I just started RN school, worried about my grown children, daughter was fired I m having to help her with her bills I m not working like I used to due to school and , I say this thinking I may be stressed and don t know it, I have one bump or had a bump between my buttocks in the middle of the vagina and anus, not open, no broken skin or drainage, also at the time my lymph nodes to left groin swollen and sore, and painful. I had some leftover Bactrim I m taking , thinking it may be a boil, or an ulcer, the bump has decreased, lymph nodes have gone down, decreased soreness and swelling but now I have terrible pain to buttocks area, all day I have no pain, soon as I get out of the shower it seems irritated and very painful to touch, tender, when I dry off put clothes on and don t touch I don t feel any pain, just now going to the bathroom when urinating OH MY GOSH Urine hit the area and burning sensation, with horrible pain, could you please tell me what might be going on, could I have irritated the area while bathing, I don t know please help