Pregnancy tests getting lighter?

kiersten • • bean 👶🏼🩷 sept 2019 • peanut 👶🏼🩷 january 2021 • sprout 👶🏼🌱 august 2024 •

My pregnancy test line practically vanished in 2 days and I am worried sick. I’m still feeling pregnant (nausea, headaches, cramping) and I’m not spotting or bleeding. Im getting labs/ultrasound done tomorrow. Not sure if a due date but am around 4.5/5 weeks. Am I doomed to miscarry?

(top is tuesday, bottom is today)