{"paper_id":"2249a282-3d26-46b5-aac4-08399b8d304f","body_text":"ECR 2018 / C-0237\nVolumetric magnetic resonance guided high intensity focused ultrasound ablation of adenomyosis through transverse and longitudinal scars\nCongress:\nECR 2018\nPoster Number:\nC-0237\nType:\nScientific Exhibit\nKeywords:\nInterventional non-vascular, MR, Ablation procedures, Tissue characterisation\nAuthors:\nN. M. Duc1, B. Keserci1, H. Q. Huy1, P. N. Hoa1, P. M. Thong2; 1Ho Chi Minh/VN, 2Ha Noi/VN\nDOI:\n10.1594/ecr2018/C-0237\nAims and objectives\nThe presence of transverse or longitudinal abdominal scars in the sonication beam path is still considered to be one of the limiting factors as their appearance might increase the risk of skin and scar burns during the high-intensity focused ultrasound ablation.\nOur aim was to compare the immediate non perfused volume (NPV) ratio,\nthe complication rate,\nthe adenomyosis volume reduction ratio,\nthe transformed symptom severity score (tSSS) improvement at follow-up between patients with transverse and longitudinal scar patients groups using scar-patch in magnetic resonance guided...\nMethods and materials\n20 women (38.2±5.1 years) who underwent MR-HIFU ablation were divided into 2 groups: the transverse scar group (N=10) and longitudinal scar group (N=10).\nThe immediate NPV ratio,\nadenomyosis volume reduction ratio and tSSS at 6 months follow-up were accessed.\nAll complications and adverse events were investigated during ablation procedure and follow-up period\nResults\nThe volume of adenomyosis was 102.1ml ± 50.4 (57.0-162.0 ml) for the transverse scar group and 101.3ml ± 48.8 (46-152 ml) for the longitudinal scar group.\nThe mean transverse and longitudinal scar size in length were 126.5 mm ± 49.2 and 111.8 mm ± 32.8,\nrespectively.\nThe NPV ratio was 72.1% ± 15.1 (57.5-100 %) in the transverse scar group and 69.4% ± 13.4 (58.5-100%) in the longitudinal scar group (p>0.05).\nThe volume reduction ratio follow-up was 24.0% ± 18.2 (-4.5%-39.8%) for transverse scar group...\nConclusion\nOur findings revealed no difference in treatment outcome between two groups.\nTherefore,\nwe suggest that the scar-patch could be served efficiently in MR-HIFU treatment of adenomyosis patients with transverse and longitudinal abdominal scars.\nPersonal information\nDr.\nNguyen Minh Duc\nDepartment of radiology,\nPham Ngoc Thach university of medicine\n86/2 Thanh Thai,\nWard 12,\nDistrict 10,\nHo Chi Minh city,\nViet Nam\nMobile phone: +84902886899\nEmail: [email protected]\nReferences\n1.\nGorny KR,\nChen S,\nHangiandreou NJ,\net al.\nInitial evaluation of acoustic reflectors for the preservation of sensitive abdominal skin areas during MRgFUS treatment.\nPhys Med Biol.\n2009; 54:125–133.\n2.\nYoon SW,\nSeong SJ,\nJung SG,\net al.\nMitigation of abdominal scars during MR-guided focused ultrasound treatment of uterine leiomyomas with the use of an energy-blocking scar patch.\nJ Vasc Interv Radiol 2011; 22:1747–1750.\n3.\nKeserci B,\nNguyen D.\nVolumetric magnetic resonance-guided high-intensity focused ultrasound ablation of uterine fibroids through abdominal scars: the impact...","source_license":"CC0","license_restricted":false}