Endometriosis as an autoimmune disease, more suspectible to other automimmune diseases? How do you find out if you have another automimmune disease?

I have endometriosis, (since age 14) had mononucleosis as age 18 (severe) have had 2 laporoscopies, one cyst on left ovary, bouts with headaches, chest pain, blurred vision, loss of peripheal vision, vertigo, joint pains, menopause, irritability, dizziness, possible heart probelms, anemia and no answers!