Endometriosis en la etapa infanto-juvenil: presentación de nueve casos en un hospital pediátrico

during last years, reported cases of endometriosis in girls and adolescents clearly increased, some of them in premenarcheal girls. we present nine patients with endometriosis studied and treated at hospital de ni？os "ricardo gutiérrez" from 2000 to 2004. in most cases, dysmenorrhea was the symptom at presentation. patients underwent a physical examination, pelvic ultrasound and laparoscopic evaluation to confirm diagnosis and to carry out treatment. the need to perform these studies in patients with dysmenorrhea resistant to conventional treatments is highlighted, in order to contribute to diagnosis and early treatment of the condition, thus preserving the future fertility.