CBS This Morning” anchor Charlie Rose is taking a break from TV to undergo heart valve replacement surgery for the second time in 15 years.

Heart valve replacement surgery becomes necessary if a patient experiences valve stenosis (narrowing) or valve regurgitation (leaking). The kind of surgery required depends on the patient’s condition and which of the four valves may be affected: aortic, mitral, tricuspid or pulmonary.

According to the American Heart Association (AHA), the aortic valve and the mitral valve are the most commonly replaced valves in adults. It is typically performed as an open-heart procedure.

Surgical options for heart valve replacement include:

More on Transcatheter Aortic Valve Replacement (TAVR):

Dr. Sabet Hashim, co-physician-in-chief of the Hartford HealthCare Heart & Vascular Institute, explains the basics of mitral valve disease and replacement:

The good news for Charlie Rose and so many others is that this intricate surgery on one of the body’s most vital organs is, in most cases, a straightforward procedure with a high rate of success and a low risk of complications. Rose himself is optimistic that he’ll be back on the air in March.

“I can’t wait to be back completely rested with my heart recharged, my passion for the work ahead purposeful and my joy at life’s pleasures high,” he said in a statement.

Visit Hartford HealthCares Heart & Vascular Institute