Cardiology journalPub Date : 2024-01-01Epub Date: 2023-11-15DOI: 10.5603/cj.93926
Min Gyu Kong, Jon Suh, Bora Lee, Hyun Woo Park, Su Yeong Park, Inki Moon, Hyung Oh Choi, Hye-Sun Seo, Yoon Haeng Cho, Nae-Hee Lee, Ho-Jun Jang, Tae-Hoon Kim, Sung Woo Kwon, Sang-Don Park, Pyung Chun Oh, Jeonggeun Moon, Kyounghoon Lee, Woong Chol Kang
{"title":"Hemo-metabolic impairment in patients with ST-segment elevation myocardial infarction: Data from the INTERSTELLAR registry.","authors":"Min Gyu Kong, Jon Suh, Bora Lee, Hyun Woo Park, Su Yeong Park, Inki Moon, Hyung Oh Choi, Hye-Sun Seo, Yoon Haeng Cho, Nae-Hee Lee, Ho-Jun Jang, Tae-Hoon Kim, Sung Woo Kwon, Sang-Don Park, Pyung Chun Oh, Jeonggeun Moon, Kyounghoon Lee, Woong Chol Kang","doi":"10.5603/cj.93926","DOIUrl":"10.5603/cj.93926","url":null,"abstract":"<p><strong>Background: </strong>Not only hemo-dynamic (HD) factors but also hemo-metabolic (HM) risk factors reflecting multi-organ injuries are considered as important prognostic factors in ST-segment elevation myocardial infarction (STEMI). However, studies regarding HM risk factors in STEMI patients are currently limited.</p><p><strong>Method: </strong>Under analysis were 1,524 patients with STEMI who underwent primary percutaneous coronary intervention in the INTERSTELLAR registry. Patients were divided into HM (≥ 2 risk factors) and non-HM impairment groups. The primary outcome was in-hospital all-cause mortality, and the secondary outcome was 1-year all-cause mortality.</p><p><strong>Results: </strong>Of 1,524 patients, 214 (14.0%) and 1,310 (86.0%) patients were in the HM and non-HM impairment groups, respectively. Patients with HM impairment had a higher incidence of in-hospital mortality than those without (24.3% vs. 2.7%, p < 0.001). After adjusting for confounders, HM impairment was independently associated with in-hospital mortality (inverse probability of treatment weighting [IPTW]-adjusted odds ratio: 1.81, 95% confidence interval: 1.08-3.14). In the third door-to-balloon (DTB) time tertile (≥ 82 min), HM impairment was strongly associated with in-hospital mortality. In the first DTB time tertile ( < 62 min), indicating relatively rapid revascularization, HM impairment was consistently associated with increased in-hospital mortality.</p><p><strong>Conclusions: </strong>Hemo-metabolic impairment is significantly associated with increased risk of in-hospital and 1-year mortality in patients with STEMI. It remains a significant prognostic factor, regardless of DTB time.</p>","PeriodicalId":93923,"journal":{"name":"Cardiology journal","volume":" ","pages":"434-441"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11229799/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"107593127","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Cardiology journalPub Date : 2024-01-01Epub Date: 2022-03-14DOI: 10.5603/CJ.a2022.0011
Szymon Jonik, Michał Marchel, Ewa Pędzich-Placha, Arkadiusz Pietrasik, Adam Rdzanek, Zenon Huczek, Janusz Kochman, Monika Budnik, Radosław Piątkowski, Piotr Scisło, Janusz Kochanowski, Paweł Czub, Radosław Wilimski, Piotr Hendzel, Marcin Grabowski, Krzysztof J Filipiak, Grzegorz Opolski, Tomasz Mazurek
{"title":"Long-term outcomes and quality of life following implementation of dedicated mitral valve Heart Team decisions for patients with severe mitral valve regurgitation in tertiary cardiovascular care center.","authors":"Szymon Jonik, Michał Marchel, Ewa Pędzich-Placha, Arkadiusz Pietrasik, Adam Rdzanek, Zenon Huczek, Janusz Kochman, Monika Budnik, Radosław Piątkowski, Piotr Scisło, Janusz Kochanowski, Paweł Czub, Radosław Wilimski, Piotr Hendzel, Marcin Grabowski, Krzysztof J Filipiak, Grzegorz Opolski, Tomasz Mazurek","doi":"10.5603/CJ.a2022.0011","DOIUrl":"10.5603/CJ.a2022.0011","url":null,"abstract":"<p><strong>Background: </strong>This study was purposed to investigate which treatment strategy was associated with the most favourable prognosis for patients with severe mitral regurgitation (MR) following Heart Team (HT)-decisions implementation.</p><p><strong>Methods: </strong>In this retrospective study, long-term outcomes of patients with severe MR qualified after HT discussion to: optimal medical treatment (OMT) alone, OMT and MitraClip (MC) procedure or OMT and mitral valve replacement (MVR) were evaluated. The primary endpoint was defined as cardiovascular (CV) death and the secondary endpoints included all-cause mortality, myocardial infarctions (MI), strokes, hospitalizations for heart failure exacerbation and CV events during a mean (standard deviation [SD]) follow-up of 29 (15) months.