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Left Main Atresia: Supply from the right coronary circulation- a rare coronary artery anomaly 左主干闭锁:来自右冠状动脉循环的供应——一种罕见的冠状动脉异常
IF 0.2 Q4 CARDIAC & CARDIOVASCULAR SYSTEMS Pub Date : 2022-05-29 DOI: 10.3126/njh.v19i1.45307
D. Prajapati, D. Sharma, M. Kc, Jyotindra Sharma, U. Sharma
Coronary artery anomalies are rare incidental findings, about 20% with clinical significance of possible increased risk of related adverse cardiac events including sudden death. Multi detector computed tomography has become the first-line imaging modality to visualize the origin and course of anomalous blood vessels, assisting the further categorization and treatment recommendations. We present a case of 52 years old woman with left main atresia and right coronary artery supplying the entire cardiac muscles through the connection of posterior lateral artery to the distal segment of the left circumflex artery.
冠状动脉异常是罕见的偶然发现,约20%具有临床意义,可能增加相关心脏不良事件(包括猝死)的风险。多探测器计算机断层扫描已成为观察异常血管起源和走向的一线成像方式,有助于进一步分类和治疗建议。我们报告一例52岁女性左主干闭锁,右冠状动脉通过后外侧动脉与左旋动脉远端段的连接供应整个心肌。
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引用次数: 0
Comparison of Logistic Euroscore with Euroscore II in predicting postoperative mortality in adult cardiac surgical patients Logistic Euroscore与Euroscore II预测成人心脏手术患者术后死亡率的比较
IF 0.2 Q4 CARDIAC & CARDIOVASCULAR SYSTEMS Pub Date : 2022-05-29 DOI: 10.3126/njh.v19i1.45275
S. Parajuli, N. Rajbhandari, A. Thakur
Background: Logistic Euroscore and Euroscore II are widely used in predicting perioperative mortality after cardiac surgery; however the data regarding the superiority of one over the other in predicting outcome regarding 30 days mortality in isolated coronary artery surgeries are not consistent. This study assessed the predictive accuracy of logistic Euroscore versus Euroscore II in determining 30 days mortality after isolated CABG surgery in a single cardiac center of Nepal. Methods: One hundred and forty-two patients scheduled for isolated coronary artery bypass surgery during the one-year period was taken for this prospective observational study. The predictive post-operative mortality was calculated using both of the scoring system. The actual mortality observed during the 30 day of postoperative period was recorded and the findings were compared with the predictive post-operative mortality according to the scoring systems by using area under the receiver operating characteristics curve (AUC). Results: One hundred and forty-two patients were enrolled in this study and average cross clamp time was 65.92 +/- 26.39 minutes and total cardiopulmonary bypass time was 102.90 +/- 37.32 minutes. The average hours of ventilator stay was 9.56 +/- 8.45 and total days of ICU stay was 4.96 +/- 2.00. The observed 30 day mortality was 2.11% (95% CI, 1.96-2.36%) which was slightly better predicted by ESL 2.40% (95% CI, 2.04-2.76%) in comparison to ES II 1.44% (95% CI, 1.22-1.66%). The AUC value was 0.917 (0.817-1.000) for ESL and 0.946 (0.887-1.000) for ES II in predicting 30 day postoperative mortality and were comparable. Conclusion: Both of the logistic Euroscore and Euroscore II are comparable to each other in predicting 30 day postoperative mortality after isolated CABG surgery.
