Improvement of breast diffusion-weighted MRI using software

• Project/Area Number: 20790881
• Research Category: Grant-in-Aid for Young Scientists (B)
• Allocation Type: Single-year Grants
• Research Field: Radiation science
• Research Institution: Chiba University
• Principal Investigator: KAZAMA Toshiki Chiba University, 大学院・医学研究院, 助教 (70375781)
• Project Period (FY): 2008 – 2009
• Project Status: Completed (Fiscal Year 2009)
• Budget Amount: ¥4,030,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥930,000); Fiscal Year 2009: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000); Fiscal Year 2008: ¥2,210,000 (Direct Cost: ¥1,700,000、Indirect Cost: ¥510,000)
• Keywords: 癌 / 放射線 / 乳癌 / 診断 / MRI / 拡散強調像 / 重ね合わせソフトウェア

Research Abstract

Diagnostic accuracy of the diffusion-weighted MR image (DWI) and mammography was compared. The DWI showed equal or better accuracy, especially in women with dense breast tissue. The fusion software, which fuses DWI and ADC map, enables us to obtain less distorted images.

Research Products

• [Journal Article] Comparison of diffusion-weighted images using short inversion time inversion recovery or chemical shift selective pulse as fat suppression in patients with breast cancer. (2009)
  • Author(s): Kazama T, et al
  • Journal Title: Jpn J Radiol 27巻 Pages: 163-167
  • NAID: 50007227363
  • Peer Reviewed
• [Journal Article] Surrounding rim formation and reduction in size after radiofrequency ablation for primary breast cancer. (2009)
  • Author(s): Nagashima T, Kazama T, et al
  • Journal Title: Jpn J Radiol 27巻 Pages: 197-204
  • NAID: 50007272356
  • Peer Reviewed
• [Journal Article] Comparison of diffusion-weighted images using short inversion time inversion recovery or chemical shift selective pulse as fat suppression in patients with breast cancer (2009)
  • Author(s): Kazama T, et al.
  • Journal Title: Jpn J Radiol 27 Pages: 163-167
  • NAID: 50007227363
  • Peer Reviewed
• [Journal Article] Surrounding rim formation and reduction in size after radiofrequency ablation for primary breast cancer (2009)
  • Author(s): Nagashima T, Kazama T, et al.
  • Journal Title: Jpn J Radiol 27 Pages: 197-204
  • NAID: 50007272356
  • Peer Reviewed
• [Journal Article] Tumor reduction rate predicts early recurrence in patients with breast cancer failing to achieve complete response to primary chemotherapy (2009)
  • Author(s): Nagashima T, Kazama T, et al.
  • Journal Title: Breast Cancer
  • NAID: 10027255507
  • Peer Reviewed
• [Journal Article] Breast-conserving surgery using projection and reproduction techniques of surgical-position breast MRI in patients with ductal carcinoma in situ of the breast. (2008)
  • Author(s): Sakakibara M, Kazama T, et al
  • Journal Title: J Am Coll Surg 207巻 Pages: 62-68
  • Peer Reviewed
• [Journal Article] Breast-conserving surgery using projection and reproduction techniques of surgical-position breast MRI in patients with ductal carcinoma in situ of the breast (2008)
  • Author(s): Sakakibara M, Kazama T, et.al.
  • Journal Title: J Am Coll Surg 207巻 Pages: 32-68
  • Peer Reviewed
• [Journal Article] Tumor reduction rate predicts early recurrence in patients with breast cancer failing to achieve complete response to primary chemotherapy.
  • Author(s): Nagashima T, Kazama T, et al
  • Journal Title: Breast Cancer (雑誌発行前電子版)
  • NAID: 10027255507
  • Peer Reviewed
• [Presentation] Optimal b-value for diffusion-weighted MRI of the breast. (2010)
  • Author(s): Kazama T, et al
  • Organizer: ヨーロッパ放射線学会
  • Place of Presentation: ウィーン(オーストリア)
• [Presentation] Optimal b-value for diffusion-weighted MRI of the breast (2010)
  • Author(s): 風間俊基, et al.
  • Organizer: ヨーロッパ放射線学会
  • Place of Presentation: ウィーン、オーストリア
• [Presentation] Simultaneous expression of diffusion-weighted images and ADC maps; initial clinical experience. (2009)
  • Author(s): Kazama T, et al
  • Organizer: 北米放射線学会
  • Place of Presentation: シカゴ(米国)
  • Year and Date: 2009-12-06
• [Presentation] Simultaneous expression of diffusion-weighted images and ADC maps ; initial clinical experience (2009)
  • Author(s): 風間俊基, et al.
  • Organizer: 北米放射線学会
  • Place of Presentation: シカゴ、米国
  • Year and Date: 2009-12-06
• [Presentation] 拡散強調像による乳癌検診の可能性 (2009)
  • Author(s): 風間俊基, ほか
  • Organizer: 日本医学放射線学会総会
  • Place of Presentation: 横浜
  • Year and Date: 2009-04-08
• [Presentation] 拡散強調像による乳癌検診の可能性 (2008)
  • Author(s): 風間俊基, ほか
  • Organizer: 日本乳癌検診学会
  • Place of Presentation: 名古屋
  • Year and Date: 2008-12-07
• [Presentation] Diffusion-weighted magnetic resonance image of the breast: a potential screening tool for small invasive breast cancer in women under 50-year old. (2008)
  • Author(s): Kazama T, et al
  • Organizer: 北米放射線学会
  • Place of Presentation: シカゴ(米国)
  • Year and Date: 2008-12-03
• [Presentation] Diffusion-weighted magnetic resonance image of the breast : a potential screening tool for small invasive breast cancer in women under 50-year old (2008)
  • Author(s): 風間俊基ほか
  • Organizer: 北米放射線学会
  • Place of Presentation: シカゴ、アメリカ
  • Year and Date: 2008-12-03