19 August 2025 : Original article
Endovascular Intervention of Portal Vein Stenosis in Pediatric Patients After Liver Transplantation: A Single-Center Experience
Mingqi Shuai ABCDEFG 1,2, Weili Wang BCDE 1,2, Yigang Qian BCD 1,2, Zhiwei Li BCD 1,2, Shunliang Gao BCD 1,2, Jian Wu BCD 1,2, Jun Yu BCD 1,2, Min Zhang BCD 1,2, Yan Shen CDF 1,2, Xueli Bai
BCD 1,2, Tingbo Liang AC 1,2,3,4, Wei Zhang ACDEF 1,2*
DOI: 10.12659/AOT.949532
Ann Transplant 2025; 30:e949532
Table 1 Patient and pediatric liver transplantation characteristics.
| Characteristics | Value (N=67) |
|---|---|
| Age (months) | 10.7±16.2 (min=3, max=114) |
| Sex M/F | 25/42 |
| Body weight (kg) | 7.5±3.8 (4.6–30.5) |
| Body height (cm) | 67.0±13.1 (54–140) |
| PELD score | 17.1±14.9 (−9–52) |
| Kasai/BA | 40/65 |
| ABO compatible | 44 (65.7%) |
| ABO incompatible | 23 (34.3%) |
| Donor age (years) | 25±15 (0–60) |
| Donor sex M/F | 32/35 |
| Donor weight (kg) | 49.4±23.3 (4–85) |
| Donor height (cm) | 143.5±36.4 (50–180) |
| Donor PV diameter (cm) | 0.69±0.23 (0.19–1.27) |
| GRWR (%) | 4.1±1.6 (1.3–9.0) |
| PVDr (%) | 88.5±112.21 (1–792) |
| Preoperative PV diameter (cm) | 0.41±0.15 (0.1–0.9) |
| Time to initial postoperative stenosis (day) | 119.3±126.3 (8–786) |
| PV bridging (yes/no) | 13/51 |
| Graft type | |
| Whole liver | 14 |
| LLS | 42 |
| Left lobe | 9 |
| Right lobe | 1 |
| Extended right lobe | 1 |
| WIT (min) | 2.8±3.7 (0–20) |
| CIT (h) | 3.6±3.7 (0.7–13.8) |
| Operation duration (h) | 6.6±1.4 (3.4–10.4) |
| Blood loss (mL) | 612.0±532.2 (50–3500) |
| BA – biliary atresia; CIT – cold ischemic time; GRWR, graft-to-recipient body weight ratio; LLS, left lateral segment; PELD, pediatric end-stage liver disease; PV, portal vein; PV, portal vein; PVDr, portal vein discrepancy rate; WIT, warm ischemic time | |