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Differentiation of Malignant From Benign Pheochromocytomas With Diffusion-Weighted and Dynamic Contrast-Enhanced Magnetic Resonance at 3.0 T

Differentiation of Malignant From Benign Pheochromocytomas With Diffusion-Weighted and Dynamic... ORIGINAL ARTICLE Differentiation of Malignant From Benign Pheochromocytomas With Diffusion-Weighted and Dynamic Contrast-Enhanced Magnetic Resonance at 3.0 T Yin Dong, MD and Qingwei Liu, MD heochromocytomas are rare catecholamine-secreting tumors Objective: To retrospectively evaluate the usefulness of the apparent P that are usually benign but which may also develop into a diffusion coefficients (ADCs) and dynamic contrast-enhanced magnetic malignancy. Approximately 10% of pheochromocytomas are resonance (MR) imaging for differentiation of malignant from benign malignant. Malignancy is difficult to diagnose pathologically pheochromocytomas at 3.0-T MR. without evidence of capsular or vascular invasion. Therefore, Methods: The Institutional Review Board approved this retrospective radiological prediction of malignancy will help a lot in surgical study, and informed consent was waived. Forty patients with pheochro- planning and prognosis. However, predicting such behavior is mocytomas underwent diffusion-weighted (DW) MR imaging in addition difficult in absence of local invasion or distant metastases. In to T1- and T2-weighted sequences, chemical shift imaging techniques, this study, the ADCs and dynamic contrast-enhanced patterns and dynamic contrast-enhanced MR imaging at 3.0-T MR imaging of 42 pheochromocytomas diagnosed by surgical pathology system. In each patient, precontrast single-shot spin-echo echo-planar were reviewed to determine whether it is useful for differenti- DW imaging http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Journal of Computer Assisted Tomography Wolters Kluwer Health

Differentiation of Malignant From Benign Pheochromocytomas With Diffusion-Weighted and Dynamic Contrast-Enhanced Magnetic Resonance at 3.0 T

Liu, Qingwei
Journal of Computer Assisted Tomography , Volume 36 (4) – Jul 1, 2012
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Copyright
Copyright © 2012 by Lippincott Williams & Wilkins
ISSN
0363-8715
eISSN
1532-3145
DOI
10.1097/RCT.0b013e31825975f8
pmid
22805661
Publisher site
See Article on Publisher Site

Abstract

ORIGINAL ARTICLE Differentiation of Malignant From Benign Pheochromocytomas With Diffusion-Weighted and Dynamic Contrast-Enhanced Magnetic Resonance at 3.0 T Yin Dong, MD and Qingwei Liu, MD heochromocytomas are rare catecholamine-secreting tumors Objective: To retrospectively evaluate the usefulness of the apparent P that are usually benign but which may also develop into a diffusion coefficients (ADCs) and dynamic contrast-enhanced magnetic malignancy. Approximately 10% of pheochromocytomas are resonance (MR) imaging for differentiation of malignant from benign malignant. Malignancy is difficult to diagnose pathologically pheochromocytomas at 3.0-T MR. without evidence of capsular or vascular invasion. Therefore, Methods: The Institutional Review Board approved this retrospective radiological prediction of malignancy will help a lot in surgical study, and informed consent was waived. Forty patients with pheochro- planning and prognosis. However, predicting such behavior is mocytomas underwent diffusion-weighted (DW) MR imaging in addition difficult in absence of local invasion or distant metastases. In to T1- and T2-weighted sequences, chemical shift imaging techniques, this study, the ADCs and dynamic contrast-enhanced patterns and dynamic contrast-enhanced MR imaging at 3.0-T MR imaging of 42 pheochromocytomas diagnosed by surgical pathology system. In each patient, precontrast single-shot spin-echo echo-planar were reviewed to determine whether it is useful for differenti- DW imaging

Journal

Journal of Computer Assisted Tomography – Wolters Kluwer Health

Published: Jul 1, 2012

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