背景:Logistic Euroscore和Euroscore II被广泛用于预测心脏手术围手术期死亡率;然而,在预测孤立冠状动脉手术30天死亡率的结果时,关于其中一种方法优于另一种方法的数据并不一致。本研究评估了logistic Euroscore与Euroscore II在确定尼泊尔单一心脏中心孤立CABG手术后30天死亡率方面的预测准确性。方法:本前瞻性观察研究选取了一年内计划行孤立冠状动脉搭桥手术的142例患者。采用两种评分系统计算预测术后死亡率。记录术后30天的实际死亡率,并采用受试者工作特征曲线下面积(AUC)与评分系统预测的术后死亡率进行比较。结果:142例患者入组,平均交叉钳夹时间65.92 +/- 26.39 min,总体外循环时间102.90 +/- 37.32 min。呼吸机平均停留时间为9.56 +/- 8.45小时,ICU总停留时间为4.96 +/- 2.00天。观察到的30天死亡率为2.11% (95% CI, 1.96-2.36%), ESL组的预测值为2.40% (95% CI, 2.94 -2.76%),而ES组的预测值为1.44% (95% CI, 1.22-1.66%)。在预测术后30天死亡率时,ESL的AUC值为0.917 (0.817-1.000),ES II的AUC值为0.946(0.887-1.000),具有可比性。结论:logistic Euroscore和Euroscore II在预测孤立CABG术后30天死亡率方面具有可比性。
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引用次数: 1
Relation of neutrophil-to-lymphocyte ratio with coronary artery disease severity in patients undergoing coronary angiography 冠状动脉造影患者中性粒细胞与淋巴细胞比值与冠状动脉疾病严重程度的关系
IF 0.2 Q4 CARDIAC & CARDIOVASCULAR SYSTEMS Pub Date : 2022-05-29 DOI: 10.3126/njh.v19i1.45274
B. Nepal, J. Ghimire, B. Karki, A. Mahaseth, S. Uranw, N. Pandey, P. Shah, P. Upadhyaya, P. Karki
Background and Aims: Inflammation plays important role in atherosclerosis. Recently, neutrophil-to-lymphocyte ratio(NLR) has emerged as new inflammatory marker in  identification  of coronary artery disease(CAD). We aimed to evaluate correlation of NLR with CAD severity and propose suitable cut-off NLR for predicting CAD. Methods: This cross-sectional study included 147 patients undergoing coronary angiography for angina with ischemic ECG changes. CAD severity was assessed by SYNTAX score and categorized into low, intermediate and high SYNTAX group. Neutrophil and lymphocyte count determined by BeneSphera analyser and NLR was calculated. Statistical analysis was performed using chi-square, ANOVA, Pearson’s correlation test and logistic regression analysis. Results: In 147 patients [mean age 61.27±12.87year (25-86 years);68% male],NLR ranged from 1.0 to 9.66[median 2.53(1.96-3.73 IQR), mean 3.21±1.86].The NLR (mean ± SD) in low, intermediate and high SYNTAX group were 2.35±1.27, 3.04±1.54l, 4.72±2.07 respectively (p<0.0001).High SYNTAX group more frequently had diabetes mellitus, dyslipidemia, smoker, alcohol consumer, were older , and had significantly high neutrophil count, NLR values and low lymphocyte count. In univariate analysis, diabetes mellitus, NLR, neutrophil and lymphocyte count were predictors of high SYNTAX score. In the multiple logistic regression analysis, NLR >3[OR=17.36, 95% CI 6.7-44.5, p=0.001] was identified as independent predictor of high SYNTAX score. In ROC analysis, NLR ≥ 1.785 was best suitable cut-off to identify presence of CAD with sensitivity of 97.4% and specificity of 83.3%. Conclusion: NLR correlated positively with presence and severity of CAD as assessed by SYNTAX score
背景与目的:炎症在动脉粥样硬化中起重要作用。近年来,中性粒细胞与淋巴细胞比值(NLR)已成为冠状动脉疾病(CAD)诊断中的一种新的炎症标志物。我们的目的是评估NLR与CAD严重程度的相关性,并提出合适的临界值NLR来预测CAD。方法:本横断面研究纳入147例因心绞痛合并缺血性心电图改变而行冠状动脉造影的患者。以SYNTAX评分评定冠心病严重程度,分为低、中、高SYNTAX组。用BeneSphera分析仪和NLR测定中性粒细胞和淋巴细胞计数。统计学分析采用卡方、方差分析、Pearson相关检验和logistic回归分析。结果147例患者[平均年龄61.27±12.87岁(25 ~ 86岁),男性68%],NLR范围为1.0 ~ 9.66[中位2.53(1.96 ~ 3.73 IQR),平均3.21±1.86]。低、中、高SYNTAX组的NLR (mean±SD)分别为2.35±1.27、3.04±1.54l、4.72±2.07 (p3[OR=17.36, 95% CI 6.7 ~ 44.5, p=0.001]为SYNTAX高评分的独立预测因子。在ROC分析中,NLR≥1.785为识别CAD存在的最佳合适临界值,敏感性为97.4%,特异性为83.3%。结论:用SYNTAX评分评价NLR与冠心病的存在及严重程度呈正相关
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引用次数: 0
A study on coronary bifurcation lesions and procedural outcome at Manmohan cardiothoracic vascular and transplant center, Kathmandu, Nepal 尼泊尔加德满都曼莫汉心胸血管和移植中心冠状动脉分叉病变和手术结果的研究
IF 0.2 Q4 CARDIAC & CARDIOVASCULAR SYSTEMS Pub Date : 2022-05-29 DOI: 10.3126/njh.v19i1.45302
C. Poudel, S. Shakya, R. Gajurel, H. Shrestha, S. Devkota, S. Thapa, B. Manandhar, R. Khanal
