2023 , Vol. 20 >Issue 08: 809 - 815
DOI: https://doi.org/10.3877/cma.j.issn.1672-6448.2023.08.005
颈内动脉闭塞病变管腔结构和血流动力学特征分析
Copy editor: 汪荣
收稿日期: 2022-04-18
网络出版日期: 2023-10-31
版权
Lumen structure and hemodynamic characteristics of occluded internal carotid artery
Received date: 2022-04-18
Online published: 2023-10-31
Copyright
应用颈动脉多普勒超声联合经颅彩色多普勒超声评估急性期和慢性期颈内动脉闭塞(ICAO)的管腔结构特征及颅内、外血流动力学变化特征。
回顾性连续纳入自2017年9月至2021年10月首都医科大学宣武医院神经内科或神经外科因ICAO相关的脑梗死住院的患者。根据病程将ICAO患者分为急性期组(≤4周)和慢性期组(>4周)。应用颈动脉多普勒超声与经颅彩色多普勒超声对ICAO患者颈动脉管腔结构特征与颅内、外动脉血流动力学参数进行联合检测,并比较急性期组与慢性期组的特征参数,采用单因素及Logistic多因素回归分析ICAO急性期病程的相关危险因素。
386例ICAO患者被纳入研究,急性期组165例,慢性期组221例。急性期组女性占13.3%,高于慢性期组的6.8%(P=0.031)。急性期组冠心病患者占26.1%,高于慢性期组的16.3%(P=0.019)。急性期组颈动脉斑块以低回声为主占73.3%,高于慢性期组的58.4%(P=0.002)。急性期组患侧大脑中动脉平均搏动指数为0.61±0.12,低于慢性期组的0.63±0.14(P=0.037)。Logistic多因素回归分析显示,患者为女性(OR值:2.124,95%CI:1.042~4.331,P=0.038)、冠心病病史(OR值:2.063,95%CI:1.227~3.470,P=0.006)、斑块以低回声为主(OR值:2.093,95%CI:1.332~3.291,P=0.001)、患侧大脑中动脉血管搏动指数低(OR值:0.183,95%CI:0.036~0.930,P=0.041)是ICAO患者急性期病程的独立危险因素。
急性期和慢性期颈内动脉闭塞的管腔结构特征和颅内血流动力学特征不同。颈动脉多普勒超声联合经颅彩色多普勒超声可以评估患者病变特点,从而有助于临床治疗决策。
关键词: 颈内动脉闭塞; 脑梗死; 超声检查,多普勒,经颅; 侧支循环; 危险因素
刘欢颜 , 华扬 , 贾凌云 , 赵新宇 , 刘蓓蓓 . 颈内动脉闭塞病变管腔结构和血流动力学特征分析[J]. 中华医学超声杂志(电子版), 2023 , 20(08) : 809 -815 . DOI: 10.3877/cma.j.issn.1672-6448.2023.08.005
To investigate the characteristics of lumen structure and intracranial and extracranial hemodynamic parameters in patients with internal carotid artery occlusion (ICAO) in acute and chronic stages by combining carotid Doppler ultrasound (CDU) and transcranial color Doppler (TCCD).
Patients admitted to the Department of Neurology or Neurosurgery of Xuanwu Hospital of Capital Medical University due to ICAO-related cerebral infarction from September 2017 to October 2021 were retrospectively and consecutively enrolled. According to the course of disease, the ICAO patients were divided into acute (≤4 weeks) and chronic (>4 weeks) groups. CDU and TCCD were used to detect the carotid lumen structure and intracranial and external arterial blood flow parameters in ICAO patients. The characteristic parameters were compared between the acute stage group and chronic stage group. The risk factors related to the acute course of ICAO were identified by univariate and Logistic regression analyses.
A total of 386 ICAO-related cerebral infarction patients were included, including 165 in the acute stage group and 221 in the chronic stage group. The proportion of women in the acute stage group was 13.3%, higher than that of the chronic phase group (6.8%, P=0.031). The incidence of coronary heart disease in the acute stage group was 26.1%, which was higher than that of the chronic stage group (16.3%, P=0.019). The proportion of hypoechoic plaques in the acute phase group was higher than that of the chronic stage group (73.3% vs 58.4%, P=0.002). The mean pulsatility index of the middle cerebral artery in the acute stage group was 0.61±0.12, which was lower than that of the chronic phase group (0.63±0.14, P=0.037). Logistic multivariate regression analysis demonstrated that female gender (odds ratio [OR]: 2.124, 95% confidence interval [CI]: 1.042-4.331, P=0.038), history of coronary heart disease (OR: 2.063, 95%CI: 1.227-3.470, P=0.006), mainly hypoechoic plaques (OR: 2.093, 95%CI: 1.332-3.291, P=0.001), and low pulsatility index of the affected middle cerebral artery (OR: 0.183, 95%CI: 0.036-0.930, P=0.041) were independent risk factors for the acute course of ICAO patients.
