Jason's Guestbook

Member Since: February 20, 2026

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Jason Kantner got a guestbook from Ruth joy
4 months ago (March 8, 2026)
Hi Jason , Wishing you good luck for your surgery . I have a mechanical heart valve and I am glad to be alive . This amazing little valve has been my constant companion for the last few years and keeps me alive .
Jason Kantner got a guestbook from Rachel Haigh
4 months ago (March 6, 2026)
Hey Jason - I'm having the same x This will be my third surgery, but mechanical this time. Sending hugs and prayers that all goes well and you recover quickly! R x
Jason Kantner got a guestbook from JULIA LAFEAR
5 months ago (February 26, 2026)
Hi Jason. I had a mechanical mitral valve with open heart surgery on 5/27/2025. Im on warfarin and getting the hang of things. It took a little bit of time to get the right dosage correct but now Im able to home test and Ive been within therapeutic range foer... Read more.

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Dr. Castro is a world-renowned heart valve surgeon that has performed over 5,000 heart valve operations that include minimally-invasive techniques.