摘要
目的:提高化脓性脊椎炎(PS)与结核性脊椎炎(TBS)的MRI鉴别诊断水平。方法:收集经手术/局部病灶穿刺活检病理证实或临床随访证实的20例化脓性脊椎炎和30例结核性脊椎炎,比较其MRI表现,用χ2检验进行统计学分析。结果:以下MRI表现PS与TBS之间具有显著性差异(P<0.05):胸椎受累(PS为14.3%,TBS为56.9%);腰椎受累(68.6%,33.8%);病变椎体破坏变形(0,56.7%);椎旁软组织受累(30%,70%);椎旁脓肿形成(0,70%);韧带下蔓延(20%,63.3%);T2WI高信号(35%,70%)。结论:MRI检查能够为PS与TBS的鉴别提供可靠信息。
Objective:To assess magnetic resonance imaging features in differentiating pyogenic spondylitis (PS) from tuberculous spondylitis (TBS). Methods: Compared MRI findings of pyogenic spondylitis( 20 patients) with tuberculous spondylitis(30 patients). Statistical analysis was performed with the chi-square test. Results: The incidence of the following MRI findings had a significant difference in patients with pyogenic spondylitis than in those with tuberculous spondylitis ( P〈 0.05); thoracic spine involvement (14.3% in pyogenic vs 56.9% in tuberculous) ; lumbar involvement (68.6% vs 33.8% );destructive lesions of the vertebral body and vertebral collapse(0 vs 56.7%); abnormal paravertebral soft tissue (30% vs 70%) ;presence of paraspinal abscess (0 vs70%) ;subligamentous spread (20 % vs 63.3%)and Hyperintense signal on T2-weighted images (35% vs 70%). Conclusion: Magnetic resonance imaging are helpful for differentiation of pyogenic spondylitis from tuberculous spondylitis.
出处
《中国中西医结合影像学杂志》
2006年第5期331-333,共3页
Chinese Imaging Journal of Integrated Traditional and Western Medicine