Background and Aims: Coronary bifurcation lesions are associated with high atherosclerotic plaque burden due to turbulent blood flow and high shear stress. There are various strategies for bifurcation stenting however, they are often prone to major cardiac events during percutaneous coronary intervention. The aim of this study was to assess the clinical profile and procedural outcome of patients with coronary bifurcation lesions. Methods: This retrospective study was carried out at Manmohan Cardiothoracic Vascular and Transplant center, Kathmandu, Nepal. Two hundred and eight patients were enrolled in this study who had coronary bifurcation lesions seen on invasive coronary angiography from August 2017 to October 2021. The procedural complications were assessed. Results: The mean age of patients with coronary bifurcation lesions was 61.48±11.19 years. Out of total 208 patients, 77% were males. True bifurcation lesion was seen in 65.4% of patients. Left anterior descending artery with diagonal was the most common bifurcation lesion (67.3%). The provisional stenting was done in 80.8% of patients and rest underwent 2-stent strategy. The complications mainly observed during the provisional stenting were plaque shift and side branch dissection. Conclusion: The provisional stenting is the most preferred and suitable technique for most bifurcation lesions if technically feasible.
背景和目的:冠状动脉分叉病变与湍流和高剪切应力引起的高动脉粥样硬化斑块负荷有关。分叉支架术有多种策略,但在经皮冠状动脉介入治疗过程中,它们往往容易发生重大心脏事件。本研究的目的是评估冠状动脉分叉病变患者的临床特征和手术结果。方法:本研究在尼泊尔加德满都曼莫汉心胸血管与移植中心进行回顾性研究。本研究招募了208名患者,他们在2017年8月至2021年10月的有创冠状动脉造影中发现了冠状动脉分叉病变。对手术并发症进行了评估。结果:冠状动脉分叉病变患者的平均年龄为61.48±11.19岁。在总共208名患者中,77%为男性。65.4%的患者出现真正的分叉病变。左前降支斜支病变是最常见的分叉病变(67.3%),80.8%的患者进行了临时支架植入,其余患者采用了双支架策略。临时支架置入术中的并发症主要为斑块移位和侧支剥离。结论:在技术可行的情况下,对于大多数分叉病变,临时支架置入术是最优选和最合适的技术。
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引用次数: 0
Evaluation of Left ventricular systolic function by Myocardial Deformation Imaging in Hypertensive patients with Preserved Left Ventricular Ejection Fraction 心肌变形成像对保留左心室射血分数的高血压患者左心室收缩功能的评价
IF 0.2 Q4 CARDIAC & CARDIOVASCULAR SYSTEMS Pub Date : 2021-11-23 DOI: 10.3126/njh.v18i2.40395
Bishow Raj Baral, A. Maskey, R. Malla, S. Rajbhandari, Krishna Chandra Adhikari, S. Bhandari, Shipra Shrestha, R. Pandey, Rabindra Shimkhada, Arjun Budhathoki
Background and Aims:  Hypertension being one of the commonest non communicable diseases is major risk factor leading to premature death.1 With development of, the left ventricular strain imaging technique by echocardiography the consequences of hypertension may be identified and intervene earlier. The aim of study was to show abnormalities in cardiac function in the form of left ventricular strain imaging in hypertensive patients with preserved Ejection fraction.Methods: This  was a cross-sectional, comparative and observational study done in Shahid Gangalal National Heart Centre and National Academy of Medical Sciences, Bir Hospital Kathmandu which included hypertensive patients with baseline examination including a medical history, clinical examination and a standardized trans thoracic echocardiography and strain imaging examination and the findings were compared among age and sex frequency matched 82 healthy adults in 1 : 2 ratio. The independent paired t test was used for the comparative statistical analysis.Results: We enrolled 240 patients in this study, 158 were hypertensive (mean age 48.5 ±6.1 years with 50.6 % female) and 82 healthy control (mean age 45.62 ±6.3 years with 51.2% female). There was no significant difference in conventional echocardiographic parameters between two groups except for left ventricular mass index and relative wall thickness that was highest in hypertensive group (p value of <0.001). The hypertensive population has lower mean global longitudinal strain (GLS) value of -18.6% ± 2.06 SD compared to the healthy control population with mean of -19.5% ± 1.1 SD (p value of <0.001).Conclusion: Hypertensive patients with preserved left ventricular ejection fraction have subclinical left ventricular dysfunction revealed by GLS imaging technique.