</p><p><strong>Results: </strong>From 2016 to 2019, 176 HT meetings were held and a total of 157 participants (mean age [SD] = 71.0 [9.2], 63.7% male) with severe MR and completely implemented HT decisions (OMT, MC or MVR for 53, 58 and 46 patients, respectively) were included into final analysis. Comparing OMT, MC and MVR groups statistically significant differences between the implemented procedures and occurrence of primary and secondary endpoints with the most frequent in OMT-group were observed (p < 0.05). However, for interventional strategy MC was non-inferior to MVR for all endpoints (p > 0.05). General health status assessed at the end of follow-up were significantly the lowest for MVR, then for MC and the highest for OMT-group (p < 0.01).</p><p><strong>Conclusions: </strong>In the present study it was demonstrated that after careful HT evaluation of patients with severe MR at high risk of surgery, percutaneous strategy (MC) can be considered as equivalent to surgical treatment (MVR) with non-inferior outcomes.</p>","PeriodicalId":93923,"journal":{"name":"Cardiology journal","volume":" ","pages":"62-71"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10919556/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"46370352","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Predictive value of two different definitions of contrast-associated acute kidney injury for long-term major adverse kidney events in patients with ST-segment elevation myocardial infarction undergoing primary percutaneous coronary intervention.","authors":"Lian Chen, Xiaolei Wang, Qianyun Wang, Ding Ding, Wenlong Jiang, Zhengwen Ruan, Weifeng Zhang","doi":"10.5603/CJ.a2022.0034","DOIUrl":"10.5603/CJ.a2022.0034","url":null,"abstract":"<p><strong>Background: </strong>It remains controversial whether contrast-associated acute kidney injury (CA-AKI) is associated with long-term major adverse kidney events (MAKE) in patients with ST-segment elevation myocardial infarction (STEMI) undergoing primary percutaneous coronary intervention (PCI).</p><p><strong>Methods: </strong>By the Acute Kidney Injury Network (AKIN) criteria, CA-AKI was defined as an increase in serum creatinine ≥ 0.3 mg/dL or 50% from baseline within 48 h after PCI; or an increase in serum creatinine ≥ 0.5 mg/dL or 25% within 72 h by the contrast-induced nephropathy (CIN) criteria. The primary endpoint was 1-year MAKE, defined as a composite of all-cause mortality and persistent renal dysfunction.</p><p><strong>Results: </strong>A total of 402 patients were finally included in this study. The primary endpoint occurred in 29 (7.2%) patients. There was a significant association between CA-AKI and 1-year MAKE assessed by both the AKIN (hazard ratios [HR]: 11.58, 95% confidence interval [CI]: 4.29-31.24, p = 0.000) and CIN (HR: 6.45, 95% CI: 2.56-16.25, p = 0.000) definitions. However, the AKIN definition (HR: 4.95, 95% CI: 1.17-21.02, p = 0.030) was more reliable in the prediction of persistent renal dysfunction than CIN definition (HR: 4.08, 95% CI: 0.99-16.87, p = 0.052). Additionally, the area under receiver operating characteristic curve was larger for predicting 1-year MAKE with the AKIN definition than CIN definition (0.742 vs. 0.727).</p><p><strong>Conclusions: </strong>In patients with STEMI undergoing primary PCI, CA-AKI was significantly associated with 1-year MAKE. Moreover, the AKIN definition might be more reliable in the prediction of long-term prognosis.</p>","PeriodicalId":93923,"journal":{"name":"Cardiology journal","volume":" ","pages":"53-61"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10919559/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"43960245","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Cardiology journalPub Date : 2024-01-01Epub Date: 2023-10-13DOI: 10.5603/cj.97517
Simona Wójcik, Anna Rulkiewicz, Piotr Pruszczyk, Wojciech Lisik, Marcin Poboży, Justyna Domienik-Karłowicz
