lead avr 예문

• However, a negative T wave is normal in lead aVR . Lead V1 may have a positive, negative, or biphasic ( positive followed by negative, or vice versa ) T wave.
• Together with leads I, II, and III, augmented limb leads aVR, aVL, and aVF form the basis of the hexaxial reference system, which is used to calculate the heart's electrical axis in the frontal plane.