Confused.....

I'm so confused recently as of September I had some bleeding for 3 days then stopped I decided because I thought I had my period my symptoms would be gone.....I still had them so I decided to test and got wat I thought to be a shadow on the test so I waited 2 days before taking another one line got a bit darker now its been 2 weeks ago and I am still testing with very faint lines idk Wats going on......praying the baby is not in my tubes but thinking along the lines I had a chemical and need to be cleaned out......so confused got a doc appt tomrw afternoon to figure out Wats going on