{"title":"Reshaping medical education: Performance of ChatGPT on a PES medical examination.","authors":"Simona Wójcik, Anna Rulkiewicz, Piotr Pruszczyk, Wojciech Lisik, Marcin Poboży, Justyna Domienik-Karłowicz","doi":"10.5603/cj.97517","DOIUrl":"10.5603/cj.97517","url":null,"abstract":"<p><strong>Background: </strong>We are currently experiencing a third digital revolution driven by artificial intelligence (AI), and the emergence of new chat generative pre-trained transformer (ChatGPT) represents a significant technological advancement with profound implications for global society, especially in the field of education.</p><p><strong>Methods: </strong>The aim of this study was to see how well ChatGPT performed on medical school exams and to highlight how it might change medical education and practice. Recently, OpenAI's ChatGPT (OpenAI, San Francisco; GPT-4 May 24 Version) was put to the test against a significant Polish medical specialization licensing exam (PES), and the results are in. The version of ChatGPT-4 used in this study was the most up-to-date model at the time of publication (GPT-4). ChatGPT answered questions from June 28, 2023, to June 30, 2023.</p><p><strong>Results: </strong>ChatGPT demonstrates notable advancements in natural language processing models on the tasks of medical question answering. In June 2023, the performance of ChatGPT was assessed based on its ability to answer a set of 120 questions, where it achieved a correct response rate of 67.1%, accurately responding to 80 questions.</p><p><strong>Conclusions: </strong>ChatGPT may be used as an assistance tool in medical education. While ChatGPT can serve as a valuable tool in medical education, it cannot fully replace human expertise and knowledge due to its inherent limitations.</p>","PeriodicalId":93923,"journal":{"name":"Cardiology journal","volume":" ","pages":"442-450"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11229801/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41223565","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Cardiology journalPub Date : 2024-01-01Epub Date: 2024-02-13DOI: 10.5603/cj.96299
Ryota Kobayashi, Hideyuki Negoro
{"title":"Acute effects of the 4-4-8 breathing technique on arterial stiffness in healthy young men.","authors":"Ryota Kobayashi, Hideyuki Negoro","doi":"10.5603/cj.96299","DOIUrl":"10.5603/cj.96299","url":null,"abstract":"<p><strong>Background: </strong>Increased arterial stiffness is a risk factor for cardiovascular disease. Slow, deep breathing decreases blood pressure related to arterial stiffness. The objective of the present study was to determine the acute effects of a single session of slow breathing on arterial stiffness, blood pressure, and cardiac autonomic function.</p><p><strong>Methods: </strong>Fifteen healthy men (20 ± 0 years) were administered (a) a slow breathing condition (12 consecutive breaths of 4 s of inhalation, 4 s of pause, and 8 s of exhalation through the nose, approximately 5 min per breath) and (b) a control, two-condition crossover design. Carotid-femoral artery pulse wave velocity (cfPWV), brachial-ankle PWV (baPWV), brachial blood pressure, high frequency (HF) and low frequency (LF) were measured at baseline, 30 min, 60 min and 24 h after respiratory control.</p><p><strong>Results: </strong>Brachial-ankle PWV and brachial systolic pressure on the 4-4-8 breathing trial decreased after 30 min of respiratory control compared to baseline (p < 0.05), but did not change on the CON trial. Carotid-femoral PWV on both trials was unchanged; HF on the 4-4-8 breathing trial increased (p < 0.05) and LF decreased (p < 0.05) after 30 min of respiratory control compared to baseline, but was unchanged on the CON trial.</p><p><strong>Conclusions: </strong>These results suggest that slow breathing techniques may be effective in modulating autonomic function and improving arterial stiffness in healthy young adults.</p>","PeriodicalId":93923,"journal":{"name":"Cardiology journal","volume":" ","pages":"418-426"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11229811/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139725408","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Scientific writing at the dawn of AI.","authors":"Jarosław Meyer-Szary, Miłosz Jaguszewski, Szymon Mikulski","doi":"10.5603/cj.94335","DOIUrl":"10.5603/cj.94335","url":null,"abstract":"","PeriodicalId":93923,"journal":{"name":"Cardiology journal","volume":"31 3","pages":"369-373"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11229795/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141473592","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Cardiology journalPub Date : 2024-01-01Epub Date: 2023-09-29DOI: 10.5603/cj.92762
