Cardiology

Athletic mom's undiagnosed condition led to 2 strokes

Kelly Naab was waiting in a drive-thru lane with her two young boys in the back seat when her body suddenly felt strange. Her face began drooping. She couldn't move her right arm or speak.

Diseases, Conditions, Syndromes

Mayo Clinic: Sepsis—a team response to a potential killer

Our bodies are very good at fighting infection. The immune system reacts and attacks bacteria and viruses that make us sick. But sometimes the immune reaction is so strong that it damages the body. This is called a septic ...

Cardiology

What's blood type got to do with clot risk?

People with blood types A and B may have higher risks for developing dangerous blood clots compared to people who have type O blood. That's according to new research that also showed a slightly higher risk for certain types ...

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?

Cardiology

Technique reveals whether models of patient risk are accurate

After a patient has a heart attack or stroke, doctors often use risk models to help guide their treatment. These models can calculate a patient's risk of dying based on factors such as the patient's age, symptoms, and other ...

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