All pumped up over cardiology.

Cardiovascular services are one of the few remaining profit centers for hospitals, and as baby boomers age, the need for such care is skyrocketing. A good cardiology program enhances a hospital's reputation and patient volume. However, the pressures to expand and the cost of swiftly changing technology put hospitals that are trying to keep up in a tight squeeze, which raises the question: is the pulse of change in cardiology too rapid?