The characteristics of lumen structure and intracranial hemodynamics are different between patients with acute and chronic ICAO. CDU combined with TCCD can evaluate the characteristics of patients' lesions and help clinicians make treatment decisions.
表1 急性期组与慢性期组ICAO的临床资料比较[例(%)] |
临床资料 | 慢性期组(221例) | 急性期组(165例) | 统计值 | P值 |
---|---|---|---|---|
年龄(岁,![]() | 62±9 | 61±9 | t=-1.035 | 0.301 |
闭塞侧别(右) | 120(54.3) | 89(53.9) | χ2=0.004 | 0.944 |
性别(女) | 15(6.8) | 22(13.3) | χ2=0.109 | 0.031 |
年龄>60岁 | 149(67.4) | 100(60.6) | χ2=0.070 | 0.166 |
高血压 | 141(63.8) | 115(69.7) | χ2=0.062 | 0.225 |
冠心病 | 36(16.3) | 43(26.1) | χ2=0.119 | 0.019 |
糖尿病 | 74(33.5) | 55(33.3) | χ2=0.002 | 0.975 |
高脂血症 | 97(43.9) | 88(53.3) | χ2=0.093 | 0.066 |
吸烟 | 156(70.6) | 107(64.8) | χ2=0.061 | 0.231 |
心房颤动 | 2(0.9) | 3(1.8) | χ2=0.040 | 0.432 |
脑梗死病史 | 70(31.7) | 41(24.8) | χ2=0.074 | 0.143 |
BMI(kg/m2,![]() | 24.98±2.98 | 25.37±2.89 | t=-1.292 | 0.197 |
注:ICAO为颈内动脉闭塞;BMI为体质量指数 |
表2 急性期组与慢性期组ICAO的颈部动脉管腔结构特征比较 |
管腔结构特征 | 慢性期组(221例) | 急性期组(165例) | 统计值 | P值 |
---|---|---|---|---|
斑块低回声为主[例(%)] | 129(58.4) | 121(73.3) | χ2=0.153 | 0.002 |
斑块内有钙化[例(%)] | 157(71.0) | 111(67.3) | χ2=0.040 | 0.427 |
斑块钙化类型[例(%)] | χ2=0.062 | 0.474 | ||
无钙化 | 64(29.0) | 54(32.7) | ||
点状钙化 | 31(14.0) | 17(10.3) | ||
基底部钙化 | 126(57.0) | 94(57.0) | ||
患侧CCA远段内径(mm,![]() | 7.05±1.25 | 7.00±1.21 | t=-0.954 | 0.340 |
患侧颈动脉球部内径(mm,![]() | 6.84±1.47 | 6.85±1.27 | t=-0.071 | 0.943 |
患侧ICA近段内径(mm,![]() | 3.43±1.05 | 3.61±1.18 | t=-1.336 | 0.182 |
注:ICAO为颈内动脉闭塞;CCA为颈总动脉;ICA为颈内动脉 |
图2 患者,女性,60岁,左侧肢体无力、言语不清2个月入院。图a为超声检查显示右侧颈内动脉闭塞,斑块以等回声为主,伴有基底部钙化;图b为颈部血管造影显示右侧颈内动脉闭塞;图c为超声图像显示右侧大脑中动脉收缩期峰值流速(PSV)=57.0 cm/s,舒张期末流速(EDV)=32.3 cm/s,搏动指数(PI)=0.71;图d为脑血管造影显示前交通动脉开放 |
表3 急性期组与慢性期组ICAO的颈部和颅内血流动力学特点比较[cm/s,M(QR)] |
参数 | 慢性期组(221例) | 急性期组(165例) | 统计值 | P值 |
---|---|---|---|---|
患侧CCA | ||||
PSV | 53(33.0) | 58(30.0) | Z=-1.798 | 0.072 |
EDV | 11(7.0) | 12(8.0) | Z=-0.976 | 0.329 |
健侧CCA | ||||
PSV | 77(42.0) | 80(36.5) | Z=-0.367 | 0.714 |
EDV | 25(14.0) | 25(14.0) | Z=-0.097 | 0.923 |
患侧ECA | ||||
PSV | 124(80.0) | 122(81.5) | Z=-0.305 | 0.760 |
EDV | 21(13.0) | 22(14.5) | Z=-0.549 | 0.583 |
健侧ECA | ||||
PSV | 130(76.0) | 124(69.5) | Z=-0.903 | 0.366 |
EDV | 22(14.0) | 22(13.0) | Z=-0.138 | 0.890 |