背景和目的:高血压是最常见的非传染性疾病之一,是导致过早死亡的主要危险因素。1随着超声心动图左心室应变成像技术的发展,高血压的后果可以更早地识别和干预。本研究的目的是以左心室应变成像的形式显示射血分数保留的高血压患者的心功能异常。方法:这是一项在Shahid Gangalal国家心脏中心和国家医学科学院加德满都比尔医院进行的横断面、比较和观察性研究,包括高血压患者的基线检查,包括病史,临床检查和标准化经胸超声心动图和应变成像检查,并在年龄和性别频率匹配的82名健康成年人中以1:2的比例比较结果。采用独立配对t检验进行比较统计分析。结果:我们纳入了240名患者,其中158名为高血压患者(平均年龄48.5±6.1岁,女性50.6%),82名为健康对照者(平均年龄45.62±6.3岁,女性51.2%)。除了左心室质量指数和相对壁厚在高血压组中最高外,两组之间的常规超声心动图参数没有显著差异(p值<0.001)。与平均值为-19.5%±1.1的健康对照组相比,高血压组的平均全局纵向应变(GLS)值较低,为-18.6%±2.06 SDSD(p值<0.001)。结论:左心室射血分数维持的高血压患者存在GLS成像技术显示的亚临床左心室功能障碍。
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引用次数: 3
Prevalence and Angiographic Characteristics of Coronary Ectasia in Adults: A Retrospective Study in a Tertiary Cardiac Centre of Nepal 成人冠状动脉扩张的患病率和血管造影特征:尼泊尔三级心脏中心的回顾性研究
IF 0.2 Q4 CARDIAC & CARDIOVASCULAR SYSTEMS Pub Date : 2021-11-23 DOI: 10.3126/njh.v18i2.40394
S. Singh, K. Acharya, C. Adhikari, R. Tamrakar, S. Kc, Sushant Kharel, Y. Limbu
Background and Aims:  Coronary artery Ectasia is a relatively uncommon problem encountered during coronary angiography with the prevalence ranging from 1.2% to 4.9%.  Coronary artery Ectasia and aneurysm both denote an arterial segment the dimension of which is larger than normal arterial segment, both have diameter greater than 1.5 times of normal.  The length of dilate segment is greater than its width in Ectasia while less in aneurysm. There is an overlap between risk factors of coronary artery Ectasia and atherosclerosis. The clinical relevance in general, and the appropriate medical management of coronary artery Ectasia specifically, is ill defined, as no randomised prospective studies exists. The study was conducted with an aim to estimate the prevalence of coronary artery Ectasia and aneurysm as well as to study the angiographic characteristics of coronary artery Ectasia and aneurysm undergoing in adult patients’ coronary angiography in tertiary cardiac centre of Nepal. Methods: A retrospective study was conducted in Shahid Gangalal national heart centre, Nepal analysing the angiographic records from cardiac catheterization lab.  A total of 447 patients who underwent coronary angiography and meet the inclusion criteria from July, 2019 to December, 2019 were included in the study. Any angiographic evidence of coronary Ectasia and aneurysm, coronary artery involved and it’s extent were analysed and recorded in the proforma. In addition, any associated evidence of coronary artery disease was analysed and recorded in the proforma. Results: The findings of our study revealed the overall prevalence of coronary artery Ectasia (CAE) and Coronary artery Aneurysm as 2.6%. Coronary ectasia was most prevalent in left anterior descending (LAD) artery (83.3%), followed by RCA and left main in 66.7% and 16.7% respectively.   In contrast, Coronary aneurysm was mostly seen in RCA (66.7%) followed by LCX (33.3%). In addition, the study also showed the frequency of localised Ectasia as 50 % and the association of significant coronary artery disease with coronary artery Ectasia in 66.67%. Conclusion: CAE and aneurysm are rare phenomenon encountered in routine coronary angiography, with LAD and RCA being most commonly involved in CAE and coronary aneurysm respectively.   CAE and aneurysm have significant association with the coronary artery disease.
