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Originally Posted by Nancy1999  From what I've read, Congenital (present at birth) - Genetic (hereditary) means that the condition is present at birth and it's hereditary, but it does not mean the condition always displays itself at birth. There are two types, piebald, and extreme piebald, and only in the extreme piebald will the condition be displayed at birth. |
Congenital means present at birth, but is not necessarily herditary. Could be cause by something that happened with the mother during pregnancy.