Is it normal to miss a menstrual period after a hgs test?

Yes: It can be normal to miss a period after an hsg test. Depending on where you were at in your cycle when you had the hsg, in addition what were the reasons you were having the hsg? Often women's fertility is increased after getting an hsg, so keep that in mind in case you are trying to get pregnant, or trying to avoid getting pregnant. Hope that helps!