{"paper_id":"28bde0e7-5e96-41a2-b950-949b3540b857","body_text":"ECR 2018 / C-3194\nDeep endometriosis of the posterior pelvic compartment:a MRI pictorial guide.\nCongress:\nECR 2018\nPoster Number:\nC-3194\nType:\nEducational Exhibit\nKeywords:\nObstetrics, Imaging sequences, MR, Pelvis, Genital / Reproductive system female\nAuthors:\nC. Sofia, G. Di Salvo, L. Pavanello, S. Benigno, A. Tregnaghi; Sottomarina di Chioggia (VE)/IT\nDOI:\n10.1594/ecr2018/C-3194\nLearning objectives\n- To emphasize the role of MRI in the detection of foci of deep endometriosis of the posterior pelvic compartment.\n- To show the correct acquisition protocol,\nthe main features and the typical localizations of deep endometriosis of the posterior pelvic compartment.\nBackground\nEndometriosis is a chronic inflammatory disease affecting mainly women during the reproductive age and it is characterized by the presence of endometrial tissue outside the endometrium [1].\nEndometriosis is a multi-factorial disorders with an unclear etiology and pathogenesis.\nThree are the main theories proposed.\nThe metastatic theory, which is the most widely accepted,\nassumes that endometrial cells are transported by retrograde menstrual flux on the surface of the peritoneal cavity.\nVascular-lymphatic pathways and intraoperative implants were also proposed as routes of metastatic spread [1-2].\nThe...\nFindings and procedure details\nWhen endometriosis invades the subperitoneal space for more than 5 mm in depth,\nit's called deep endometriosis [4].\nAccuracy,\nsensitivity and specificity of MRI in the evaluation of deep endometriosis were > 90% in different studies [5-6].\nIt is frequently associated with dysmenorrhea,\ndyspareunia,\npelvic pain,\nbackaches,\nurinary tract symptoms and infertility [4].\nPosterior compartment of the pelvis is the most common localization of deep endometriosis [3-4].\nFig.1-4 show the main anatomical sites of disease.\nA correct execution of the MRI examination is based on...\nConclusion\nAlthough laparoscopy is the best method in the diagnosis of endometriosis ,\nMRI represents the most specific and sensitive non-invasive technique in the assessment of deep infiltrating endometriosis of the posterior pelvic compartment,\nallowing a proper management of patients.\nThe knowledge of the typical features and sites of disease together with a correct execution of the MRI examination,\nare fundamental to recognize endometriosis.\nPersonal information\nCarmelo Sofia M.D.\nDivision of Radiology\nHospital of Chioggia\nStrada Marina 500,\nSottomarina di Chioggia 30015,\nVenezia\nULSS3 Serenissima\nReferences\n1.\nOlive DL,\nSchwartz LB.\nEndometriosis.\nN Engl J Med 1993; 328:1759–1769.\n2.\nWoodward PJ,\nSohaey R,\nMezzetti TP Jr.\nEndometriosis: radiologic-pathologic correlation.\nRadiographics.\n2001 21(1):193-2163.\n3.\nCoutinho A Jr,\nBittencourt LK,\nPires CE et al.MR imaging in deep pelvic endometriosis:a pictorial essay.\nRadiographics.\n2011 31(2):549-67.\ndoi: 10.1148/rg.312105144\n4.\nVercellini P,\nFrontino G,\nPietropaolo G,\net al.\nDeep endometriosis: definition,\npathogenesis,\nandclinical management.\nJ Am Assoc Gynecol Laparosc.2004; 11:153–161\n5.\nKataoka ML,\nTogashi K,\nYamaoka T,\net al.\nPosterior cul–de–sac obliteration associated with endometriosis: MR...","source_license":"CC0","license_restricted":false}