Endometriosis is a common gynecological disorder that affects 1-7% of the population and is characterized by the development of endometrial glands and tissue outside the uterine cavity.It is an extremely rare condition, estimated to affect less than 0.5% of all endometriosis patients.Furthermore, its development typically occurs after abdominal or pelvic surgery.Objective: To describe a case of specific location vulvar endometriosis on the mons pubis in a patient with vulvodynia and chronic pelvic pain.Materials and Methods: Describe a clinical case of a 38-year-old nulliparous woman who presented with chronic pelvic pain and the appearance of an indurated lesion on the mons pubis.Results: The mapping for endometriosis reports a heterogeneous uterine wall, heterogeneous myometrium occupied by hypoechoic images that project acoustic shadows consistent with FIGO 3 fibroids. Conclusion:Comprehensive physical examination and the consideration of extension studies are recommended, along with the importance of hormonal blockade therapy and the use of endometriosis mapping by transvaginal ultrasound.