True, but some porcine valves only last 5 years.
Some people never have any depression, most for a short period and some for longer periods.
I guess the important thing is to watch for it post-op and get treatment if needed. Information contained within this forum is intended solely for general educational purposes and is not intended nor implied to be a substitute for professional medical advice relative to your specific medical condition or question. Only your physician can provide specific diagnoses and therapies. All rights reserved.