Abstract:
:The electrocardiographic term 'pause' refers to the prolonged R-R interval that represents the interruption in ventricular depolarisation. This article presents a case of sinus node dysfunction and provides a diagnostic approach to pauses on the ECG.
journal_name
Cardiovasc J Afrjournal_title
Cardiovascular journal of Africaauthors
Viljoen C,Smith R,Chin Adoi
10.5830/CVJA-2017-041subject
Has Abstractpub_date
2017-07-01 00:00:00pages
257-260issue
4eissn
1995-1892issn
1680-0745journal_volume
28pub_type
杂志文章abstract::Levosimendan was developed as a treatment for acute decompensation of severe heart failure (HF). Its use has evolved during recent years, and new HF treatment strategies in different settings have been developed. This case series aimed to show indications for the use of levosimendan and to discuss the treatment respon...
journal_title:Cardiovascular journal of Africa
pub_type:
doi:10.5830/CVJA-2020-058
更新日期:2021-01-15 00:00:00
abstract::The biennial Congress of the Pan-African Society of Cardiology (PASCAR) was held in Dakar from 16 to 19 May 2013 under the patronage of his Excellency, Macky Sall, president of the Republic of Senegal. This meeting was remarkable in the diversity of its 700 participants from English-, French- and Portuguese-speaking A...
journal_title:Cardiovascular journal of Africa
pub_type: 社论
doi:
更新日期:2013-06-01 00:00:00
abstract::The Fontan operation is the primary surgical technique used for palliation of patients with single-ventricle physiology. Arrhythmias are frequently observed and associated with morbidity and mortality in Fontan patients. The frequency of arrhythmias after the Fontan procedure increases over time and it was reported to...
journal_title:Cardiovascular journal of Africa
pub_type: 杂志文章
doi:10.5830/CVJA-2014-057
更新日期:2014-11-23 00:00:00
abstract::We report on the case of a 65-year-old man with unstable angina due to a left anterior descending (LAD) coronary artery single aneurysm. On a beating heart, the aneurysm was partially resected and the left internal thoracic artery was grafted in situ as a patch to the LAD opening. The patient remains well and free of ...
journal_title:Cardiovascular journal of Africa
pub_type: 杂志文章
doi:
更新日期:2009-03-01 00:00:00
abstract::Cardiovascular conditions associated with pregnancy are serious complications. In general, depression is a well-known risk indicator for cardiovascular disease (CVD). Mental distress and depression are associated with physiological responses such as inflammation and oxidative stress. Both inflammation and oxidative st...
journal_title:Cardiovascular journal of Africa
pub_type: 杂志文章,评审
doi:10.5830/CVJA-2015-087
更新日期:2016-03-01 00:00:00
abstract:BACKGROUND:Cardiac complications of human immunodeficiency virus (HIV) infection are important causes of morbidity and mortality. We set out to determine the electrocardiographic (ECG) abnormalities in treatment-naïve HIV-positive patients in Enugu, south-east Nigeria. METHODS:This was a cross-sectional study involvin...
journal_title:Cardiovascular journal of Africa
pub_type: 杂志文章
doi:10.5830/CVJA-2017-013
更新日期:2017-09-01 00:00:00
abstract::Aneurysms of the left atrial appendage are extremely rare. Enlargement of the left atrial appendage can be congenital or acquired. Dysplasia of the left atrial muscles leads to congenital left atrial appendage aneurysm and usually presents as atrial tachyarrhythmia or embolic events in the second or third decade of li...
journal_title:Cardiovascular journal of Africa
pub_type: 杂志文章
doi:10.5830/CVJA-2011-051
更新日期:2012-06-12 00:00:00
abstract:BACKGROUND:We aimed to determine the possible factors leading to re-operation in patients undergoing mechanical valve replacement and to investigate the relationship between valvular thrombus formation and mean platelet volume. METHODS:The medical records of 43 patients with mechanical valve implantation, who were adm...
journal_title:Cardiovascular journal of Africa
pub_type: 杂志文章
doi:10.5830/CVJA-2013-044
更新日期:2013-08-01 00:00:00
abstract::Risk models are widely used to predict outcomes after cardiac surgery. Not only is risk modelling applied in the assessment of the relative impact of specific risk factors on surgical outcomes, but also in patient counselling, the selection of treatment options, comparison of postoperative results, and quality-improve...
journal_title:Cardiovascular journal of Africa
pub_type: 杂志文章,评审
doi:10.5830/CVJA-2011-047
更新日期:2012-04-01 00:00:00
abstract::Coronavirus disease 2019 (COVID-19) is a recently recognised pandemic spreading rapidly from Wuhan, Hubei, to other provinces in China and to many countries around the world. The number of COVID-19-related deaths is steadily increasing. Acute ST-segment elevation myocardial infarction (STEMI) is a disease with high mo...
