{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,28]],"date-time":"2026-09-28T19:19:47Z","timestamp":1790623187487,"version":"4.1.0"},"reference-count":29,"publisher":"Ovid Technologies (Wolters Kluwer Health)","issue":"4","content-domain":{"domain":["lww.com","ovid.com"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2019,10]]},"abstract":"<jats:sec>\n                    <jats:title>Background and Objective:<\/jats:title>\n                    <jats:p>Reperfusion therapy for acute myocardial infarction has been shown to reduce mortality, yet it may also have deleterious effects, including myocardial necrosis and no-reflow. Postconditioning is known measure for cardioprotection from reperfusion injury in animal model. Postconditioning is known measure for cardioprotection from reperfusion injury in animal model and human studies have shown inconsistent results.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Materials and Methods:<\/jats:title>\n                    <jats:p>From February 2013 through October 2014, at Institute of Postgraduate Medical Education and Research, Kolkata Cardiology department, we randomized 43 patients with acute ST-segment elevation myocardial infarction (STEMI) who were undergoing conventional primary percutaneous coronary intervention (PCI) (22 patients) and PCI with postconditioning by repeated transient balloon occlusion after establishment of flow (21 patients). Total creatine kinase-muscle\/brain (CPK-MB) released within 72 h was compared as a surrogate marker of infarct size. Myocardial blush grade between two groups was also compared.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results:<\/jats:title>\n                    <jats:p>\n                      The area under curve of serum creatine kinase (CK) release during the 1\n                      <jats:sup>st<\/jats:sup>\n                      72 h of reperfusion was significantly reduced (\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      = 0.0347) in the postconditioned group compared with the control group, averaging 9632 IU in postconditioned compared with 13493 IU in control group which represented 29% of reduction of infarct size. The peak of CPK-MB release was markedly lower in the postconditioned (290 \u00b1 16.24 IU\/L) than in the control (414.2 \u00b1 51.34 IU\/L) group (\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      \u2264 0.0001). Blush grading was also significantly improved in postconditioned group (\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      = 0.005). Mean ST-segment deviation at 48 h between cases and control groups was 0.87 \u00b1 0.68 and 1.4 \u00b1 0.94, respectively (\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      = 0.08).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion:<\/jats:title>\n                    <jats:p>In patients with STEMI, postconditioning significantly improves blush grading and enzymatic infarct size reduction with a trend toward significant reduction of mean ST-segment deviation.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.4103\/aca.aca_126_18","type":"journal-article","created":{"date-parts":[[2019,10,4]],"date-time":"2019-10-04T06:25:35Z","timestamp":1570170335000},"page":"347-352","update-policy":"https:\/\/doi.org\/10.1097\/lww.0000000000001000","source":"Crossref","is-referenced-by-count":10,"title":["Effect of Ischemic Postconditioning during Primary Percutaneous Coronary Intervention for Patients with ST-segment Elevation Myocardial Infarction: A Single-center Cross-sectional Study"],"prefix":"10.4103","volume":"22","author":[{"given":"Priyam","family":"Mukherjee","sequence":"first","affiliation":[{"name":"Department of Cardiology, Fortis Health Care, Kolkata, West Bengal, India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mayank","family":"Jain","sequence":"additional","affiliation":[{"name":"Choithram Hospital and Research Centre, Indore, Madhya Pradesh, India"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"276","reference":[{"key":"R1-20250602","doi-asserted-by":"crossref","first-page":"113","DOI":"10.1161\/01.CIR.59.1.113","article-title":"Enzymatic indices of myocardial necrosis: Influence on short- and long-term prognosis after myocardial infarction","volume":"59","author":"Thompson","year":"1979","journal-title":"Circulation"},{"key":"R2-20250602","doi-asserted-by":"crossref","first-page":"441","DOI":"10.1161\/01.CIR.79.2.441","article-title":"Myocardial reperfusion, limitation of infarct size, reduction of left ventricular dysfunction, and improved survival. 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