背景与目的:冠状动脉扩张是冠状动脉造影中比较少见的问题,其患病率为1.2% ~ 4.9%。冠状动脉扩张和动脉瘤都是指动脉段的尺寸大于正常动脉段,其直径都大于正常动脉段的1.5倍。扩张段的长度大于宽度,而动脉瘤的长度小于宽度。冠状动脉扩张和动脉粥样硬化的危险因素有重叠。一般的临床相关性,特别是冠状动脉扩张的适当医疗管理,是不明确的,因为没有随机的前瞻性研究存在。本研究的目的是估计冠状动脉扩张和动脉瘤的患病率,并研究冠状动脉扩张和动脉瘤在尼泊尔三级心脏中心成人患者冠状动脉造影中的血管造影特征。方法:回顾性分析尼泊尔Shahid Gangalal国家心脏中心心导管实验室血管造影记录。2019年7月至2019年12月接受冠状动脉造影并符合纳入标准的患者共447例纳入研究。分析冠状动脉扩张、动脉瘤、冠状动脉受累及受累程度的血管造影证据并记录在形式表中。此外,任何与冠状动脉疾病相关的证据都被分析并记录在形式表中。结果:我们的研究结果显示冠状动脉扩张(CAE)和冠状动脉动脉瘤的总体患病率为2.6%。冠状动脉扩张以左前降支(LAD)最常见(83.3%),RCA次之(66.7%),左主干次之(16.7%)。冠状动脉瘤以RCA多见(66.7%),其次为LCX(33.3%)。此外,研究还显示,局部扩张的频率为50%,显著冠状动脉疾病与冠状动脉扩张的相关性为66.67%。结论:CAE和动脉瘤是常规冠状动脉造影中罕见的现象,LAD和RCA分别是CAE和冠状动脉瘤最常见的累及部位。CAE和动脉瘤与冠状动脉疾病有显著相关性。
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引用次数: 0
Congenital Complete Heart Block in Fetal Echocardiography 胎儿超声心动图中的先天性完全性心脏传导阻滞
IF 0.2 Q4 CARDIAC & CARDIOVASCULAR SYSTEMS Pub Date : 2021-11-23 DOI: 10.3126/njh.v18i2.40407
A. Singh, B. Rajak, Ruby Singh, Jitendra Mandal
Congenital Complete Heart Block (CHB) in a fetus is a rare diagnosis occurring 1 in 15,000 to 20,000 live births which can be diagnosed by echocardiography.  It’s less talked disease. It is uncommonly reported even in countries where fetal echocardiography is performed in much higher numbers. For countries like Nepal, where small number of fetal echocardiography is performed, we present a case of lupus as the cause of congenital CHB.
