Without treatment, nearly a third develop life-threatening cardiac complications.

Lee identified six independent variables that predicted an increased risk for cardiac complications.

A patient's risk for perioperative cardiac complications increased with number of variables that were present.

He died of cardiac complications while awaiting a heart transplant, a family spokesman said.

He doesn't seem to understand that even small doses of cocaine can cause serious cardiac complications and even death.

Death may occur as a result of cardiac complications.

The first patient did remarkably well and survived for over 4 years after treatment, but the other died within a month of cardiac complications.

"Which would've been feasible because of her history of cardiac complications."

The cardiac complications are the most important aspect of the disease.

A fourth set, however, died during surgery due to cardiac complications.