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Diffusion-Weighted Imaging of Prostate Cancer

Diffusion-Weighted Imaging of Prostate Cancer ORIGINAL ARTICLE Ryota Shimofusa, MD,* Hajime Fujimoto, MD,† Hajime Akamata, MD,† Ken Motoori, MD,* Seiji Yamamoto, MD,* Takuya Ueda, MD,* and Hisao Ito, MD* 5–8 signal intensity on T2W imaging. Moreover, detection of Objective: The purpose of this study was to assess whether T2- prostate cancer in the transition zone, which is present in up to weighted (T2W) imaging with diffusion-weighted (DW) imaging 30% of all prostate cancer, is difficult because this zone is the could improve prostate cancer detection as compared with T2W site of the origin of benign prostatic hyperplasia, which can imaging alone. have a heterogeneous appearance. Recently, diffusion-weighted (DW) imaging has been Methods: The subjects consisted of 37 patients with prostate cancer 10,11 available for abdominal and pelvic lesions such as liver, and 23 without cancer undergoing magnetic resonance (MR) imaging. 12 13,14 15–17 renal, and ovarian tumors. Some preliminary studies Using a 1.5-T superconducting magnet, all patients underwent T2W have indicated that DW imaging can differentiate a malignant and DW imaging with parallel imaging. Images were independently neoplasm from benign prostate tissue because of a significant reviewed by 3 readers to determine the detectability of prostate cancer. difference in the apparent diffusion coefficient value. http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Journal of Computer Assisted Tomography Wolters Kluwer Health

Diffusion-Weighted Imaging of Prostate Cancer

Journal of Computer Assisted Tomography , Volume 29 (2) – Mar 1, 2005

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Copyright
Copyright © 2005 by Lippincott Williams & Wilkins
ISSN
0363-8715
eISSN
1532-3145
DOI
10.1097/01.rct.0000156396.13522.f2
Publisher site
See Article on Publisher Site

Abstract

ORIGINAL ARTICLE Ryota Shimofusa, MD,* Hajime Fujimoto, MD,† Hajime Akamata, MD,† Ken Motoori, MD,* Seiji Yamamoto, MD,* Takuya Ueda, MD,* and Hisao Ito, MD* 5–8 signal intensity on T2W imaging. Moreover, detection of Objective: The purpose of this study was to assess whether T2- prostate cancer in the transition zone, which is present in up to weighted (T2W) imaging with diffusion-weighted (DW) imaging 30% of all prostate cancer, is difficult because this zone is the could improve prostate cancer detection as compared with T2W site of the origin of benign prostatic hyperplasia, which can imaging alone. have a heterogeneous appearance. Recently, diffusion-weighted (DW) imaging has been Methods: The subjects consisted of 37 patients with prostate cancer 10,11 available for abdominal and pelvic lesions such as liver, and 23 without cancer undergoing magnetic resonance (MR) imaging. 12 13,14 15–17 renal, and ovarian tumors. Some preliminary studies Using a 1.5-T superconducting magnet, all patients underwent T2W have indicated that DW imaging can differentiate a malignant and DW imaging with parallel imaging. Images were independently neoplasm from benign prostate tissue because of a significant reviewed by 3 readers to determine the detectability of prostate cancer. difference in the apparent diffusion coefficient value.

Journal

Journal of Computer Assisted TomographyWolters Kluwer Health

Published: Mar 1, 2005

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