As a medical professional with expertise in cardiology, I can provide you with information regarding the detection of angina through an Electrocardiogram (ECG). Angina is a symptom of coronary heart disease (CHD) and is characterized by chest pain or discomfort due to insufficient blood flow to the heart muscle. An ECG is a diagnostic tool that records the electrical activity of the heart, which can be useful in identifying certain heart conditions. While an ECG can be useful for detecting and monitoring heart conditions, it's important to note that it may not always detect angina, especially if the test is performed when the patient is not experiencing an anginal episode. During an actual anginal episode, an ECG might show changes that suggest ischemia (reduced blood flow to the heart muscle), such as ST-segment depression or elevation, T-wave inversions, or other abnormalities. However, some individuals with angina can have a normal ECG even during an episode, which underscores the importance of other diagnostic methods and clinical assessment in conjunction with ECG findings. In summary, an ECG can be a helpful tool in diagnosing angina, particularly when it is used in combination with a patient's medical history, symptoms, and other diagnostic tests. But it is not infallible, and a normal ECG does not rule out the possibility of angina. read more >>

EKG (Electrocardiogram) An EKG is a simple, painless test that detects and records the heart's electrical activity. ... An EKG can show signs of heart damage due to CHD and signs of a previous or current heart attack. However, some people who have angina have normal EKGs.read more >>