Jiahui Liu, Kaiping Zhang, Xingang Wang, Zhaoping Liu, Ming Chen, Fangfang Fan, Jia Jia, Tao Hong, Jianping Li, Yong Huo, Yanjun Gong, Bo Zheng
{"title":"Complete revascularization based on angiography derived fractional flow reserve versus incomplete revascularization in patients with ST-segment elevation myocardial infarction.","authors":"Jiahui Liu, Kaiping Zhang, Xingang Wang, Zhaoping Liu, Ming Chen, Fangfang Fan, Jia Jia, Tao Hong, Jianping Li, Yong Huo, Yanjun Gong, Bo Zheng","doi":"10.5603/cj.92762","DOIUrl":"10.5603/cj.92762","url":null,"abstract":"<p><strong>Background: </strong>Nearly half of ST-segment elevation myocardial infarction (STEMI) patients present with significant multivessel coronary artery disease, they are at high risk of subsequent adverse events. Whether complete revascularization guided by coronary angiography-derived fractional flow reserve (caFFR) further reduces such events risk is not fully investigated.</p><p><strong>Methods: </strong>In this study, 367 consecutive STEMI patients who underwent successful primary percutaneous coronary intervention (PCI) were enrolled. caFFR of all three coronary vessels were measured, including 367 culprit vessels and 703 non-culprit vessels. Complete revascularization was defined as post-PCI caFFR > 0.8 of all three coronary vessels. The primary endpoint was major adverse cardiovascular events (MACE, a composite of cardiovascular death, non-fatal recurrent myocardial infarction, ischemia-driven revascularization and non-fatal stroke/transient ischemic attacks) during follow-up.</p><p><strong>Results: </strong>At a median follow-up of 3.8 years, MACE had occurred in 39 patients of the 220 (17.7%) in the complete revascularization group as compared with 49 patients of the 131 (37.4%) in the incomplete revascularization group (hazard ratio [HR] 1.9; 95% confidence interval [CI] 1.2-3.0; p = 0.005). The incomplete revascularization in culprit vessels evaluated by caFFR showed the highest risk for MACE occurrence.</p><p><strong>Conclusions: </strong>In STEMI patients with multivessel coronary artery disease, incomplete revascularization based on caFFR might contribute to identifying patients at high-risk.</p>","PeriodicalId":93923,"journal":{"name":"Cardiology journal","volume":" ","pages":"226-234"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11076025/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41171593","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Application of homocysteine as a non-invasive and effort-free measurements for risk assessment of patients with pulmonary hypertension.","authors":"Mei-Tzu Wang, Pei-Ling Chi, Chin-Chang Cheng, Wei-Chun Huang, Lee-Wei Chen","doi":"10.5603/cj.92813","DOIUrl":"10.5603/cj.92813","url":null,"abstract":"<p><strong>Background: </strong>Current guideline-recommended multiparameters used to assess the risk levels of pulmonary arterial hypertension (PAH) are invasive hemodynamic measurements or effort-dependent exercise tests. Serum natriuretic peptide is only one kind of effort-free biomarker that has been adopted for risk assessment. This study aimed to investigate the application of homocysteine as a non-invasive and effort-free measurement for the risk assessment of patients with PAH.</p><p><strong>Methods: </strong>Samples of 50 patients diagnosed with PAH via right heart catheterization were obtained, and the patients were divided into low-, intermediate- and high-risk groups for further analysis. Additionally, serum N-terminal prohormone of B-type natriuretic peptide (NT-proBNP) and homocysteine levels of monocrotaline (MCT)-induced PAH rats were analyzed at each week with progressed severity of PAH, and they were sacrificed on day 28 with pathology being assessed.</p><p><strong>Results: </strong>Hyperhomocysteinemia was an independent predictor (odds ratio [OR]: 1.256; 95% confidence interval [CI]: 1.002-1.574) and showed a linear correlation with NT-proBNP. Hyperhomocysteinemia could discriminate between low/intermediate and high-risk levels in PAH with a cut-off value in 12 μmol/L. Moreover, the elevated homocysteine levels by weeks in MCT rats also demonstrated the association between homocysteine and the severity of PAH.