Electrocardiogram (ECG)

Definition

An electrocardiogram (ECG) is a test that measures the electrical activity of the heartbeat to detect heart problems.

Scientific / Technical Definition

An electrocardiogram (ECG or EKG) is a diagnostic tool that records the electrical signals in the heart. It is used to detect various heart conditions and abnormalities through the assessment of the heart's activity over a period of time.

Benefits

• Helps in diagnosing various heart conditions such as arrhythmias, heart attacks, and other cardiovascular diseases.
• Monitors heart health and evaluates heart activity during routine health check-ups or after surgical procedures.
• Assists in assessing the effectiveness of heart disease treatments.

Examples

• A resting ECG taken during a routine physical exam.
• A stress test ECG to assess heart function during physical exertion.

Additional Information

• Importance: An ECG is important for early diagnosis and management of cardiovascular health, particularly in individuals with risk factors such as high blood pressure, diabetes, and high cholesterol.

Related Terms

• Arrhythmia

References

• Understanding the ECG Test
• Electrocardiogram (ECG or EKG)