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Carotid intima-media and adventitial thickening: Comparison of new and established ultrasound and magnetic resonance imaging techniques

Identifieur interne : 001C88 ( PascalFrancis/Checkpoint ); précédent : 001C87; suivant : 001C89

Carotid intima-media and adventitial thickening: Comparison of new and established ultrasound and magnetic resonance imaging techniques

Auteurs : Michael R. Skilton [Australie, France] ; Loic Boussel [France] ; Fabrice Bonnet [France] ; Sophie Bernard [France] ; Philippe Charles Douek [France] ; Philippe Moulin [France] ; Andre Serusclat [France]

Source :

RBID : Pascal:11-0197735

Descripteurs français

English descriptors

Abstract

Objective: Carotid intima-media thickness is a well established non-invasive surrogate marker of cardiovascular disease, however there is evidence that structural modification of the arterial adventitia also accompanies cardiovascular risk factors and might be involved causally in atherosclerosis. We sought to determine the relative contributions of the intima-media and adventitia to variation in ultrasound and magnetic resonance derived measures of carotid wall thickness. Methods: Carotid ultrasound and magnetic resonance imaging were undertaken in 20 participants. Carotid intima-media thickness, carotid extra-media thickness (which incorporates the arterial adventitia) and total wall thickness (a combined near-wall intima-media thickness and carotid extra-media thickness) using high-resolution ultrasound, and wall thickness using magnetic resonance imaging, were obtained. Results: All ultrasound-derived measures of the arterial wall thickness were highly correlated with wall thickness by magnetic resonance imaging (all P< 0.001); as expected the total wall thickness by ultrasound measure was most tightly correlated (correlation coefficient = 0.814, P< 0.0001). In multivariable models, there was evidence that both carotid intima-media thickness and carotid extra-media thickness contributed independently to the variance in wall thickness by magnetic resonance imaging, especially for the most severe focal thickening. Measures of carotid wall thickness that incorporated all three layers of the arterial wall were more closely correlated with the number of cardiovascular risk factors than carotid intima-media thickness alone. Conclusions: These results indicate that the arterial adventitia is an important contributor to the wall thickness measure derived by magnetic resonance imaging, and that carotid extra-media thickness likely provides additional information concerning arterial structure than that obtained from carotid intima-media thickness alone.


