Girls, how does a uterine tumor look like? Is it normal during pregnan…

Girls, how does a uterine tumor look like? Is it normal during pregnancy? There are pains in the vagina I don't know what a uterine tumor looks like? But I think it's something that's stuck and hard to move around, there are pains in the lower abdomen and going to the toilet is already scary, there are pains What should I do? Go see a gynecologist or is this normal in the last months of pregnancy?