obstructive murmur

ob·struc·tive mur·mur

a murmur caused by narrowing of one of the valvular orifices.

ob·struc·tive mur·mur

(ŏb-strŭk'tiv mŭr'mŭr)
A cardiac murmur caused by narrowing of one of the valvular orifices.
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