胎儿先天性完全性心脏传导阻滞(CHB)是一种罕见的诊断,发生率为1 / 15,000至20,000活产,可通过超声心动图诊断。这是一种鲜为人知的疾病。即使在胎儿超声心动图的国家,这种情况也不常见。对于像尼泊尔这样的国家,很少有胎儿超声心动图进行,我们提出了一例狼疮作为先天性CHB的原因。
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引用次数: 0
Contrast Induced Nephropathy and its predictors after Primary Percutaneous Intervention 初次经皮介入治疗后造影剂诱导的肾病及其预测因素
IF 0.2 Q4 CARDIAC & CARDIOVASCULAR SYSTEMS Pub Date : 2021-11-23 DOI: 10.3126/njh.v18i2.40401
Krishna Chandra Adhikari, R. Malla, A. Maskey, S. Rajbhandari, Bishow Raj Baral, Arjun Budhathoki, S. Bhandari, Shipra Shrestha, R. Simkhada, P. Karki
Background and Aims: Worldwide many patients are receiving intravascular contrast media (CM) during interventional procedures. Contrast media are used to enhance visualization and guide percutaneous coronary interventions (PCI).1 However, the use of CM also carries the risk of complications and it is important to be aware of these complications. Complications with CM range from mild symptoms to life-threatening conditions like anaphylaxis, hypotension and renal dysfunction and contrast-induced nephropathy (CIN) is one of them which can have both short and long term consequences.2 This study aimed to know the incidence of CIN in our center and possible predictors associated with it. Methods: This is the single hospital based cross sectional observational study. Patients undergoing primary PCI were enrolled in the study. All the patients underwent thorough history taking and physical examination. Baseline required laboratory investigations were sent. Electrocardiogram and echocardiography screening was done before taking patient to primary PCI as per the protocol of the hospital. Results: The number of patients enrolled in the study was 83 out of which 65(78.2%) were males and mean age was 59.7±13.2. Mean Arterial Pressure (MAP) among the patients was 103.8±21.3. Almost 2/3rd of the population received intravenous fluids. Minimum contrast volume used was 50ml and maximum was 270. When absolute rise in creatinine was considered 12 (14.5%) had CIN and when percent rise was also considered total 28 (33.7%) had CIN. While evaluating the predictors of CIN, higher mean age (p=0.01), hypotension with mean MAP <60 mmhg (p=0.04)) and higher contrast volume >100ml (p=0.04) was found to be significant. Conclusion: The incidence of CIN in patients undergoing PPCI was similar to the studies done in other parts of the world. Evaluating the predictors of CIN, higher mean age, hypotension and higher contrast volume was the significant predictor.
背景和目的:在世界范围内,许多患者在介入过程中接受血管内造影剂(CM)。造影剂用于增强可视化并指导经皮冠状动脉介入治疗(PCI)。1然而,CM的使用也有并发症的风险,意识到这些并发症很重要。CM的并发症范围从轻微症状到危及生命的情况,如过敏反应、低血压和肾功能障碍,造影剂诱导的肾病(CIN)是其中之一,可能会产生短期和长期后果。2本研究旨在了解我们中心CIN的发病率以及与之相关的可能预测因素。方法:这是一项基于单家医院的横断面观察性研究。接受原发性PCI的患者被纳入研究。所有患者均接受了全面的病史记录和体格检查。发送了基线所需的实验室调查。根据医院的方案,在患者接受初次PCI前进行心电图和超声心动图筛查。结果:参与研究的患者人数为83人,其中65人(78.2%)为男性,平均年龄为59.7±13.2岁。平均动脉压(MAP)为103.8±21.3。将近2/3的人口接受了静脉输液。使用的最小造影剂体积为50ml,最大为270。当考虑肌酸酐的绝对升高时,12人(14.5%)患有CIN,当考虑百分比升高时,总共28人(33.7%)患有CIN。在评估CIN的预测因素时,发现较高的平均年龄(p=0.01)、平均MAP为100ml的低血压(p=0.04)是显著的。结论:PPCI患者的CIN发生率与世界其他地区的研究相似。评估CIN、较高平均年龄、低血压和较高造影剂容量的预测因素是重要的预测因素。
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引用次数: 0
Transcatheter closure of post myocardial Infarction ventricular septal rupture with the Amplatzer Septal occluder 心梗后室间隔破裂经导管Amplatzer闭塞治疗
IF 0.2 Q4 CARDIAC & CARDIOVASCULAR SYSTEMS Pub Date : 2021-11-23 DOI: 10.3126/njh.v18i2.40408
C. Adhikari, M. Shrestha, B. Timalsina, A. Bogati, Madhu Rokka, K. Acharya, D. Prajapati, D. Yadav, Ashish Gopal Amatya
Ventricular septal rupture is a rare yet life threatening complication of acute myocardial infarction. Surgical closure is the treatment of choice however despite surgical intervention mortality remains high.  Transcatheter closure of ventricular septal rupture has emerged as a new alternative strategy which is less invasive potentially allowing early hemodynamic stabilization. We report a case of a 60-year-old male with post infarction ventricular septal rupture who was treated with percutaneous closure using an Amplatzer device at Shahid Gangalal National Heart Centre, Nepal. 
