皮革移植肝脏活检:活检针尺是否重要?
Kiyon Naser-Tavakolian1, Connie Liou1, Abin Sajan1
1Vascular and Interventional Radiology, Columbia University, New York, USA.
Cureus
|November 24, 2025
概括
较大的同轴芯针 (17/18G) 提供了比较小的针 (19/20G) 更充分的肝移植活检样本. 这项研究发现,使用较大的针头的不足率明显较低,整体并发症风险较低.
科学领域:
- 移植医学 移植医学
- 胃肠病学 胃肠病学
- 干预性放射学 干预性放射学
背景情况:
- 肝移植活检对于监测移植健康至关重要.
- 优化针头大小对于实现诊断准确性和尽量减少并发症至关重要.
研究的目的:
- 为了比较不同同轴核心针尺寸 (17/18G vs. 19/20G) 在肝移植活检中的有效性.
- 评估针尺寸对样本充分性和并发症率的影响.
主要方法:
- 对397个皮肝移植活检的回顾性审查.
- 分析针的尺寸,核的数量,通道栓塞,并发症和病理样本的充分性.
- 使用t测试和基平方测试 (p<0.05) 进行统计分析.
主要成果:
- 与19/20G针 (13.57%) 相比,17/18G针 (1.17%) 的样本不足率显著降低 (p<0.0001).
- 在针尺寸 (p=0.14) 之间获得的核心的平均数量没有显著差异.
- 一个显著的出血并发症发生在20G针;整体并发症风险很低.
结论:
- 同轴17/18G核心活检针在获得足够的肝移植活检样本方面优于19/20G针.
- 针尺寸的选择会影响诊断产量,但不会显著影响核心数量或并发症率.
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