ECG: On an ecg there are Q waves and QT intervals. Q waves can mean scar in the heart, long QT interval can mean abnormal electrolyte concentrations or be caused by some drugs.
Answered 9/6/2020
4k views
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question