KarenM is correct. EHK is a dominant condition. In the case of EHK there are 2 genes that can cause it so when I was pregnant the first time they did a blood test to locate my genetic problem so that they knew where to look in the baby's dna
Mommy to TJ (EHK, T21, 8/14. VSD/ASD repair 11/4) Wife to WONDERFUL Husband and daddy Carlos, and Baby Mason Born 12/9/09