Should I go to the E.R.?

Hello everyone so today as I was getting ready for work I noticed my back was hurting btw big info I'm pregnant and around 6 weeks 💗 lol but back on track I didn't think much of it and typical morning sickness well I get to work an hr in my back starts to really bug me I showed my co worker the area and she said it's around my kidneys it's not a huge pain almost like a spasm and I noticed I have to pee a lot idk if it's the pregnancy or a uti but should I wait it out or get checked out I don't have my appointment till the 18th I'm just worried for my baby