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Pascal:11-0197735

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<term>Adventitia</term>
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<term>Comparative study</term>
<term>Magnetic resonance</term>
<term>Nuclear magnetic resonance imaging</term>
<term>Thickening</term>
<term>Ultrasound</term>
<term>Ultrasound imaging</term>
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<term>Athérosclérose</term>
<term>Pathologie de l'appareil circulatoire</term>
<term>Carotide</term>
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<term>Etude comparative</term>
<term>Imagerie ultrasonore</term>
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<div type="abstract" xml:lang="en">Objective: Carotid intima-media thickness is a well established non-invasive surrogate marker of cardiovascular disease, however there is evidence that structural modification of the arterial adventitia also accompanies cardiovascular risk factors and might be involved causally in atherosclerosis. We sought to determine the relative contributions of the intima-media and adventitia to variation in ultrasound and magnetic resonance derived measures of carotid wall thickness. Methods: Carotid ultrasound and magnetic resonance imaging were undertaken in 20 participants. Carotid intima-media thickness, carotid extra-media thickness (which incorporates the arterial adventitia) and total wall thickness (a combined near-wall intima-media thickness and carotid extra-media thickness) using high-resolution ultrasound, and wall thickness using magnetic resonance imaging, were obtained. Results: All ultrasound-derived measures of the arterial wall thickness were highly correlated with wall thickness by magnetic resonance imaging (all P< 0.001); as expected the total wall thickness by ultrasound measure was most tightly correlated (correlation coefficient
<sub>=</sub>
0.814, P< 0.0001). In multivariable models, there was evidence that both carotid intima-media thickness and carotid extra-media thickness contributed independently to the variance in wall thickness by magnetic resonance imaging, especially for the most severe focal thickening. Measures of carotid wall thickness that incorporated all three layers of the arterial wall were more closely correlated with the number of cardiovascular risk factors than carotid intima-media thickness alone. Conclusions: These results indicate that the arterial adventitia is an important contributor to the wall thickness measure derived by magnetic resonance imaging, and that carotid extra-media thickness likely provides additional information concerning arterial structure than that obtained from carotid intima-media thickness alone.</div>
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<s3>FRA</s3>
<sZ>4 aut.</sZ>
<sZ>6 aut.</sZ>
</fA14>
<fA14 i1="07">
<s1>INSERM U1060, CarMeN and CENS Research Centers</s1>
<s2>Lyon</s2>
<s3>FRA</s3>
<sZ>4 aut.</sZ>
<sZ>6 aut.</sZ>
</fA14>
<fA20>
<s1>405-410</s1>
</fA20>
<fA21>
<s1>2011</s1>
</fA21>
<fA23 i1="01">
<s0>ENG</s0>
</fA23>
<fA43 i1="01">
<s1>INIST</s1>
<s2>1713</s2>
<s5>354000192898430210</s5>
</fA43>
<fA44>
<s0>0000</s0>
<s1>© 2011 INIST-CNRS. All rights reserved.</s1>
</fA44>
<fA45>
<s0>24 ref.</s0>
</fA45>
<fA47 i1="01" i2="1">
<s0>11-0197735</s0>
</fA47>
<fA60>
<s1>P</s1>
</fA60>
<fA61>
<s0>A</s0>
</fA61>
<fA64 i1="01" i2="1">
<s0>Atherosclerosis</s0>
</fA64>
<fA66 i1="01">
<s0>NLD</s0>
</fA66>
<fC01 i1="01" l="ENG">
