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.
1 So, for now, assume that estrogen patches pose most of the same risks -- a very small increase in the risk of serious problems, like cancer and stroke. 2  They also have many similar -- although perhaps milder -- side effects. 3  These include painful and swollen breasts, vaginal discharge, headache, and nausea.