Clinical evaluation of endometriosis by the susceptibility effect with 3T-MRI

• Project/Area Number: 19790876
• Research Category: Grant-in-Aid for Young Scientists (B)
• Allocation Type: Single-year Grants
• Research Field: Radiation science
• Research Institution: The University of Tokushima
• Principal Investigator: TAKEUCHI Mayumi The University of Tokushima, 医学部・歯学部附属病院, 講師 (90423417)
• Project Period (FY): 2007 – 2008
• Project Status: Completed (Fiscal Year 2008)
• Budget Amount: ¥3,620,000 (Direct Cost: ¥3,200,000、Indirect Cost: ¥420,000); Fiscal Year 2008: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000); Fiscal Year 2007: ¥1,800,000 (Direct Cost: ¥1,800,000)
• Keywords: 磁気共鳴画像 / 3テスラ / 女性医学 / 子宮内膜症 / 画像診断 / 内膜症性嚢胞 / 磁気共鳴画像(MRI) / 磁化率効果 / 卵巣

Research Abstract

MRI装置は磁場強度が高くなると磁化率効果への感度の上昇により出血性病変をより鋭敏に描出できる可能性がある。本研究ではこの点に着目し子宮内膜症のMRI診断における3テスラ装置の有用性について検討した。内膜症性嚢胞の特異的なMR所見であるshadillg(T2強調像における信号低下)が3テスラ装置でより鋭敏に観察されることが判明し、磁化率強調画像による嚢胞壁へのヘモジデリン沈着の検出とともに診断精度の向上に寄与することが示唆された。

