Doctor insights on:
Is There A Major Difference Between Cow And Pig Heart Valves For Replacement
Not really: Both offer the advantage of not requiring "blood thinning" on a long term basis. Unlike a "mechanical" valve, cow and pig don't last longer than 7-12 years(with a few exceptions). Otherwise, the outcomes in both valves are generally the same and for all intents and purposes, either one is a reasonable choice in a patient who does not desire blood thinning. ...Read moreSee 1 more doctor answer
A valve is a structure that regulates the direction of flow. The heart is a special kind of pump. It moves blood by squeezing and relaxing. There are 4 chambers and each chamber has a valve. This keeps blood from moving backwards when the heart squeezes. When a chamber squeezes it lets the blood move forward but when the chamber is relaxed it prevents the blood from ...Read more
Tissue valves: The size of pig and cow valves approximates the size of human valves. They are chemically treated to decrease the likelihood of tissue rejection. The porcine valves are more commonly used than the bovine. ...Read more
Tissue valves: We use beef, pig and human aortic valves as replacements in humans. Those three most closely simulate the size of the human valves. ...Read more
Why is it that the human body does not reject bovine or pig heart valves. Can cells from different animals survive in humans?
Medical technology: The valves are derived from pig or bovine but are treated in a laboratory to remove the antigens that would cause a reaction against them in a human body. Medical technology is amazing! ...Read more
Mitral valve: Outcomes with mitral valve replacement are not quite as good as aortic valve replacement but, in many cases, the mitral valve can be repaired which is always preferable to replacement and has excellent outcomes if it's an option. The tricuspid and pulmonic valves are lower risk and less frequently needed operations. ...Read more
I feel a tingling sensation in my left upper thigh. Also at times it heats up where i can t stand it. I m 63 and have 3 heart valves not working right?
Sounds like you: Have irritated you lateral femoral cutaneous nerve. Causes a syndrome known as meralgia parasthetica. The nerve can get irritated by wearing a tight belt as it gets pinched at your waistline, a big belly that puts pressure on it or sitting forward for long periods of time. Nsaids, steroids, removing the irritating factors can help. If you have heart issues, see your doc before taking meds. ...Read more
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