journal_title:Cardiovascular journal of Africa
pub_type:
doi:10.5830-CVJA-2020-016
更新日期:2020-11-01 00:00:00
abstract:OBJECTIVES:Previous studies have suggested that failure of the synthesis of nitric oxide is involved in the pathophysiology of myocardial ischaemia-reperfusion injury. In this study, we investigated the effect of mebudipine, a new dihydropyridine calcium channel blocker, on cardiac function and activity of the myocardi...
journal_title:Cardiovascular journal of Africa
pub_type: 杂志文章
doi:10.5830/CVJA-2010-078
更新日期:2011-11-01 00:00:00
abstract:OBJECTIVE:The aims of this study were to report on our experience with upper limb ischaemia (ULI), to define the pattern and distribution of disease, describe key demographic features and report on conventional clinical outcomes. METHODS:This was a single-centre, retrospective, descriptive study. All patients (n = 64)...
journal_title:Cardiovascular journal of Africa
pub_type: 杂志文章
doi:10.5830/CVJA-2017-049
更新日期:2018-03-01 00:00:00
abstract::We present a case of an 85-year-old man with acute myocardial infarction and cardiogenic shock due to left main coronary artery occlusion, with spontaneous dissection of the right coronary artery. ...
journal_title:Cardiovascular journal of Africa
pub_type: 杂志文章
doi:CVJ-21.036
更新日期:2011-05-01 00:00:00
abstract:AIM:To investigate the osteogenic differentiation of vascular smooth muscle cells (VSMCs) in mice with chronic kidney disease (CKD) and to evaluate the effects of p53 on the osteogenic differentiation of the VSMCs. METHODS:Experimental models of CKD-associated vascular calcification generated by five-sixth (5/6) nephr...
journal_title:Cardiovascular journal of Africa
pub_type: 杂志文章
doi:10.5830/CVJA-2011-069
更新日期:2012-07-12 00:00:00
abstract::Optimal maternal body composition during pregnancy is a public health priority due to its implications on maternal health and infant development. We therefore aimed to conduct a systematic review of randomised, controlled trials, and case-control and cohort studies using lifestyle interventions to improve body composi...
journal_title:Cardiovascular journal of Africa
pub_type: 杂志文章,评审
doi:10.5830/CVJA-2017-003
更新日期:2017-11-01 00:00:00
abstract:OBJECTIVE:The surgical approach for effusive constrictive pericarditis (ECP) has not been extensively studied. We present our institution's early and long-term results of pericardiectomy in our cohort of patients with ECP. METHODS:Diagnosis was made primarily by echocardiography. Right heart catheterisation was perfor...
journal_title:Cardiovascular journal of Africa
pub_type: 杂志文章
doi:10.5830/CVJA-2013-042
更新日期:2013-09-01 00:00:00
abstract:BACKGROUND:We explored the association of N-terminal probrain natriuretic peptide (NT-proBNP) with metabolic traits in a bi-ethnic African-Caucasian cohort. METHODS:Baseline examinations of the Sympathetic activity and Ambulatory Blood Pressure in African (SABPA) prospective cohort study were performed between 2008 an...
journal_title:Cardiovascular journal of Africa
pub_type: 杂志文章
doi:10.5830/CVJA-2020-017
更新日期:2020-11-01 00:00:00
abstract:AIM:There are few studies to be found in the literature on ankle-brachial index in sickle cell disease. The aim of this study was to compare ankle-brachial index of steadystate adult sickle cell anaemia patients with that of normal controls. METHODS:A descriptive cross-sectional study of 62 sickle cell anaemia patient...
journal_title:Cardiovascular journal of Africa
pub_type: 杂志文章
doi:10.5830/CVJA-2011-013
更新日期:2012-02-01 00:00:00
abstract:BACKGROUND:A four-amino acid deletion was identified within the alpha 2C-adrenergic receptor (alpha 2C Del322-325) that, when homozygous, increases the risk of heart failure in African-Americans nearly six-fold. We hypothesised that homozygosity for the alpha 2C Del322-325 polymorphism may be a risk factor for heart fa...
journal_title:Cardiovascular journal of Africa
pub_type: 杂志文章
doi:
更新日期:2008-01-01 00:00:00
abstract:INTRODUCTION:Pulmonary thromboembolism (PTE) may increase D-dimer and decrease fibrinogen levels. However, in settings such as intensive care units (ICU) and in long-term hospitalised patients, several factors may influence D-dimer and fibrinogen concentrations and make them unreliable indicators for the diagnosis of P...