Research Products

• [Journal Article] Magnetic resonance manifestations of decidualized endometriomas during pregnancy (2008)
  • Author(s): Takeuchi M, Matsuzaki K, Nishitani H.
  • Journal Title: J Comput Assist Tomogr 32 Pages: 353-355
  • Peer Reviewed
• [Journal Article] Magnetic resonance manifestations of endometrial cysts at 3T comparedwith 1.5 T. (2008)
  • Author(s): Takeuchi M, Matsuzaki K, Kubo H, Nishitani H.
  • Journal Title: J Comput Assist Tomogr 32 Pages: 369-371
  • Peer Reviewed
• [Journal Article] Susceptibility-weighted MRI of endometrioma: preliminary results. (2008)
  • Author(s): Takeuchi M, Matsuzaki K, Nishitani H.
  • Journal Title: AJR Am.T Roentgenol 191 Pages: 1366-1370
  • Peer Reviewed
• [Journal Article] Susceptibility-weighted MRI of endometrioma : preliminary results (2008)
  • Author(s): Mayumi Takeuchi
  • Journal Title: Am J Roentgenol. 191 Pages: 1366-1370
  • Peer Reviewed
• [Journal Article] Magnetic resonance manifestations of endometrial cysts at 3T compared with 1.5T (2008)
  • Author(s): Mayumi Takeuchi
  • Journal Title: Journal of Computer Assisted Tomography (in press)
  • Peer Reviewed
• [Journal Article] Magnetic resonance manifestations of decidualized endometriomas during pregnancy (2008)
  • Author(s): Mayumi Takeuchi
  • Journal Title: Journal of Computer Assisted Tomography (in press)
  • Peer Reviewed
• [Journal Article] 妊娠に合併した内膜症性嚢胞脱落膜化のMR画像: 卵巣癌との鑑別における拡散強調像の有用性の検討を含めて
  • Author(s): 竹内麻由美,松崎健司,西谷弘
  • Journal Title: 日本磁気共鳴医学会雑誌 28巻1号 Pages: 71-73
  • NAID: 10025696049
  • Peer Reviewed
• [Presentation] Clinical application of susceptibility-weighted MR imaging in gynecologic diseases (2009)
  • Author(s): Mayumi Takeuchi
  • Organizer: ECR (European Congress of Radiology) 2009
  • Place of Presentation: Wien, Austria
  • Year and Date: 2009-03-06
• [Presentation] 竹内麻由美: 3T MRI体幹部撮像の最適化と工夫について「子宮・卵巣」 (2009)
  • Author(s): 竹内麻由美
  • Organizer: 第7回3TMRI研究会
  • Place of Presentation: 東京
  • Year and Date: 2009-01-10
• [Presentation] 3T MRI体幹部撮像の最適化と工夫について「子宮・卵巣」 (2009)
  • Author(s): 竹内麻由美
  • Organizer: 第7回3TMR研究会
  • Place of Presentation: 秋葉原
  • Year and Date: 2009-01-10
• [Presentation] Clinical application of susceptibility-weighted MR imaging in gynecologic diseases (2009)
  • Author(s): Mayumi Takeuchi, Kenji Matsuzaki and Hiromu Nishitani
  • Organizer: ECR 2009
  • Place of Presentation: Wien
• [Presentation] Clinical application of susceptibility-weighted MR imaging in the female pelvis (2008)
  • Author(s): Mayumi Takeuchi
  • Organizer: RSNA (Radiological Society of North America) 2008
  • Place of Presentation: Chicago, USA
  • Year and Date: 2008-11-30
• [Presentation] 磁化率強調画像による内膜症性病変の検討 (2008)
  • Author(s): 竹内麻由美
  • Organizer: 第36回日本磁気共鳴医学会大会
  • Place of Presentation: 旭川
  • Year and Date: 2008-09-11
• [Presentation] Clinical application of susceptibility- weighted MR imaging in the female pelvis (2008)
  • Author(s): Mayumi Takeuchi, Kenji Matsuzaki and Hiromu Nishitani
  • Organizer: RSNA 2008
  • Place of Presentation: Chicago
• [Presentation] 磁化率弓虫調像(susuceptibility-weightedimaging)による内膜症嚢胞の検討 (2008)
  • Author(s): 竹内麻由美、松崎健司、西谷弘
  • Organizer: 第36回日本磁気共鳴医学会大会
  • Place of Presentation: 旭川
• [Presentation] Decidualized endometrial cysts: Ovarian cancer mimicker in pregnant women (2007)
  • Author(s): Mayumi Takeuchi
  • Organizer: RSNA (Radiological Society of North America) 93rd Scientific Assembly and Annual Meeting
  • Place of Presentation: Chicago, USA
  • Year and Date: 2007-11-26
• [Presentation] 妊娠に合併した内膜症性嚢胞脱落膜化のMR画像:卵巣癌との鑑別における拡散強調像の有用性の検討を含めて (2007)
  • Author(s): 竹内 麻由美
  • Organizer: 第35回日本磁気共鳴医学会大会
  • Place of Presentation: 神戸
  • Year and Date: 2007-09-27
• [Presentation] 内膜症性嚢胞のMR所見:1.5Tと3Tによるshading描出能及び磁化率強調像(SWI)による検討 (2007)
  • Author(s): 竹内 麻由美
  • Organizer: 第35回日本磁気共鳴医学会大会
  • Place of Presentation: 神戸
  • Year and Date: 2007-09-27
• [Presentation] 婦人科疾患のMR診断1.5Tから3Tへ (2007)
  • Author(s): 竹内 麻由美
  • Organizer: JSAWI (Japanese Society for the Advancement of Women's Imaging)第8回シンポジウム
  • Place of Presentation: 淡路
  • Year and Date: 2007-09-07
• [Presentation] MR manifestations of endometrial cysts at 3T compared to 1.5T (2007)
  • Author(s): Mayumi Takeuchi
  • Organizer: ISMRM (International Society for Magnetic Resonance in Medicine) 15th Scientific Meeting and Exhibition
  • Place of Presentation: Berlin, Germany
  • Year and Date: 2007-05-23
• [Presentation] MR manifestations of decidualized endometrial cysts during pregnancy (2007)
  • Author(s): Mayumi Takeuchi
  • Organizer: ISMRM (International Society for Magnetic Resonance in Medicine) 15th Scientific Meeting and Exhibition
  • Place of Presentation: Berlin, Germany
  • Year and Date: 2007-05-23
• [Presentation] Decidualized Endometrial Cysts: Ovarian Cancer Mimicker in Pregnant Women (2007)
  • Author(s): Mayumi Takeuchi, Kenji hlatsuzaki and Hiromu Nishitani
  • Organizer: RSNA 2007
  • Place of Presentation: Chicago
• [Presentation] 内膜症性嚢胞のMR所見: 1.5Tと3Tによるshadillg描出能及び磁化率強調像(SWI)による検討. (2007)
  • Author(s): 竹内麻由美.松崎健司、西谷弘他
  • Organizer: 第35回日本磁気共鳴学会大会
  • Place of Presentation: 神戸
• [Presentation] 妊娠に合併した内膜症性嚢胞脱落膜化のMR画像:卵巣癌との鑑別における拡散強調像の有用性の検討を含めて (2007)
  • Author(s): 竹内麻由美、松崎健司、西谷弘
  • Organizer: 第35回日本磁気共鳴学会大会
  • Place of Presentation: 神戸
• [Presentation] 婦人科疾患のMR診断-1.5Tから3Tヘ-. (2007)
  • Author(s): 竹内麻由美
  • Organizer: JSAWI第8回シンポジウム(The Japanese Society for theAdvancement of Women's Imaging)
  • Place of Presentation: 淡路
• [Presentation] Hiromu Nishitani and Hitoshi Kubo: MR manifestations of endometrial cysts at 3T compared to 1.5T (2007)
  • Author(s): Mayumi Takeuchi, Kenji Matsuzaki
  • Organizer: ISMRMJSMRMB 2007
  • Place of Presentation: Berlin
• [Presentation] MR manifestations of decidualized endometrial cysts during pregnancy (2007)
  • Author(s): Mayumi Takeuchi, Kenji Matsuzaki and Hiromu Nishitani
  • Organizer: ISMRM_ESMRMB 2007
  • Place of Presentation: Berlin
• [Presentation] 卵巣内膜病性嚢胞の駅1所見13T装置と1.5T装置の比較検討 (2007)
  • Author(s): 竹内麻由美、松崎健司、西谷弘他
  • Organizer: 第66回日本医学放射線学会学術総会
  • Place of Presentation: 横浜