Cardiology

Cause of ventricular tachycardia determines treatment

Dear Mayo Clinic: Recently, I was diagnosed with ventricular tachycardia, but doctors said a cause cannot be determined. What usually causes this problem? Does knowing the cause make a difference in treatment?

Genetics

If not for 2-year-old, young mom might have died

The night she turned 37, Barbara Jackson put her 2-year-old daughter Olivia Copeland to bed and walked to the kitchen. She felt a little odd but didn't think much of it.

Cardiology

24-year-old's fainting was a clue to her fatal heart condition

Christie Tolosky went to her family doctor's office to get a prescription for a toothache. She collapsed and was dead within an hour, leaving doctors looking for clues about what happened to the otherwise healthy 24-year-old.

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