We may earn revenue from the products available on this page and participate in affiliate programs. Learn More › That inconspicuous toilet shut-off valve doesn’t see much action. In fact, that valve ...

Patient-prosthesis mismatch (PPM) occurs when an implanted prosthetic valve is too small for the patient; severe PPM is defined as an indexed effective orifice area (iEOA) <0.65 cm 2 /m 2 following ...

After getting a mechanical heart valve, you need to take blood thinners to prevent clots. People with mechanical valves usually take warfarin, which can cause bleeding, so it's important to monitor ...