journal_title:Cardiovascular journal of Africa
pub_type: 杂志文章
doi:10.5830/CVJA-2012-041
更新日期:2012-09-01 00:00:00
abstract::We are deeply saddened by the loss of our great teacher Donald Ross, a truly global mentor in cardiac surgery, a friend, a respectful colleague, an admirer, and custodian of our profession, who passed away on July 7, 2014. ...
journal_title:Cardiovascular journal of Africa
pub_type: 杂志文章
doi:
更新日期:2014-07-01 00:00:00
abstract:BACKGROUND:Rheumatoid arthritis (RA) is associated with increased cardiovascular morbidity and mortality. In the current prospective study, we addressed the impact of RA on left atrial (LA) function and electrical remodelling. Further, we tried to demonstrate the effects of infliximab, an anti-TNF-alpha agent, on echoc...
journal_title:Cardiovascular journal of Africa
pub_type: 杂志文章
doi:10.5830/CVJA-2014-036
更新日期:2014-07-01 00:00:00
abstract::Peripheral arterial disease (PAD) represents a major public health problem due to its high and increasing prevalence, worldwide distribution, and significant morbidity and mortality rate. Female gender is a risk factor for PAD globally and especially in low-income countries. In this review, we summarise the present kn...
journal_title:Cardiovascular journal of Africa
pub_type: 杂志文章,评审
doi:10.5830/CVJA-2018-023
更新日期:2018-09-01 00:00:00
abstract::Type 2 diabetic patients treated with statins but still experiencing elevated serum levels of triglycerides (2.3 mmol/l or higher) and low HDL cholesterol (0.8 mmol/l or lower), a pre-specified subgroup, benefited from the addition of fenofibrate to their treatment regimen. Risk of cardiovascular events was reduced by...
journal_title:Cardiovascular journal of Africa
pub_type: 杂志文章
doi:
更新日期:2010-03-01 00:00:00
abstract:AIM:To determine whether a single elevated myocardial performance index (MPI) value in the third trimester of pregnancy is a marker for later adverse obstetric outcomes in stable placental-mediated disease, defined as well-controlled pre-eclampsia (PE) on a single agent and/or uncompensated intra-uterine growth restric...
journal_title:Cardiovascular journal of Africa
pub_type: 杂志文章
doi:10.5830/CVJA-2018-036
更新日期:2018-09-01 00:00:00
abstract::Aortic dissection is an uncommon but potentially lethal complication that can occur during the engagement of a guiding catheter. We report a case of a 59-year-old woman with acute aortic dissection due to percutaneous coronary intervention. This resulted in a retrograde extension of the dissection into the proximal p...
journal_title:Cardiovascular journal of Africa
pub_type: 杂志文章
doi:10.5830/CVJA-2011-050
更新日期:2012-05-12 00:00:00
abstract::Left ventricular hypertrophy is a common complication of primary hyperparathyroidism. Numerous disturbances of myocardial physiology have been described as a result of excess parathyroid hormone action. In this brief communication, another phenotype of the hyperparathyroid heart is proposed, the 'pseudo-myocardial inf...
journal_title:Cardiovascular journal of Africa
pub_type: 杂志文章
doi:
更新日期:2009-05-01 00:00:00
abstract::In this study the baroreflex sensitivity of conscious, juvenile, spontaneously hypertensive rats (SHRs) was compared. The study population consisted of 19 eight-week-old male SHRs. The baroreflex sensitivity was quantified as the derivative of the variation in heart rate (HR) and the variation of mean arterial pressur...
journal_title:Cardiovascular journal of Africa
pub_type: 杂志文章
doi:10.5830/cvja-2010-007
更新日期:2011-01-01 00:00:00
abstract::Pulmonary hypertension (PH) has progressively moved from an orphan disease to a significant global health problem with a major disease burden in limited7hyphen;resource countries, where over 97% of patients live. The aetiologies of PH differ between high- and low-income nations, but PH due to left heart disease is cre...
journal_title:Cardiovascular journal of Africa
pub_type: 杂志文章,评审
doi:10.5830/CVJA-2018-042
更新日期:2019-01-01 00:00:00
abstract::An established relationship exists between human immunodeficiency virus (HIV) and the vascular system, which is characterised by clinical expressions of aneurysmal and occlusive disease that emanate from a common pathological process. The exact pathogenesis is currently unknown; attempts to implicate opportunistic pat...
journal_title:Cardiovascular journal of Africa
pub_type: 杂志文章,评审
doi:10.5830/CVJA-2015-017
更新日期:2015-03-01 00:00:00