Q waveRegister Today!
- by cheng1988 Jun 17, '09what does the Q wave do in the EKG? what about if some one doesnt have a Q wave in his EKG?
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- Jun 17, '09 by nursej22A downward deflection indicates that the electrical wave is moving away from the sensing electrode. Small Q waves can be normal but large or pathological Q waves indicate an old MI that caused damage extending through the myocardium. This site gives a nice explanation.