Mechanisms and Patterns of Intravascular Ultrasound In-Stent Restenosis Among Bare Metal Stents and First- and Second-Generation Drug-Eluting Stents

The most common causes of in-stent restenosis (ISR) are intimal hyperplasia and stent under expansion. The purpose of this study was to use intravascular ultrasound (IVUS) to compare the ISR mechanisms of bare metal stents (BMS), first-generation drug-eluting stents (DES), and second-generation DES....

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Veröffentlicht in:The American journal of cardiology 2015-11, Vol.116 (9), p.1351-1357
Hauptverfasser: Goto, Kosaku, MD, PhD, Zhao, Zhijing, MD, Matsumura, Mitsuaki, BS, Dohi, Tomotaka, MD, PhD, Kobayashi, Nobuaki, MD, PhD, Kirtane, Ajay J., MD, SM, Rabbani, LeRoy E., MD, Collins, Michael B., MD, Parikh, Manish A., MD, Kodali, Susheel K., MD, Leon, Martin B., MD, Moses, Jeffrey W., MD, Mintz, Gary S., MD, Maehara, Akiko, MD
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container_end_page 1357
container_issue 9
container_start_page 1351
container_title The American journal of cardiology
container_volume 116
creator Goto, Kosaku, MD, PhD
Zhao, Zhijing, MD
Matsumura, Mitsuaki, BS
Dohi, Tomotaka, MD, PhD
Kobayashi, Nobuaki, MD, PhD
Kirtane, Ajay J., MD, SM
Rabbani, LeRoy E., MD
Collins, Michael B., MD
Parikh, Manish A., MD
Kodali, Susheel K., MD
Leon, Martin B., MD
Moses, Jeffrey W., MD
Mintz, Gary S., MD
Maehara, Akiko, MD
description The most common causes of in-stent restenosis (ISR) are intimal hyperplasia and stent under expansion. The purpose of this study was to use intravascular ultrasound (IVUS) to compare the ISR mechanisms of bare metal stents (BMS), first-generation drug-eluting stents (DES), and second-generation DES. There were 298 ISR lesions including 52 BMS, 73 sirolimus-eluting stents, 52 paclitaxel-eluting stents, 16 zotarolimus-eluting stents, and 105 everolimus-eluting stent. Mean patient age was 66.6 ± 1.1 years, 74.2% were men, and 48.3% had diabetes mellitus. BMS restenosis presented later (70.0 ± 66.7 months) with more intimal hyperplasia compared with DES (BMS 58.6 ± 15.5%, first-generation DES 52.6 ± 20.9%, second-generation DES 48.2 ± 22.2%, p = 0.02). Although reference lumen areas were similar in BMS and first- and second-generation DES, restenotic DES were longer (BMS 21.8 ± 13.5 mm, first-generation DES 29.4 ± 16.1 mm, second-generation DES 32.1 ± 18.7 mm, p = 0.003), and stent areas were smaller (BMS 7.2 ± 2.4 mm2 , first-generation DES 6.1 ± 2.1 mm2 , second-generation DES 5.7 ± 2.0 mm2 , p
doi_str_mv 10.1016/j.amjcard.2015.07.058
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The purpose of this study was to use intravascular ultrasound (IVUS) to compare the ISR mechanisms of bare metal stents (BMS), first-generation drug-eluting stents (DES), and second-generation DES. There were 298 ISR lesions including 52 BMS, 73 sirolimus-eluting stents, 52 paclitaxel-eluting stents, 16 zotarolimus-eluting stents, and 105 everolimus-eluting stent. Mean patient age was 66.6 ± 1.1 years, 74.2% were men, and 48.3% had diabetes mellitus. BMS restenosis presented later (70.0 ± 66.7 months) with more intimal hyperplasia compared with DES (BMS 58.6 ± 15.5%, first-generation DES 52.6 ± 20.9%, second-generation DES 48.2 ± 22.2%, p = 0.02). Although reference lumen areas were similar in BMS and first- and second-generation DES, restenotic DES were longer (BMS 21.8 ± 13.5 mm, first-generation DES 29.4 ± 16.1 mm, second-generation DES 32.1 ± 18.7 mm, p = 0.003), and stent areas were smaller (BMS 7.2 ± 2.4 mm2 , first-generation DES 6.1 ± 2.1 mm2 , second-generation DES 5.7 ± 2.0 mm2 , p &lt;0.001). Stent fracture was seen only in DES (first-generation DES 7 [5.0%], second-generation DES 8 [7.4%], p = 0.13). In conclusion, restenotic first- and second-generation DES were characterized by less neointimal hyperplasia, smaller stent areas, longer stent lengths, and more stent fractures than restenotic BMS.