
Has Abstractpub_date
2016-01-01 00:00:00pages
859-864issue
6eissn
1538-4721issn
1873-1449pii
S1538-4721(16)30479-2journal_volume
15pub_type
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