The areas represented on the ECG are summarized below: V1, V2 = RV. V3, V4 = septum. V5, V6 = L side of the heart. Lead I = L side of the heart.
Additionally, how do you read ST elevation?
Secondly, should I worry about abnormal ECG?
An abnormal ECG can mean many things. Sometimes an ECG abnormality is a normal variation of a heart’s rhythm, which does not affect your health. Other times, an abnormal ECG can signal a medical emergency, such as a myocardial infarction /heart attack or a dangerous arrhythmia.
What are the causes of ST elevation?
To summarize, non-ischemic causes of ST-segment elevation include left ventricular hypertrophy, pericarditis, ventricular-paced rhythms, hypothermia, hyperkalemia and other electrolyte imbalances, and left ventricular aneurysm.
What artery is likely occluded when ST elevation is noted in V1 and V2?
These findings, which include predominant ST-segment–elevation in V1-V2, initially suggested ischemia in the left anterior descending artery area, proximal to the first septal and the first diagonal branches.
What causes Brugada syndrome?
What causes Brugada syndrome? The genetic form of Brugada syndrome is caused by mutations in the SCN5A gene. It is an autosomal dominant genetic disorder, which means that it can be inherited from just one parent. However, some people develop a new mutation of the gene and do not inherit it from a parent.
What is Brugada syndrome ECG?
Brugada syndrome is a disorder characterized by sudden death associated with one of several electrocardiographic (ECG) patterns characterized by incomplete right bundle-branch block and ST elevations in the anterior precordial leads.
What view of the heart do leads V1 and V4 represent?
Question 12 Explanation: Leads V3 and V4 represent the anterior portion of the heart. ST elevation in these leads would be suggestive of anterior myocardial infarction. The anterior portion of the heart is supplied primarily by the left anterior descending artery.
When is ST elevation normal?
As age progresses, the prevalence of elevation of the ST segment declined[8]. Thus, most men have elevation of the ST segment greater than 0.1 mV in the precordial leads. Therefore, elevation of the ST segment should be regarded as a normal finding and is often termed “male pattern”.
Where is V1 and V2 in the heart?
The six chest electrodes:
V1 – placed in the 4th intercostal space, right of the sternum. V2 – placed in the 4th intercostal space, left of the sternum.
Which coronary artery is the Widowmaker?
A widowmaker is an informal term for a heart attack that involves 100 percent blockage in the left anterior descending (LAD) artery, says Stanley Chetcuti, M.D., an interventional cardiologist at the University of Michigan Frankel Cardiovascular Center.