Endometrial-like tissue may be present in areas other than the pelvic organs, such as the lungs, rectum, intestines, bladder, ureters, and scars.Endometriosis affects around 26 million people in India. Several studies in the Indian population have shown that the prevalence of endometriosis ranges from 34% to 48% as detected by laparoscopy. In infertile women, the prevalence varies from 20% to 50%.For more information, consult Dr. Neha Lalla the Best Gynaecologist in Dubai.