室间隔破裂是一种罕见但危及生命的急性心肌梗死并发症。然而,尽管进行了手术干预,死亡率仍然很高。经导管封堵室间隔破裂已成为一种新的替代策略,其侵入性较小,有可能早期实现血液动力学稳定。我们报告了一例60岁男性梗死后室间隔破裂患者,该患者在尼泊尔Shahid Gangalal国家心脏中心使用Amplatzer装置进行经皮封堵治疗。
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引用次数: 1
Catheter ablation of Idiopathic Ventricular Arrhythmias in Nepal-5 Years Single Centre Experience 尼泊尔特发性室性心律失常的导管消融-5年单中心经验
IF 0.2 Q4 CARDIAC & CARDIOVASCULAR SYSTEMS Pub Date : 2021-11-23 DOI: 10.3126/njh.v18i2.40402
R. Raut, Murari Dhungana, M. Kc, Mukunda Sharma, S. Joshi, P. Bajracharya, K. Sherpa, Laksheshwor Pradhan, S. Rajbhandari
Background and Aims: Idiopathic ventricular arrhythmia (IVAs) is defined as premature ventricular complexes (PVCs), nonsustained ventricular tachycardia or sustained ventricular tachycardia (VT) in the absence of obvious structural heart disease. Catheter ablation has become an established treatment strategy for wide varieties of idiopathic ventricular arrhythmias. The aim of this study is to report the efficacy and safety of catheter ablation of idiopathic ventricular arrhythmias, for the first time in Nepal. Methods: This is a retrospective observational descriptive study of all patients who underwent electrophysiological study and radiofrequency catheter ablation for IVAs from March, 2015 to February 2020 at Shahid Gangalal National Heart center (SGNHC). Results: Altogether 101 patients underwent an EP study with intent to ablations for idiopathic ventricular arrhythmias. In 13 patients, ventricular arrhythmias were not present on the procedure day and also could not be induced in the lab, therefore ablation was performed in 88 patients only. RVOT was the most common site of these arrhythmias comprising 51% of all cases, followed by fascicular VT (34%) and basal left ventricular IVAs (15%). Out of 88 patients, the acute success of 7 patients could not be assessed because of very infrequent PVCs. Out of remaining 81 patients, acute success achieved in 77 patients (95%). Recurrence occurred in 9 patients (10.7%) and 4 patients underwent repeat ablation giving rise to over clinical success during follow up in 78 patients (88.7%). There were two major complications, one pulmonary embolism and another cardiac tamponade both managed successfully. Conclusion: This single-center single operator study demonstrates that catheter ablation of idiopathic ventricular arrhythmias has a high success and low complication rate
背景和目的:特发性室性心律失常(IVAs)是指在没有明显结构性心脏病的情况下,室性早搏(PVC)、非持续性室性心动过速或持续性室速(VT)。导管消融术已成为多种特发性室性心律失常的既定治疗策略。本研究的目的是在尼泊尔首次报道导管消融治疗特发性室性心律失常的疗效和安全性。方法:这是一项回顾性观察性描述性研究,对2015年3月至2020年2月在Shahid Gangalal国家心脏中心(SGNHC)接受IVA电生理研究和射频导管消融的所有患者进行了研究。结果:共有101名患者接受了EP研究,目的是消融特发性室性心律失常。13名患者在手术当天没有出现室性心律失常,也无法在实验室中诱导,因此仅对88名患者进行了消融。RVOT是这些心律失常最常见的部位,占所有病例的51%,其次是束性室性心动过速(34%)和基底左心室IVA(15%)。在88名患者中,有7名患者的急性成功率无法评估,因为PVC非常罕见。在剩下的81名患者中,77名患者(95%)取得了急性成功。复发9例(10.7%),重复消融4例,随访78例(88.7%),取得了超临床成功。有两个主要并发症,一个是肺栓塞,另一个是心脏压塞,均成功治疗。结论:这项单中心单操作员研究表明,导管消融治疗特发性室性心律失常成功率高,并发症发生率低
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引用次数: 0
期刊
Nepalese Heart Journal
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