健侧ICA | ||||
PSV | 108(65.5) | 102(45.5) | Z=-1.158 | 0.247 |
EDV | 44(28.0) | 41(23.0) | Z=-1.559 | 0.119 |
患侧MCA | ||||
PSV | 59(31.5) | 57(38.0) | Z=-1.595 | 0.111 |
EDV | 33(16.0) | 31(20.5) | Z=-1.411 | 0.158 |
PI(![]() | 0.63±0.14 | 0.61±0.12 | t=2.098 | 0.037 |
健侧MCA | ||||
PSV | 113(63.5) | 115(68.0) | Z=-0.391 | 0.695 |
EDV | 50(25.0) | 51(31.5) | Z=-0.912 | 0.362 |
PI(![]() | 0.85±0.19 | 0.84±0.19 | t=0.267 | 0.789 |
注:ICAO为颈内动脉闭塞;PSV为收缩期峰值流速;CCA为颈总动脉;EDV为舒张期末流速;ECA为颈外动脉;ICA为颈内动脉;MCA为大脑中动脉;PI为搏动指数 |
表4 ICAO急性期病程影响因素的单因素分析 |
因素 | 优势比 | 95% 可信区间 | P 值 |
---|---|---|---|
性别(女性) | 2.124 | 1.042~4.331 | 0.034 |
年龄 | 0.987 | 0.966~1.009 | 0.242 |
右侧闭塞 | 0.986 | 0.658~1.477 | 0.944 |
高血压 | 1.305 | 0.848~2.007 | 0.226 |
冠心病 | 1.811 | 1.100~2.981 | 0.019 |
糖尿病 | 0.993 | 0.648~1.523 | 0.975 |
高脂血症 | 1.461 | 0.974~2.191 | 0.067 |
吸烟 | 0.769 | 0.499~1.183 | 0.232 |
心房颤动 | 2.028 | 0.335~12.276 | 0.442 |
脑梗死病史 | 0.713 | 0.454~1.122 | 0.144 |
BMI | 1.046 | 0.977~1.121 | 0.197 |
CCA远段内径 | 0.968 | 0.822~1.141 | 0.702 |
颈动脉球部内径 | 1.005 | 0.869~1.162 | 0.943 |
ICA近段内径 (mm) | 1.156 | 0.963~1.388 | 0.119 |
斑块低回声 | 1.961 | 1.267~3.035 | 0.002 |
患侧CCA PSV值 | 1.003 | 0.998~1.007 | 0.213 |
患侧ECA PSV值 | 0.999 | 0.997~1.002 | 0.597 |
健侧CCA PSV值 | 0.998 | 0.996~1.001 | 0.314 |
健侧ECA PSV值 | 0.998 | 0.995~1.001 | 0.184 |
患侧MCA PSV值 | 0.997 | 0.991~1.003 | 0.335 |
健侧MCA PSV值 | 1.001 | 0.998~1.004 | 0.600 |
患侧MCA PI值 | 0.188 | 0.039~0.909 | 0.038 |
健侧MCA PI值 | 0.867 | 0.305~2.467 | 0.789 |
注:ICAO为颈内动脉闭塞;BMI为体质量指数;CCA为颈总动脉;ICA为颈内动脉;PSV为收缩期峰值流速;ECA为颈外动脉;MCA为大脑中动脉;PI为搏动指数 |
表5 ICAO病程的各影响因素赋值表 |
因素 | 变量名 | 赋值 |
---|---|---|
ICAO病程 | Y | 急性期=1,慢性期=0 |
性别 | X1 | 女=1,男=0 |
冠心病 | X2 | 有=1,无=0 |
高脂血症 | X3 | 有=1,无=0 |
斑块低回声 | X4 | 是=1,否=0 |
患侧MCA PI值 | X5 | 连续性变量未赋值 |
注:ICAO为颈内动脉闭塞;MCA为大脑中动脉;PI为搏动指数 |
表6 ICAO病程的二元多因素Logistic回归分析 |
因素 | 回归系数 | 标准误 | Wald值 | P 值 | OR值(95%CI) |
---|---|---|---|---|---|
性别(女性) | 0.753 | 0.364 | 4.294 | 0.038 | 2.124(1.042~4.331) |
冠心病 | 0.724 | 0.265 | 7.456 | 0.006 | 2.063(1.227~3.470) |
斑块低回声 | 0.739 | 0.231 | 10.244 | 0.001 | 2.093(1.332~3.291) |
患侧MCA PI值 | -1.697 | 0.829 | 4.192 | 0.041 | 0.183(0.036~0.930) |
常数项 | 0.798 | 0.637 | 1.568 | 0.211 |
注:ICAO为颈内动脉闭塞;MCA为大脑中动脉;PI为搏动指数 |
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