congenital valve

con·gen·i·tal valve

an abnormal lining fold obstructing a passage; for example, of a mucous membrane in the urethra.

con·gen·i·tal valve

(kŏn-jen'i-tăl valv)
An abnormal lining fold obstructing a passage.
References in periodicals archive ?
Further studies are needed to determine whether TnC is a promising marker in the differential diagnosis of rheumatic from congenital valve diseases and also in the pathogenesis of rheumatic HVD.
The procedure, known as balloon valvuloplasty, was first done in 1979 in children with congenital valve disease; its more recent application to adults represents a significant broadening of its horizons.

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