X-linked dominant disorders are caused by mutations in genes on the X chromosome, one of the two sex chromosomes in each cell. In females (who have two X chromosomes), a mutation in one of the two copies of the gene in each cell is sufficient to cause the disorder.
Common Questions and Answers about Estrogen patch types. vivelle-dot. I did not want to go through menopause or life with no estrogen at age 35, so I opted for the estrogen hormone therapy. I chose to go with the Estradiol patches.
Read More. Most types of bc increase your estrogen level in some way, pill, ring, patch, IUD, the shot, what have you they all change your hormone level but they all have their perks. If you don't mind taking a pill every night, you can find a low-dose bcp which has the lowest amount of estrogen in it.