Is a hernia In your belly button dangerous?

Shauna • Levi Shine ⭐️ due 02.02.2018. Momma's world. Daddy's boy!

I'm 22w and 3D I have this knot like lump In my belly button and I'm almost positive It's a hernia. From what I have read? Is It dangerous? I don't have a appointment till the 11 and It's just a sugar test! Should I go to the ER?