As a medical professional with expertise in cardiology, I can tell you that an EKG, or electrocardiogram, is a valuable diagnostic tool that records the electrical activity of the heart. It's commonly used to detect a variety of heart conditions, including arrhythmias, heart attacks, and the effects of certain medications on the heart. However, it's important to understand that no medical test is infallible. An EKG can indeed show false positive readings, which means it may indicate a problem when there isn't one. This can happen due to various reasons such as patient movement during the test, the presence of other medical conditions, or even the quality of the EKG machine itself. On the other hand, CT scans are considered highly accurate for diagnosing left ventricular hypertrophy (LVH), which is an enlargement of the heart's main pumping chamber. A CT scan uses X-rays to create detailed images of the heart, providing a more visual and structural assessment compared to the functional assessment provided by an EKG. In summary, while EKGs are a crucial part of heart health assessments, their accuracy can be affected by various factors, and they should be interpreted in the context of the patient's overall health and other diagnostic information. CT scans offer a different type of diagnostic information and are highly accurate for certain conditions like LVH. read more >>

EKG can show false positive readings for diagnosing heart condition. Summary: ... CT scans are considered highly accurate for diagnosing left ventricular hypertrophy, or LVH. An electrocardiogram, or EKG, measures electrical activity of a heartbeat; a CT scan uses X-rays to take clear, detailed images of the heart.read more >>