16 March 2023: Clinical Research
Double C-Arm Digital Subtraction Angiography Guidance During Transjugular Intrahepatic Portosystemic Shunt Placement
Xiao Bai 1ABCDEFG , Ping Ma 2CD , Junjie Tan 1BD , Yong Li 1EF , Xu He 1AF , Jianwen Huang 1BF , Tao An 1BF , Chunyan Wang 1BF , Jihua Li 1ACDEF* , Weiguo Xu 1ACDEFG*DOI: 10.12659/MSM.938912
Med Sci Monit 2023; 29:e938912
Table 2 Intraprocedural data and follow-up.
| Parameters | Study group, n=18 (double C-arm DSA) | Control group, n=21 (C-arm DSA) | P-value |
|---|---|---|---|
| Technical success rate | 100% | 100% | 0.83 |
| Overall procedure time, min (mean±SD) | 95.5±43 | 118±57 | 0.68 |
| Time to achieve portal vein puncture, min (mean±SD) | 9±5.7 | 33±14.9 | 0.02 |
| Fluoroscopy time, min (mean±SD) | 27±15 | 36±18 | 0.78 |
| DAP, Gy·cm (mean±SD) | 126±53 | 142±66 | 0.42 |
| Pressure gradient pre-TIPS, mmHg (mean±SD) | 22.5±6.3 | 21.3±7.5 | 0.56 |
| Pressure gradient post-TIPS, mmHg (mean±SD) | 6.5±2.3 | 7.2±3.5 | 0.72 |
| Stent diameter (mm) | 8 | 8 | |
| No. of stents placed | |||
| 1 | 18 | 21 | |
| 2 | 1 | 0 | |
| Needle direction | 0.23 | ||
| RHV-RPV | 14 | 16 | |
| MHV-RPV | 4 | 5 | |
| Contrast volume, ml (mean±SD) | 95±25 | 110±30 | 0.19 |
| Intraprocedural complication (no. of patients) | 0.04 | ||
| Arterial punctures | 0 | 2 | |
| Biliary punctures | 0 | 2 | |
| Initial complications during hospital stay (no. of patients) | 0.27 | ||
| Encephalopathy | 0 | 0 | |
| Re-bleeding complications | 0 | 0 | |
| Inexplicable fever | 1 | 2 | |
| Death ((no. of patients) | 0 | 0 | |
| Hospital stay duration, days (mean±SD) | 5.5±0.7 | 6.3±2.1 | 0.75 |
| 30-day mortality (no. of patients) | 0 | 1 | 0.53 |
| DSA – digital subtraction angiography; DAP – dose area product; TIPS – transjugular intrahepatic portosystemic shunt; RHV–RPV – right hepatic vein–right portal vein; LHV–LPV – left hepatic vein–left portal vein; SD – standard deviation. | |||