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.
Systemic Dosage Form. In systemic dosage form, estrogen circulates throughout the entire body and affects many tissues. Systemic dosage forms include oral pills, skin patches / gels, and injections. The full range of benefits and risks are associated with this form of hormone replacement therapy.