bump on my right labia minora!

about 2 days ago my right labia minora started to feel itchy & discomfort when i pressed against it. today i look and i see this bump on it, i have an appointment on the 18th but i'm freaking out, could it be an std??

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There doesn’t seem to be anything very concerning, so just wait and get it checked. It looks neither as HSV nor HPV, if that’s your concern.