نتایج جستجو برای: cardiac arrhythmia
تعداد نتایج: 284676 فیلتر نتایج به سال:
Electrocardiogram is an important tool in diagnosing the condition of the heart. Extracting the information from the Electrocardiogram is an important task in determining the variations of the electrical activity of the heart. ECG feature extraction plays a major significant role in diagnosing the most of the cardiac diseases. One among the major cardiac diseases is arrhythmia which is abrupt a...
This 30-year-old male patient attended the emergency department because of dizziness accompanied by selfassessed regular pulse rates of 30–40 bpm. Physical examination was normal but cardiac auscultation revealed frequent premature beats. A subsequent 12-lead ECG documented the arrhythmia (Fig. 1). Similar episodes had occurred 12 months ago but thorough cardiac evaluation, including echocardio...
RATIONALE Congenital ventricular diverticulum is a rare cardiac malformation with a prevalence of about 0.26% in unselected adult patients during other diagnostic procedures. Ventricular arrhythmia originating from outflow tract diverticulum is even rarer and its etiology, epidemiology and proper treatment still remain controversial. PATIENT CONCERNS We present 2 cases of isolated outflow tra...
INTRODUCTION Severe acute respiratory syndrome coronavirus 2 (COVID 19), also known as COVID 19, was first detected in 2019 a result of cluster pneumonia cases China. It is to cause illness majority cases, however myocardial involvement can be seen 7% with even smaller number pediatric populations. CASE PRESENTATION We are presented 14 year old male confirmed 19 infection that followed by fulmi...
BACKGROUND AND PURPOSE Patients with acute cerebrovascular events are susceptible to serious cardiac arrhythmias, but data on the time course and the determinants of their onset are scarce. METHODS The prospective Stroke-Arrhythmia-Monitoring-Database (SAMBA) assessed cardiac arrhythmias with need for urgent evaluation and treatment in 501 acute neurovascular patients during the first 72 hour...
Recent studies suggest that countershock can stimulate cardiac autonomic nerves and that the resulting release of norepinephrine contributes to postcountershock (PCS) arrhythmias. /J-Adrenergic receptor blocking agents, reserpine, cocaine, and cardiac-denervated preparations were used to evaluate this hypothesis in dogs under pentobarbital anesthesia. The suitability of the dog as an experiment...
CONTEXT Population study data about relations of coffee drinking to arrhythmia are sparse. OBJECTIVE To study relations of coffee drinking to risk of cardiac arrhythmia in 130,054 persons with previous data about coffee habits.Design and Outcome Measure: We used Cox proportional hazards models with 8 covariates to study coffee-related risk in 3137 persons hospitalized for cardiac arrhythmia. ...
Background: Tricyclic antidepressants (TCAS) Poisoning is the most common poisoning in the Poisoning Emergency Department of Noor Hospital, Isfahan, Iran. The objective of this study was to compare QRS interval duration with RaVR³3mm and R/SaVR³ 0.7 in predicting: serious complications of acute TCA toxicity. Methods and Materials: This study was descriptive – analytic and prospective cohort....
Myocardial ischemia-induced arrhythmia, especially ventricular arrhythmia, is the main reason for sudden cardiac death. Therefore, ischemic ventricular arrhythmia-targeted treatments are urgently needed. The mechanism of Tiaogan Qingxin Granule in premature ventricular beat (PVB) treatment was explored in arrhythmic rats pretreated with Tiaogan Qingxin Granule. Sprague-Dawley rats (N = 40) were...
OBJECTIVE Many previous studies have shown that electrocardiographic (ECG) changes occur patients with subarachnoid hemorrhage (SAH). This study was designed to identify the frequency, influencing factors, and outcome of clinically significant cardiac arrhythmias after SAH. METHODS We retrospectively analyzed clinical data of 122 patients including ECG finding, age, sex, the Hunt-Hess grade, ...
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