Malformative syndrome
A malformative syndrome (or malformation syndrome) is a recognizable pattern of congenital anomalies that are known or thought to be causally related (VIIth International Congress on Human Genetics). == Causes == exogenous causes exogenous toxic (teratogenetic agents) ionizing radiations fetal infections (maternofetal infections) genetic causes (or intrinsic causes) (genetic malformative diseases) chromosomal anomalies (chromosomal malformative diseases) numerical chromosomal anomalies (e.g.