Yes: It correlates. As blood travels through a progressively smaller orifice, it must speed up to get through and that measurement is plugged into a formula to yield an orifice size.
Answered 8/5/2019
4.6k views
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
3 doctors weighed in across 2 answers
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question