Ob-Gyn questions? Ask a gynecologist online.
If you have not had a gyn exam in some time, you will need one to rule out common skin conditions. Lichen sclerosis is a common dermatologic skin condition that occurs in women over 40. More likely would be a yeast infection. Treat yourself with an over the counter 3 day treatment that contains clotrimazole. that should clear things up if it is yeast.