Fluid in Uterus??

Amanda • 🌈8-25-18 Jamison 🤱🏻, 8 Angels👼🏼, 🌈👩🏼9-24-10, & 🌈👧🏼 4-24-15
Has anyone had fluid in your uterus 5 days after IUI? Dr said that wasn't super normal but didn't say more during ultrasound.