the vacterl-association , i.e . three or more closely defined vacterl-type abnormalities without other major abnormalities may , however , present a distinct congenital abnormality entity because ( i ) the combination of vacterl-type abnormalities is much higher than the expected one , ( ii ) the majority of cases could not be identified as other multiple congenital abnormality entities and ( iii ) it has some epidemiological characteristics ( e.g . male preponderance ) .
C0000768
abnormalities
C0000772
multiple congenital