Hello, Though your symptoms may not be related to the instance of food poisoning, since they have initiated from that event, you need to get investigated for any causal relation. Endometriosis, pelvic infection, urinary infection consequent to peri-menopausal state of thinning mucosal lining everywhere, irritable bowel and chronic infections can be the possible causes. A trans-vaginal sonogram, urinalysis and a colonoscopy and sigmoidoscopy if needed, should be done. Please maintain a healthy weight by diet and regular exercise. Please maintain genital hygiene. Hope this helps.