</description><identifier>ISSN: 0002-9149</identifier><identifier>EISSN: 1879-1913</identifier><identifier>DOI: 10.1016/j.amjcard.2015.07.058</identifier><identifier>PMID: 26341188</identifier><identifier>CODEN: AJCDAG</identifier><language>eng</language><publisher>United States: Elsevier Inc</publisher><subject>Aged ; Angioplasty ; Cardiovascular ; Coronary Restenosis - diagnostic imaging ; Coronary Restenosis - prevention &amp; control ; Coronary Restenosis - surgery ; Drug-Eluting Stents - adverse effects ; Everolimus ; Female ; Heart attacks ; Humans ; Immunosuppressive Agents ; Male ; Medical imaging ; Metals ; Middle Aged ; Neointima - diagnostic imaging ; Paclitaxel ; Percutaneous Coronary Intervention ; Prosthesis Design ; Retrospective Studies ; Risk Factors ; Sirolimus - analogs &amp; derivatives ; Standard deviation ; Stents ; Stents - adverse effects ; Time Factors ; Treatment Outcome ; Ultrasonography, Interventional ; Variables</subject><ispartof>The American journal of cardiology, 2015-11, Vol.116 (9), p.1351-1357</ispartof><rights>Elsevier Inc.</rights><rights>2015 Elsevier Inc.</rights><rights>Copyright © 2015 Elsevier Inc. All rights reserved.</rights><rights>Copyright Elsevier Limited Nov 1, 2015</rights><lds50>peer_reviewed</lds50><woscitedreferencessubscribed>false</woscitedreferencessubscribed><citedby>FETCH-LOGICAL-c617t-6213ac7870ecf5c6c58230ded3038ad60ee8c5711c7b696f2dad47c1ac1389e3</citedby><cites>FETCH-LOGICAL-c617t-6213ac7870ecf5c6c58230ded3038ad60ee8c5711c7b696f2dad47c1ac1389e3</cites></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://www.sciencedirect.com/science/article/pii/S0002914915017610$$EHTML$$P50$$Gelsevier$$H</linktohtml><link.rule.ids>314,776,780,3537,27901,27902,65306</link.rule.ids><backlink>$$Uhttps://www.ncbi.nlm.nih.gov/pubmed/26341188$$D View this record in MEDLINE/PubMed$$Hfree_for_read</backlink></links><search><creatorcontrib>Goto, Kosaku, MD, PhD</creatorcontrib><creatorcontrib>Zhao, Zhijing, MD</creatorcontrib><creatorcontrib>Matsumura, Mitsuaki, BS</creatorcontrib><creatorcontrib>Dohi, Tomotaka, MD, PhD</creatorcontrib><creatorcontrib>Kobayashi, Nobuaki, MD, PhD</creatorcontrib><creatorcontrib>Kirtane, Ajay J., MD, SM</creatorcontrib><creatorcontrib>Rabbani, LeRoy E., MD</creatorcontrib><creatorcontrib>Collins, Michael B., MD</creatorcontrib><creatorcontrib>Parikh, Manish A., MD</creatorcontrib><creatorcontrib>Kodali, Susheel K., MD</creatorcontrib><creatorcontrib>Leon, Martin B., MD</creatorcontrib><creatorcontrib>Moses, Jeffrey W., MD</creatorcontrib><creatorcontrib>Mintz, Gary S., MD</creatorcontrib><creatorcontrib>Maehara, Akiko, MD</creatorcontrib><title>Mechanisms and Patterns of Intravascular Ultrasound In-Stent Restenosis Among Bare Metal Stents and First- and Second-Generation Drug-Eluting Stents</title><title>The American journal of cardiology</title><addtitle>Am J Cardiol</addtitle><description>The most common causes of in-stent restenosis (ISR) are intimal hyperplasia and stent under expansion. The purpose of this study was to use intravascular ultrasound (IVUS) to compare the ISR mechanisms of bare metal stents (BMS), first-generation drug-eluting stents (DES), and second-generation DES. There were 298 ISR lesions including 52 BMS, 73 sirolimus-eluting stents, 52 paclitaxel-eluting stents, 16 zotarolimus-eluting stents, and 105 everolimus-eluting stent. Mean patient age was 66.6 ± 1.1 years, 74.2% were men, and 48.3% had diabetes mellitus. BMS restenosis presented later (70.0 ± 66.7 months) with more intimal hyperplasia compared with DES (BMS 58.6 ± 15.5%, first-generation DES 52.6 ± 20.9%, second-generation DES 48.2 ± 22.2%, p = 0.02). Although reference lumen areas were similar in BMS and first- and second-generation DES, restenotic DES were longer (BMS 21.8 ± 13.5 mm, first-generation DES 29.4 ± 16.1 mm, second-generation DES 32.1 ± 18.7 mm, p = 0.003), and stent areas were smaller (BMS 7.2 ± 2.4 mm2 , first-generation DES 6.1 ± 2.1 mm2 , second-generation DES 5.7 ± 2.0 mm2 , p &lt;0.001). Stent fracture was seen only in DES (first-generation DES 7 [5.0%], second-generation DES 8 [7.4%], p = 0.13). 