Transposition of the great vessels risk factors


 * Associate Editor(s)-In-Chief: Priyamvada Singh, M.B.B.S. [mailto:psingh@perfuse.org]; ; Keri Shafer, M.D. [mailto:kshafer@bidmc.harvard.edu]; Assistant Editor(s)-In-Chief: Kristin Feeney, B.S. [mailto:kfeeney@perfuse.org]

Risk factors
Factors in the mother that may increase the risk of this condition include:
 * Generally, TGA is not known to be associated with any specific single gene defect, but some studies have shown possible genetic association in some cases of TGA, involving deletions of chromosome 22q11.
 * Age over 40
 * Alcoholism
 * Diabetes
 * Prenatal nutrition
 * Rubella or other viral illness during pregnancy