a morphologic anomaly arising either prenatally or postnatally from dynamic or ongoing alteration of cellular constitution, tissue organization or function within a specific organ or a specific tissue type;

 a non-progressive, congenital morphologic anomaly of a single organ or body part due to an alteration of the primary developmental;

a pattern of anomalies, at least two of which are morphologic, that occur together more often than would be expected by chance, and where a causal relationship has not been identified;

altered shape or position of a body part due to mechanical force(s);