negative or positive opk??

britt • mama to orion 👼🏼, elias 🌈, & finn 🌱 IG: britt.wl
I had a d&c 4 weeks ago on Thursday. I keep getting positive opks and I'm not sure why. My hcg should be down almost all the way by now. Is this a positive opk still or no? I've been taking them since 2 weeks after surgery and all positive still.