Common endometriosis symptoms include pelvic pain, painful during sexual intercourse, painful urination and/or bowel movement, abnormal bleeding, and reduced fertility. These occur in several other conditions, which can make it difficult to distinguish what’s causing your symptoms. Our Queensland endometriosis specialists at Gold Coast Private Hospital – an endometriosis Centre of Excellence – look at the difference between endometriosis and adenomyosis, fibroids, polycystic ovary syndrome, ovarian cysts and non-gynaecological issue (such as irritable bowel syndrome, interstitial cystitis and bladder pain syndrome).