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Zhao, Zhijing, MD ; Matsumura, Mitsuaki, BS ; Dohi, Tomotaka, MD, PhD ; Kobayashi, Nobuaki, MD, PhD ; Kirtane, Ajay J., MD, SM ; Rabbani, LeRoy E., MD ; Collins, Michael B., MD ; Parikh, Manish A., MD ; Kodali, Susheel K., MD ; Leon, Martin B., MD ; Moses, Jeffrey W., MD ; Mintz, Gary S., MD ; Maehara, Akiko, MD</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-c617t-6213ac7870ecf5c6c58230ded3038ad60ee8c5711c7b696f2dad47c1ac1389e3</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2015</creationdate><topic>Aged</topic><topic>Angioplasty</topic><topic>Cardiovascular</topic><topic>Coronary Restenosis - diagnostic imaging</topic><topic>Coronary Restenosis - prevention &amp; control</topic><topic>Coronary Restenosis - surgery</topic><topic>Drug-Eluting Stents - adverse effects</topic><topic>Everolimus</topic><topic>Female</topic><topic>Heart attacks</topic><topic>Humans</topic><topic>Immunosuppressive Agents</topic><topic>Male</topic><topic>Medical imaging</topic><topic>Metals</topic><topic>Middle Aged</topic><topic>Neointima - diagnostic imaging</topic><topic>Paclitaxel</topic><topic>Percutaneous Coronary Intervention</topic><topic>Prosthesis Design</topic><topic>Retrospective Studies</topic><topic>Risk Factors</topic><topic>Sirolimus - analogs &amp; 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The purpose of this study was to use intravascular ultrasound (IVUS) to compare the ISR mechanisms of bare metal stents (BMS), first-generation drug-eluting stents (DES), and second-generation DES. There were 298 ISR lesions including 52 BMS, 73 sirolimus-eluting stents, 52 paclitaxel-eluting stents, 16 zotarolimus-eluting stents, and 105 everolimus-eluting stent. Mean patient age was 66.6 ± 1.1 years, 74.2% were men, and 48.3% had diabetes mellitus. BMS restenosis presented later (70.0 ± 66.7 months) with more intimal hyperplasia compared with DES (BMS 58.6 ± 15.5%, first-generation DES 52.6 ± 20.9%, second-generation DES 48.2 ± 22.2%, p = 0.02). Although reference lumen areas were similar in BMS and first- and second-generation DES, restenotic DES were longer (BMS 21.8 ± 13.5 mm, first-generation DES 29.4 ± 16.1 mm, second-generation DES 32.1 ± 18.7 mm, p = 0.003), and stent areas were smaller (BMS 7.2 ± 2.4 mm2 , first-generation DES 6.1 ± 2.1 mm2 , second-generation DES 5.7 ± 2.0 mm2 , p &lt;0.001). Stent fracture was seen only in DES (first-generation DES 7 [5.0%], second-generation DES 8 [7.4%], p = 0.13). In conclusion, restenotic first- and second-generation DES were characterized by less neointimal hyperplasia, smaller stent areas, longer stent lengths, and more stent fractures than restenotic BMS.</abstract><cop>United States</cop><pub>Elsevier Inc</pub><pmid>26341188</pmid><doi>10.1016/j.amjcard.2015.07.058</doi><tpages>7</tpages></addata></record>
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ispartof The American journal of cardiology, 2015-11, Vol.116 (9), p.1351-1357
issn 0002-9149
1879-1913
language eng
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source MEDLINE; Elsevier ScienceDirect Journals
subjects Aged
Angioplasty
Cardiovascular
Coronary Restenosis - diagnostic imaging
Coronary Restenosis - prevention & control
Coronary Restenosis - surgery
Drug-Eluting Stents - adverse effects
Everolimus
Female
Heart attacks
Humans
Immunosuppressive Agents
Male
Medical imaging
Metals
Middle Aged
Neointima - diagnostic imaging
Paclitaxel
Percutaneous Coronary Intervention
Prosthesis Design
Retrospective Studies
Risk Factors
Sirolimus - analogs & derivatives
Standard deviation
Stents
Stents - adverse effects
Time Factors
Treatment Outcome
Ultrasonography, Interventional
Variables
title Mechanisms and Patterns of Intravascular Ultrasound In-Stent Restenosis Among Bare Metal Stents and First- and Second-Generation Drug-Eluting Stents
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