<s0>Objective: Carotid intima-media thickness is a well established non-invasive surrogate marker of cardiovascular disease, however there is evidence that structural modification of the arterial adventitia also accompanies cardiovascular risk factors and might be involved causally in atherosclerosis. We sought to determine the relative contributions of the intima-media and adventitia to variation in ultrasound and magnetic resonance derived measures of carotid wall thickness. Methods: Carotid ultrasound and magnetic resonance imaging were undertaken in 20 participants. Carotid intima-media thickness, carotid extra-media thickness (which incorporates the arterial adventitia) and total wall thickness (a combined near-wall intima-media thickness and carotid extra-media thickness) using high-resolution ultrasound, and wall thickness using magnetic resonance imaging, were obtained. Results: All ultrasound-derived measures of the arterial wall thickness were highly correlated with wall thickness by magnetic resonance imaging (all P< 0.001); as expected the total wall thickness by ultrasound measure was most tightly correlated (correlation coefficient
<sub>=</sub>
0.814, P< 0.0001). In multivariable models, there was evidence that both carotid intima-media thickness and carotid extra-media thickness contributed independently to the variance in wall thickness by magnetic resonance imaging, especially for the most severe focal thickening. Measures of carotid wall thickness that incorporated all three layers of the arterial wall were more closely correlated with the number of cardiovascular risk factors than carotid intima-media thickness alone. Conclusions: These results indicate that the arterial adventitia is an important contributor to the wall thickness measure derived by magnetic resonance imaging, and that carotid extra-media thickness likely provides additional information concerning arterial structure than that obtained from carotid intima-media thickness alone.</s0>
</fC01>
<fC02 i1="01" i2="X">
<s0>002B12B01</s0>
</fC02>
<fC02 i1="02" i2="X">
<s0>002B24C01</s0>
</fC02>
<fC03 i1="01" i2="X" l="FRE">
<s0>Athérosclérose</s0>
<s2>NM</s2>
<s5>01</s5>
</fC03>
<fC03 i1="01" i2="X" l="ENG">
<s0>Atherosclerosis</s0>
<s2>NM</s2>
<s5>01</s5>
</fC03>
<fC03 i1="01" i2="X" l="SPA">
<s0>Ateroesclerosis</s0>
<s2>NM</s2>
<s5>01</s5>
</fC03>
<fC03 i1="02" i2="X" l="FRE">
<s0>Pathologie de l'appareil circulatoire</s0>
<s5>02</s5>
</fC03>
<fC03 i1="02" i2="X" l="ENG">
<s0>Cardiovascular disease</s0>
<s5>02</s5>
</fC03>
<fC03 i1="02" i2="X" l="SPA">
<s0>Aparato circulatorio patología</s0>
<s5>02</s5>
</fC03>
<fC03 i1="03" i2="X" l="FRE">
<s0>Carotide</s0>
<s5>09</s5>
</fC03>
<fC03 i1="03" i2="X" l="ENG">
<s0>Carotid</s0>
<s5>09</s5>
</fC03>
<fC03 i1="03" i2="X" l="SPA">
<s0>Carótida</s0>
<s5>09</s5>
</fC03>
<fC03 i1="04" i2="X" l="FRE">
<s0>Epaississement</s0>
<s5>10</s5>
</fC03>
<fC03 i1="04" i2="X" l="ENG">
<s0>Thickening</s0>
<s5>10</s5>
</fC03>
<fC03 i1="04" i2="X" l="SPA">
<s0>Espesamiento</s0>
<s5>10</s5>
</fC03>
<fC03 i1="05" i2="X" l="FRE">
<s0>Etude comparative</s0>
<s5>11</s5>
</fC03>
<fC03 i1="05" i2="X" l="ENG">
<s0>Comparative study</s0>
<s5>11</s5>
</fC03>
<fC03 i1="05" i2="X" l="SPA">
<s0>Estudio comparativo</s0>
<s5>11</s5>
</fC03>
<fC03 i1="06" i2="X" l="FRE">
<s0>Imagerie ultrasonore</s0>
<s5>12</s5>
</fC03>
<fC03 i1="06" i2="X" l="ENG">
<s0>Ultrasound imaging</s0>
<s5>12</s5>
</fC03>
<fC03 i1="06" i2="X" l="SPA">
<s0>Imageria ultrasonico</s0>
<s5>12</s5>
</fC03>
<fC03 i1="07" i2="X" l="FRE">
<s0>Imagerie RMN</s0>
<s5>13</s5>
</fC03>
<fC03 i1="07" i2="X" l="ENG">
<s0>Nuclear magnetic resonance imaging</s0>
<s5>13</s5>
</fC03>
<fC03 i1="07" i2="X" l="SPA">
<s0>Imaginería RMN</s0>
<s5>13</s5>
</fC03>
<fC03 i1="08" i2="X" l="FRE">
<s0>Ultrason</s0>
<s5>14</s5>
</fC03>
<fC03 i1="08" i2="X" l="ENG">
<s0>Ultrasound</s0>
