Such a person would lack a womb and ovaries and instead have internal testicles. Discovering that they are infertile is usually a shock to women, so it would at

Such a person would lack a womb and ovaries and instead have internal testicles. Discovering that they are infertile is usually a shock to women, so it would at least prompt similar shock. Furthermore, discovering that the reason for their infertility is due to being biologically and genetically male would tend to prompt a similar gender dysphoria that trans people experience, I expect.