Positive or line eyes

Ashleigh • Mommy to a beautiful babygirl my 🌈..*1/9/18👼🏻*1/23/20👼🏻👼🏻*

I’ve been having severe cramping and I had a miscarriage in January had my levels checked on 3/5 and I had 5hcg in my system still from previous can this be new or old??? Don’t know if test can pick up 5 hcg