</p><p><strong>Conclusions: </strong>Homocysteine can be a non-invasive and effort-free risk assessment for patients with pulmonary hypertension. Homocysteine level had a linear correlation with NT-proBNP level, and patients with hyperhomocysteinemia had a higher risk level, higher NT-proBNP level, and decreased lower diffusing capacity for carbon monoxide. The correlation between homocysteine level and PAH severity was also demonstrated in MCT rats.</p>","PeriodicalId":93923,"journal":{"name":"Cardiology journal","volume":" ","pages":"285-299"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11076026/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41172545","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Cardiology journalPub Date : 2024-01-01Epub Date: 2024-08-12DOI: 10.5603/cj.100869
Adam Macech, Nicola Luigi Bragazzi, Francesco Chirico, Basar Cander, Michal Pruc, Zubaid Rafique, William Frank Peacock, Arash Ziapour, Lukasz Szarpak, Anna Salak, Milosz J Jaguszewski
{"title":"Efficacy of etripamil nasal spray for acute conversion of supraventricular tachycardia: a network meta-analysis.","authors":"Adam Macech, Nicola Luigi Bragazzi, Francesco Chirico, Basar Cander, Michal Pruc, Zubaid Rafique, William Frank Peacock, Arash Ziapour, Lukasz Szarpak, Anna Salak, Milosz J Jaguszewski","doi":"10.5603/cj.100869","DOIUrl":"10.5603/cj.100869","url":null,"abstract":"","PeriodicalId":93923,"journal":{"name":"Cardiology journal","volume":" ","pages":"640-642"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11374320/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141918379","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Cardiology journalPub Date : 2024-01-01Epub Date: 2024-05-14DOI: 10.5603/cj.95415
Yu Kang, Nan Wang, Keyi Liu, Zixuan Yang, Nan Qu, Xueke Zhong, Xiaojing Chen, Mian Wang, Qing Zhang
{"title":"Reverse remodeling of mitral leaflets after medical treatment in recent-onset dilated cardiomyopathy.","authors":"Yu Kang, Nan Wang, Keyi Liu, Zixuan Yang, Nan Qu, Xueke Zhong, Xiaojing Chen, Mian Wang, Qing Zhang","doi":"10.5603/cj.95415","DOIUrl":"10.5603/cj.95415","url":null,"abstract":"<p><strong>Background: </strong>The growth of mitral leaflets (MLs) adaptive to left ventricluar (LV) remodeling has been observed. However, the elasticity of MLs upon mechanical stimuli would be supposed if it shrinks with LV reverse remodeling (LVRR).</p><p><strong>Material and methods: </strong>Patients with idiopathic recent-onset dilated cardiomyopathy (RODCM) (n = 82) and 50 matched normal controls (NC) were prospectively enrolled. Echocardiography was performed at baseline and 6 months of follow-up for the anterior and posterior mitral leaflet (AML and PML) length, mitral annular dimension (MAD), and tenting height (TH). LVRR was measured as a ≥ 15% reduction in LV end-diastolic volume (LVEDV).</p><p><strong>Results: </strong>After 6 months, LVRR was achieved in 69.5% of patients. The AML (28 ± 3 vs. 26 ± 3 mm, p = 0.004) and PML (19 ± 4 vs. 17 ± 3 mm, p < 0.001) decreased in length, as well as the MAD (31 ± 5 vs. 28 ± 5 mm, p = 0.001) and TH (10 ± 3 vs. 8 ± 2 mm, p < 0.001). Compared with the NC group, the AML and PML of the RODCM group were 16.7% and 35.7% longer at baseline and remained 8.3% and 21.2% longer at follow-up, respectively. The change in AML or PML correlated moderately with that in LVEDV (r = 0.487, p < 0.001; r = 0.516, p < 0.001, respectively). The AML and PML length decreased in the LVRR (+) subgroup (AML, 28 ± 3 vs. 26 ± 3 mm, p = 0.001; PML, 20 ± 4 vs. 16 ± 3 mm, p < 0.001), but remained the same in the LVRR (-) subgroup (27 ± 4 vs. 28 ± 4 mm, p = 0.318; 17 ± 3 vs. 17 ± 3 mm, p = 0.790).</p><p><strong>Conclusions: </strong>Enlarged MLs could reverse accompanied by LV reverse remodeling. This study provided the other facet of ML plasticity adaptive to mechanical stretching.</p>","PeriodicalId":93923,"journal":{"name":"Cardiology journal","volume":" ","pages":"538-545"},"PeriodicalIF":0.0,"publicationDate":"2024-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11374336/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140923947","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}