<s5>14</s5>
</fC03>
<fC03 i1="08" i2="X" l="SPA">
<s0>Ultrasonido</s0>
<s5>14</s5>
</fC03>
<fC03 i1="09" i2="X" l="FRE">
<s0>Résonance magnétique</s0>
<s5>15</s5>
</fC03>
<fC03 i1="09" i2="X" l="ENG">
<s0>Magnetic resonance</s0>
<s5>15</s5>
</fC03>
<fC03 i1="09" i2="X" l="SPA">
<s0>Resonancia magnética</s0>
<s5>15</s5>
</fC03>
<fC03 i1="10" i2="X" l="FRE">
<s0>Adventice</s0>
<s5>16</s5>
</fC03>
<fC03 i1="10" i2="X" l="ENG">
<s0>Adventitia</s0>
<s5>16</s5>
</fC03>
<fC03 i1="10" i2="X" l="SPA">
<s0>Adventicia</s0>
<s5>16</s5>
</fC03>
<fC07 i1="01" i2="X" l="FRE">
<s0>Appareil circulatoire</s0>
<s5>37</s5>
</fC07>
<fC07 i1="01" i2="X" l="ENG">
<s0>Circulatory system</s0>
<s5>37</s5>
</fC07>
<fC07 i1="01" i2="X" l="SPA">
<s0>Aparato circulatorio</s0>
<s5>37</s5>
</fC07>
<fC07 i1="02" i2="X" l="FRE">
<s0>Artère</s0>
<s5>38</s5>
</fC07>
<fC07 i1="02" i2="X" l="ENG">
<s0>Artery</s0>
<s5>38</s5>
</fC07>
<fC07 i1="02" i2="X" l="SPA">
<s0>Arteria</s0>
<s5>38</s5>
</fC07>
<fC07 i1="03" i2="X" l="FRE">
<s0>Vaisseau sanguin</s0>
<s5>39</s5>
</fC07>
<fC07 i1="03" i2="X" l="ENG">
<s0>Blood vessel</s0>
<s5>39</s5>
</fC07>
<fC07 i1="03" i2="X" l="SPA">
<s0>Vaso sanguíneo</s0>
<s5>39</s5>
</fC07>
<fC07 i1="04" i2="X" l="FRE">
<s0>Pathologie des vaisseaux sanguins</s0>
<s5>40</s5>
</fC07>
<fC07 i1="04" i2="X" l="ENG">
<s0>Vascular disease</s0>
<s5>40</s5>
</fC07>
<fC07 i1="04" i2="X" l="SPA">
<s0>Vaso sanguíneo patología</s0>
<s5>40</s5>
</fC07>
<fN21>
<s1>129</s1>
</fN21>
<fN44 i1="01">
<s1>OTO</s1>
</fN44>
<fN82>
<s1>OTO</s1>
</fN82>
</pA>
</standard>
</inist>
<affiliations>
<list>
<country>
<li>Australie</li>
<li>France</li>
</country>
<region>
<li>Auvergne-Rhône-Alpes</li>
<li>Rhône-Alpes</li>
<li>Région Bretagne</li>
</region>
<settlement>
<li>Lyon</li>
<li>Rennes</li>
</settlement>
<orgName>
<li>Université Claude Bernard Lyon 1</li>
</orgName>
</list>
<tree>
<country name="Australie">
<noRegion>
<name sortKey="Skilton, Michael R" sort="Skilton, Michael R" uniqKey="Skilton M" first="Michael R." last="Skilton">Michael R. Skilton</name>
</noRegion>
</country>
<country name="France">
<region name="Auvergne-Rhône-Alpes">
<name sortKey="Skilton, Michael R" sort="Skilton, Michael R" uniqKey="Skilton M" first="Michael R." last="Skilton">Michael R. Skilton</name>
</region>
<name sortKey="Bernard, Sophie" sort="Bernard, Sophie" uniqKey="Bernard S" first="Sophie" last="Bernard">Sophie Bernard</name>
<name sortKey="Bernard, Sophie" sort="Bernard, Sophie" uniqKey="Bernard S" first="Sophie" last="Bernard">Sophie Bernard</name>
<name sortKey="Bonnet, Fabrice" sort="Bonnet, Fabrice" uniqKey="Bonnet F" first="Fabrice" last="Bonnet">Fabrice Bonnet</name>
<name sortKey="Bonnet, Fabrice" sort="Bonnet, Fabrice" uniqKey="Bonnet F" first="Fabrice" last="Bonnet">Fabrice Bonnet</name>
<name sortKey="Bonnet, Fabrice" sort="Bonnet, Fabrice" uniqKey="Bonnet F" first="Fabrice" last="Bonnet">Fabrice Bonnet</name>
<name sortKey="Boussel, Loic" sort="Boussel, Loic" uniqKey="Boussel L" first="Loic" last="Boussel">Loic Boussel</name>
<name sortKey="Charles Douek, Philippe" sort="Charles Douek, Philippe" uniqKey="Charles Douek P" first="Philippe" last="Charles Douek">Philippe Charles Douek</name>
<name sortKey="Moulin, Philippe" sort="Moulin, Philippe" uniqKey="Moulin P" first="Philippe" last="Moulin">Philippe Moulin</name>
<name sortKey="Moulin, Philippe" sort="Moulin, Philippe" uniqKey="Moulin P" first="Philippe" last="Moulin">Philippe Moulin</name>
<name sortKey="Serusclat, Andre" sort="Serusclat, Andre" uniqKey="Serusclat A" first="Andre" last="Serusclat">Andre Serusclat</name>
</country>
</tree>
</affiliations>
</record>

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