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Notwithstanding many insightful observations, the electrocardiogram (ECG) arguably ignited the big bang in our understanding of cardiac arrhythmias. Using ECG recording and deductive reasoning, our teachers and predecessors classified the bradycardias and tachycardias and proposed many mechanisms, subsequently proven to be correct.
In a world where technology reigns supreme, one of the most profound tools in medicine remains the irreplaceable electrocardiogram (ECG). Sinus tachycardia – sinus rhythm above 100 bpm is a sinus tachycardia. An abnormal electrocardiogram can mean many things. Usually does not exceed 160 bpm.
BackgroundAtrial fibrillation (AF) is the most common arrhythmia worldwide. Patients had routine 12-lead electrocardiograms (ECGs) regardless of presenting complaints. The most common presenting complaints and ECG abnormality were trauma (44%) and sinus tachycardia (15%), respectively.
Electrocardiogram (ECG) abnormalities can be found in almost all patients, with Wolff–Parkinson–White (WPW) syndrome being the most common. We reported the case of a 51-year-old woman who experienced multiple types of arrhythmias over three decades and was diagnosed with Danon disease late by genetic testing.
She was awake, alert, well perfused, with normal mental status and overall unremarkable physical exam except for a regular tachycardia, possible rales at both bases, some mild RUQ abdominal tenderness. Thus, I believe it is a regular, monomorphic, wide complex tachycardia. Or it could simply still be classic VT. What is the Diagnosis?
Recognition of distinct arrhythmia syndromes over the last 3 decades, such as long QT syndrome, Brugada syndrome, catecholaminergic polymorphic ventricular tachycardia, and early repolarization (ER) syndrome (ERS), has changed this field, and the diagnosis of IVF has substantially decreased.1
IntroductionFocal atrial tachycardia (FAT) is predominant in the pediatric population. A 12-lead electrocardiogram revealed a narrow QRS complex tachycardia with a rate of 157 beats per minute and a prolonged RP relationship. Echocardiography indicated a severely reduced ejection fraction of 22%.
Multifocal Atrial Tachycardia 2. A deep neural network for 12-lead electrocardiogram interpretation outperforms a conventional algorithm, and its physician over-read, in the diagnosis of atrial fibrillation. How can you avoid overlooking this arrhythmia? Sinus with multifocal PACs 3. Sinus with multifocal PVCs 4. Poon et al.
QT prolongation and the occurrence of ventricular arrhythmias with exercise are another important aspect of exercise testing in children. Ventricular arrhythmias during exercise can be documented in congenital long QT syndromes as well as in catecholaminergic polymorphic ventricular tachycardia.
In that study commonest ECG abnormalites were QTc prolongation followed by brady/tachycardia and then ST segment deviations [3]. Cerebrovascular damage can cause cardiac arrhythmias related to disinhibition of right insular cortex with resulting increased sympathetic tone. References Yamour BJ, Sridharan MR, Rice JF, Flowers NC.
An electrocardiogram is a machine used to record the heart's electrical activity. Arrhythmia In simple words, arrhythmia refers to an irregular heartbeat. A fast heartbeat is called tachycardia, while a slow heartbeat is called bradycardia in medical terms. ECG and EKG refer to the same thing.
Follow-up contained regular visits at our outpatient clinic at 1, 3, 6, and 12 months including 7-day Holter electrocardiograms. ms after) and AF termination to atrial tachycardia (AT) or sinus rhythm (SR) in 12 patients (24%). After a blanking period of 6 weeks, recurrence of any atrial arrhythmia was documented in 26 patients (52%).
Notice there is tachycardia. I have warned in the past that one must think of other etiologies of ischemia when there is tachycardia. In this case, the patient had failed to take his atenolol in the AM and was having reflex tachycardia in addition to ACS. But we are now concerned with the precordial leads. BP was 160/100.
Otherwise vitals after intubation were only notable for tachycardia. An initial EKG was obtained: Computer read: sinus tachycardia, early acute anterior infarct. Prior to Mizusawa's study, it was thought that the incidence of syncope, arrhythmia, or SCD in this cohort was low [7]. There was a 0.9% Circulation, 117, 1890–1893. [3]:
New insights into the use of the 12-lead electrocardiogram for diagnosing acute myocardial infarction in the emergency department. All electrocardiograms (ECGs) and coronary angiograms were blindly analyzed by experienced cardiologists. A slightly prolonged QTc ( although this is difficult to assess given the tachycardia ).
You will note that it is essentially an unremarkable electrocardiogram except for some PACS. No arrhythmias occurred en route. C linically — the rhythm we see in the long lead II of ECG #3 behaves similar to MAT, even though there is no tachycardia. This raised our concerns that the findings on his initial one were real.
There is sinus tachycardia and also a large R-wave in aVR. Drug toxicity , especially diphenhydramine , which has sodium channel blocking effects, and also anticholinergic effects which may result in sinus tachycardia, hyperthermia, delirium, and dry skin. Her temperature was 106 degrees. As part of the workup, she underwent an ECG.
If the patient has Abnormal Vital Signs (fever, hypotension, tachycardia, or tachypnea, or hypoxemia), then these are the primary issue to address, as there is ongoing pathology which must be identified. The most recent and probably best study is this: Canadian Syncope Arrhythmia Risk Score. Abnormal ECG – looks for cardiac syncope.
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