hi! Okay I’m going to be answering this from experience. an Appendicitis attack would be extreme lower right quadrant pain, fever, vomiting, and tenderness in the area. that would need to be addressed immediately otherwise you will die. Now a cyst on your ovary can be one, just a cyst, or two, PCOS (poly cystic ovary syndrome). Both a singular cyst and PCOS can be treated with birth control options, so i don’t think that’s the causing factor. Both can cause painful ovulation, lower pelvic / back pain, irregular periods, and excessive hairiness. One cyst would usually go away in a couple months, where PCOS does not