Clinical Focus ›› 2026, Vol. 41 ›› Issue (3): 228-234.doi: 10.3969/j.issn.1004-583X.2026.03.006

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Multi-center management of arteriovenous fistulas for hemodialysis with a single venous outflow tract in the antecubital perforating vein

Cheng Huidong1, Lou Wenyuan1, Liu Tongqiang2, Li Jing1, Mao Wenbin2, Mou Hongbin3, He Jianqiang1()   

  1. 1. Department of Nephrology, Affiliated Hospital of Jiangsu University, Zhenjiang 212000, China
    2. Department of Nephrology, Changzhou Second People's Hospital, Changzhou 213000, China
    3. Department of Nephrology, Northern Jiangsu People's Hospital, Yangzhou 225000, China
  • Received:2026-01-07 Online:2026-03-20 Published:2026-03-27

Abstract:

Objective To retrospectively analyze the clinical diagnosis and treatment of surgically treated dysfunctional arteriovenous fistulas (AVFs) for a single vein outflow tract in the antecubital perforating vein (APV), and to explore the surgical management strategies for such AVFs. Methods Clinical data, treatment modalities, and follow-up outcomes of hemodialysis patients diagnosed with dysfunctional AVFs for a single vein outflow tract in the APV and required for surgical interventions in the Nephrology Department of three medical institutions from August 2019 to August 2025 were retrospectively reviewed. Success rate, complications, and primary/secondary patency rates were analyzed. Results A total of 27 patients were included, with a mean age of 64.55±11.58 years. The AVF had been established for 50.00 (17.00, 124.00) months. A total of 29 surgeries were performed, including interposition of artificial blood vessel, transposition and anastomosis of the basilic vein(BV), anastomosis of the transvenous BV, AVF reconstruction, and/or combined percutaneous transluminal angioplasty (PTA). AVF function was restored in 26 patients, with a technical success rate of 89.66%, and three failed operations were performed in PTA group. The median follow-up duration was 21.00 (11.75, 27.50) months, and the overall patency rate was 84.61%. The primary patency rate at 6, 12, 18, and 24 months was 88.50%, 69.80%, 41.90%, and 41.90%, respectively. During the follow-up period, 57.69% (15/26) of patients experienced recurrent AVF failures, which was restored by PTA. The 2-year secondary patency rate was 100%. The probability of repeat surgical intervention for AVF in the artificial blood vessel group was higher than that in the other groups. Conclusion Surgical reconstruction of the AVF outflow tract is an effective treatment for dysfunctional AVFs for a single vein outflow tract in the APV, with a high surgical success rate. However, the probability of long-term recurrent AVF failure is high, especially after an interposition of the artificial blood vessel. PTA can be used as an adjunct to achieve good long-term patency.

Key words: arteriovenous fistula, single venous outflow tract through vein, dysfunction, outflow tract reconstruction, patency rate

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