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新发传染病电子杂志 ›› 2024, Vol. 9 ›› Issue (6): 26-31.doi: 10.19871/j.cnki.xfcrbzz.2024.06.005

• 布鲁氏菌病防治 • 上一篇    下一篇

MRI在布鲁氏菌病患者早期脊柱炎与ModicⅠ型脊柱退行性病变的鉴别诊断价值

李俊林1, 丁海涛2, 王丽娜3, 尹松涛1, 赵楠1   

  1. 1.内蒙古自治区人民医院影像医学科,内蒙古 呼和浩特 010017;
    2.内蒙古自治区人民医院临床检验医学中心,内蒙古 呼和浩特市 010017;
    3.内蒙古自治区人民医院超声医学科,内蒙古 呼和浩特 010017
  • 收稿日期:2024-10-08 出版日期:2025-01-25 发布日期:2025-01-25
  • 通讯作者: 丁海涛,Email:htding2013@163.com
  • 基金资助:
    1.内蒙古医学科学院公立医院科研联合基金科技项目(2023GLLH0060); 2.内蒙古自治区卫生健康委医疗卫生科技计划项目(202201054); 3.内蒙古自治区医师协会临床医学研究和临床新技术推广项目(YSXH2024KYF001)

The value of MRI in differentiating Modic type Ⅰspinal degenerative changes from early spondylitis in patients with brucellosis

Li Junlin1, Ding Haitao2, Wang Lina3, Yin Songtao1, Zhao Nan1   

  1. 1. Department of Imaging Medical, The People's Hospital of Inner Mongolia Autonomous Region, Inner Mongolia Hohhot 010017, China;
    2. Department of Region Clinical medical laboratory centerThe People's Hospital of Inner Mongolia Autonomous, Inner Mongolia Hohhot 010017, China;
    3. Department of Ultrasound, The People's Hospital of Inner Mongolia Autonomous Region, Inner Mongolia Hohhot 010017, China
  • Received:2024-10-08 Online:2025-01-25 Published:2025-01-25

摘要: 目的 探讨MRI在布鲁氏菌病患者早期脊柱炎与ModicⅠ型脊柱退行性病变鉴别中的应用价值,为二者的鉴别诊断提供影像学参考依据。方法 选取内蒙古自治区人民医院2020年1月至2024年5月期间收治的15例确诊为布鲁氏菌性脊柱炎(brucellosis spondylitis,BS)患者作为BS组,17例腰椎ModicⅠ型脊柱退行性病变(Modic type Ⅰspinal degenerative changes,MⅠ)患者作为MⅠ组,所有患者均行MRI检查,分别比较两组病变椎体及邻近椎间盘的形态、信号、骨质改变、强化的影像模式。结果 BS组15例患者病变共累及椎体28个,平均年龄47.88岁;MⅠ组17例患者病变共累及椎体27个,平均年龄53.60岁。BS组病变好发椎体:L4,占比28.57%(8/28);病灶以T1WI低信号(13/28,46.43%)、T2WI边界清楚(24/28,85.71%)、T1WI终板轮廓线不连续(24/28,85.71%)为主;未发现DWI爪征阳性;MRI增强扫描病灶发生强化100%(17/17);部分椎体存在骨质破坏10.71%(3/28);病灶大部分为扇形或条形形态(23/28,82.14%);椎间盘T2WI高信号占83.33%(15/18)。MⅠ组病变好发椎体:L5,占比33.33%(9/27),病灶以T1WI等低信号(18/27,66.67%)、T2WI边界模糊(18/27、66.67%)、T1WI终板轮廓线连续(22/27、81.48%)为主;T1WI高信号的发生率11.11%(3/27);DWI爪征阳性100.00%(7/7);MRI增强扫描病灶发生强化100.00%(7/7);部分椎体存在骨质破坏14.81%(4/27);病灶扇形或条形形态为62.96%(17/27);椎间盘T2WI高信号占比20.00%(3/15)。结论 DWI爪征阳性,明确提示MⅠ;T1WI终板轮廓线连续,MⅠ可能性大;累及椎间盘T2WI高信号,BS可能性大;病灶中出现T1WI高信号,提示MⅠ。以上特征对布鲁氏菌病患者早期脊柱炎与MⅠ的鉴别诊断有意义;病灶的形态和强化对二者的鉴别诊断价值不大,不推荐作为鉴别指标。

关键词: 布鲁氏菌病, 脊柱炎, ModicⅠ型脊柱退行性病变, 磁共振

Abstract: Objective To explore the application value of MRI in the differential diagnosis of early spondylitis in brucellosis patients and Modic typeⅠ spinal degeneration, and to provide imaging reference for the differential diagnosis of the two. Method Fifteen patients diagnosed with early brucellosis spondylitis admitted to the People's Hospital of Inner Mongolia Autonomous Region from January 2020 to May 2024 were selected as the BS group, and 17 patients with lumbar Modic type Ⅰ spinal degeneration were selected as the MⅠ group. All patients underwent MRI examination. The morphology, signal, bone change and enhanced image pattern of the diseased vertebral body and adjacent discs of the two groups were compared respectively. Result The 15 patients in BS group had 28 vertebral body lesions, with an average age of 47.88 years. A total of 27 vertebral bodies were involved in 17 patients in MⅠ group with an average age of 53.60 years. Vertebrae prone to lesions in BS group: L4, accounting for 28.57% (8/28); The lesions were mainly characterized by hypointense on T1WI (13/28, 46.43%), clear boundary on T2WI (24/28, 85.71%) and discontinuous end-plate contour on T1WI (24/28, 85.71%). No positive DWI claw sign was found. Lesion enhancement 100% (17/17); 10.71% (3/28) of the vertebral bodies had bone destruction. Most lesions were fan-shaped or stripe-shaped (23/28, 82.14%). T2WI hyperintensity of intervertebral disc was 83.33% (15/18). In MⅠ group, the lesion was L5, accounting for 33.33% (9/27), and the lesion was mainly iso-hypointensity such as T1WI (18/27, 66.67%). The incidence of hyperintense in T1WI was 11.11% (3/27). The main lesions were blurred boundary on T2WI (18/27, 66.67%) and continuous endplate contour on T1WI (22/27, 81.48%). DWI claw positive 100% (7/7); Lesion enhancement 100% (7/7); Some vertebrae had bone destruction 14.81% (4/27); Segment or strip shape of the lesion 62.96% (17/27). Intervertebral disc T2WI hyperintense accounted for 20.00% (3/15). Conclusion :DWI claw sign is positive, indicating MⅠ clearly. T1WI endplate contour is continuous, MⅠ possibility is high; Involved intervertebral disc T2WI hyperintense, BS is more likely; T1WI hyperintense appeared in the lesion, indicating MⅠ. The above features are significant for the differential diagnosis of early spondylitis in brucellosis patients and ModicⅠspinal degeneration. Lesion morphology and enhancement have little value in the differential diagnosis of the two, and are not recommended as differential indicators.

Key words: Brucellosis, Spondylitis, Modic typeⅠspinal degeneration, Magnetic resonance imaging

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