{"paper_id":"1e8f9ce5-408f-43c2-8ea0-788a7624a052","body_text":"ECR 2019 / C-0988\nDeep recto-sigmoid endometriosis: role of magnetic resonance imaging\nCongress:\nECR 2019\nPoster Number:\nC-0988\nType:\nEducational Exhibit\nKeywords:\nPelvis, Genital / Reproductive system female, Colon, MR, Diagnostic procedure, Obstetrics\nAuthors:\nC. Sofia1, M. A. Marino1, L. Di Grazia2, N. Boscolo Bariga2, G. Di Salvo2, A. Blandino3, A. Tregnaghi2; 1MESSINA, AT/IT, 2Chioggia/IT, 3MESSINA/IT\nDOI:\n10.26044/ecr2019/C-0988\nLearning objectives\nTo show themainMRIfindingsofdeependometriosisinvolving therectosigmoidregion.\nBackground\n- Endometriosis is a chronic disorder characterized by thepresence of ectopic endometrial tissue\n- Usually,\nit affects women during their reproductive years\n- Endometriosis is a multi-factorial disease with an unclear\naetiologyand pathogenesis\n- It is distinguished in superficial and deep endometriosis\n- Deependometriosis is defined as the presence ofan infiltrating lesion into an organ wall or thesubperitonealspace for more than 5 mm in depth\n- The posterior pelvic compartment is the most frequent localization of deep endometriosis\n- Rectosigmoid colon is the most common...\nFindings and procedure details\nOur MRI protocol for patients suspected to have pelvic endometriosis consists of :\n- axial,\nsagittal and coronal T2w TSE images\n- axial T2w SPAIR images\n- axial T1w TSE images\n- axial and sagittal T1w SPAIR images after intravenous\ncontrastmedium injection (if necessary)\nSlice thickness: 3-4 mm\n- Vaginal and rectal cavities fluid distension is recommendable for a better depiction of small parietal lesions,\nimproving sensitivity andspecificy(Fig.1)\n- Contrast medium injection is not mandatory; it can help in distinguish deep endometriosis from scars,\nallowing...\nConclusion\nRadiologist should be aware of the main MRI features and localizations of deep rectosigmoid endometriosis to recognize the disease and to allow a correct presurgical and tailored clinical management\nPersonal information\nCarmelo Sofia M.D.\nDivision of Oncologic Radiology\nPoliclinico Universitario \"Gaetano Martino\",\nVia Consolare Valeria 1,\n98125 Messina ,\nItaly\n[email protected]\nReferences\n1.\nOlive DL,\nSchwartz LB.\nEndometriosis.\nNEnglJ Med 1993; 328:1759-1769.\n2.VercelliniP,FrontinoG,PietropaoloG,\net al.\nDeep endometriosis: definition,\npathogenesis,\nand clinical management.\nJ AmAssocGynecolLaparosc.2004; 11:153-1612.\n3.\nCoutinho A Jr,BittencourtLK,\nPires CE etal.MRimaging in deep pelvicendometriosis:apictorial essay.Radiographics.\n2011 31(2):549-67.doi: 10.1148/rg.312105144\n4.\nTakeuchi H,KuwatsuruR,KitadeM.\net al.\nA novel technique using magnetic resonance imaging jelly for\nevaluation of rectovaginal endometriosis.FertilSteril2005 ;83 (2) :442-7.\n5.LoubeyreP,PetignatP,\nJacob S et al.\nAnatomic distribution of posterior deeply infiltrating endometriosis on MRI after vaginal and rectal gel opacification.\nAJR Am J\nRoentgenol.\n2009 ;192(6):1625-31.doi: 10.2214/AJR.08.1856....","source_license":"CC0","license_restricted":false}