Picture for help* graphic* is this cause for concern?

Nearing the end of my period, my tampon started to irritate my vagina by drying it out. There was no itch before the tampons. I noticed what looks like a pelvic prolapse(2 kids) so i looked closer. is there anything that is concerning. i was raped a few weeks ago, I have an appt next week for testing but my anxiety cant handle this.

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* the redness may be due go leftover blood from period. i don't know what herpes or any other std really looks like thats why im asking. i need a little peace of mind. im dealing with enough