Hey, I Have Three Scabs On My Back Perfectly Aligning

Hey, I have three scabs on my back perfectly aligning to my vertabrae, however I haven't fallen on my back. Do these scabs require medical treatment or indicate anything that could prevent me from playing at my volleyball tournament 2 days from now. There is no noticeable ache at this point in time, but when I press the scabbed region, there is mild pain