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Differentiation between Glioblastoma and Solitary Metastasis: Morphologic Assessment by Conventional Brain MR Imaging and Diffusion-Weighted Imaging

Jung BY, Lee EJ, Bae JM, Choi YJ, Lee EK, Kim DB

Purpose: Differentiating between glioblastoma and solitary metastasis is very important for the planning of further workup and treatment. We assessed the ability of various morphological parameters using conventional MRI and...
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Rapid Imaging: Recent Advances in Abdominal MRI for Reducing Acquisition Time and Its Clinical Applications

Yoon JH, Nickel MD, Peeters JM, Lee JM

Magnetic resonance imaging (MRI) plays an important role in abdominal imaging. The high contrast resolution offered by MRI provides better lesion detection and its capacity to provide multiparametric images facilitates...
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Electrodeless conductivity tensor imaging (CTI) using MRI: basic theory and animal experiments

Sajib SZ, Kwon OI, Kim HJ, Woo EJ

The electrical conductivity is a passive material property primarily determined by concentrations of charge carriers and their mobility. The macroscopic conductivity of a biological tissue at low frequency may exhibit...
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A Whole-Tumor Histogram Analysis of Apparent Diffusion Coefficient Maps for Differentiating Thymic Carcinoma from Lymphoma

Zhang W, Zhou Y, Xu XQ, Kong LY, Xu H, Yu TF, Shi HB, Feng Q

OBJECTIVE: To assess the performance of a whole-tumor histogram analysis of apparent diffusion coefficient (ADC) maps in differentiating thymic carcinoma from lymphoma, and compare it with that of a commonly...
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Clinical characteristics and outcomes in patients with lesion-positive transient ischemic attack

Kang SJ, Lee SG, Yum KS, Kim JS, Lee SH, Lee SS, Shin DI

Transient ischemic attack (TIA) indicates high risk for major stroke and is considered a medical emergency. Diffusion-weighted imaging (DWI) enables detection of acute ischemic lesions. The clinical significance of DWI...
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Magnetic Resonance Elastography and Diffusion Weighted Imaging in the Evaluation of Hepatic Fibrosis in Chronic Hepatitis B

Hennedige , Wang G, Leung FP, Alsaif HS, Teo LL, Lim SG, Wee A, Venkatesh

BACKGROUND/AIMS: Comparison of the accuracy of magnetic resonance elastography (MRE) and diffusion weighted imaging (DWI) for the diagnosis of liver fibrosis in patients with chronic hepatitis B (CHB). METHODS: In this...
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Complete Reversal of Diffusion Restriction after Treatment of Traumatic Carotid-Cavernous Fistula

Shim JH, Han I

A 15-year-old man presented with stupor following a motorcycle traffic accident. The patient was diagnosed with a traumatic left carotid cavernous fistula (CCF) with pseudoaneurysm of the left internal carotid...
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Diffusion Weighted Imaging for Differentiating Benign from Malignant Orbital Tumors: Diagnostic Performance of the Apparent Diffusion Coefficient Based on Region of Interest Selection Method

Xu XQ, Hu H, Su GY, Liu H, Shi HB, Wu FY

OBJECTIVE: To evaluate the differences in the apparent diffusion coefficient (ADC) measurements based on three different region of interest (ROI) selection methods, and compare their diagnostic performance in differentiating benign...
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Tumor-like Presentation of Tubercular Brain Abscess: Case Report

Karki DB, Gurung G, Sharma MR, Shrestha R, Sayami G, Sedain G, Shrestha A, Ghimire RK

A 17-year-old girl presented with complaints of headache and decreasing vision of one month's duration, without any history of fever, weight loss, or any evidence of an immuno-compromised state. Her...
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MR Spectroscopy and Diffusion Weighted Imaging Findings of Primary Non-Hodgkin Lymphoma of the Breast: Two Case Reports

Nam SY, Yoo EY, Choi HY

Primary non-Hodgkin lymphoma (NHL) of the breast is a very rare disease, and the mammographic and ultrasonographic findings of breast lymphoma are variable. There are several reports of magnetic resonance...
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Is Diffusion-Weighted MRI Useful for Differentiation of Small Non-Necrotic Cervical Lymph Nodes in Patients with Head and Neck Malignancies?

Lim HK, Lee JH, Baek HJ, Kim N, Lee H, Park JW, Kim SY, Cho KJ, Baek JH

OBJECTIVE: To evaluate the usefulness of measuring the apparent diffusion coefficient (ADC) in diffusion-weighted magnetic resonance imaging to distinguish benign from small, non-necrotic metastatic cervical lymph nodes in patients with...
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Serial MR Analysis of Early Permanent and Transient Ischemia in Rats: Diffusion Tensor Imaging and High b Value Diffusion Weighted Imaging

Kim JH, Na DG, Chang KH, Song IC, Choi SH, Son KR, Kim KW, Sohn CH

OBJECTIVE: To evaluate the temporal evolution and diagnostic values of the diffusion tensor imaging (DTI) and the high b value diffusion weighted imaging (DWI) in the early permanent and transient...
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Biexponential Apparent Diffusion Coefficients Values in the Prostate: Comparison among Normal Tissue, Prostate Cancer, Benign Prostatic Hyperplasia and Prostatitis

Liu X, Peng W, Zhou L, Wang H

OBJECTIVE: To investigate the biexponential apparent diffusion parameters of diverse prostate tissues and compare them with monoexponential apparent diffusion coefficient (ADC) value in the efficacy to discriminate prostate cancer from...
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Transient Splenial Lesions in the Splenium of Corpus Callosum in Seven Patients: MR Findings and Clinical Correlations

Park JY, Lee IH, Song CJ, Hwang HY

PURPOSE: The purpose of this study is to correlate the imaging findings and the clinical findings in patients with transient splenial lesions (TSL). MATERIALS AND METHODS: Total of 7 patients (M:...
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Does the ADC Map have Additional Clinical Significance Compared to the DWI in the Brain Infarction?

Choi S, Ha DH, Kang MJ, Lee JH, Yoon SK

PURPOSE: To re-evaluate additional clinical significance of the apparent diffusion coefficient (ADC) map in the inference of infarction stage, authors studied the evolution patterns of the DWI and the ADC...
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RE: Diffusion-Weighted Imaging of Prostate Cancer: How Can We Use It Accurately?

Akgun V, Karaman B, Battal B, Sari S

No abstract available.
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Intracranial Extramedullary Hematopoiesis in Beta-Thalassemia

Karki B, Yi-Kai X, Tamrakar K, Yuan-Kui W

Extramedullary hematopoiesis (EMH) represents tumor-like proliferation of hemopoietic tissue which complicates chronic hemoglobinopathy. Intracranial EMH is an extremely rare occurrence. Magnetic resonance imaging (MRI) offers a precise diagnosis. It is...
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Diffusion-Weighted Imaging of a Prostate Cancer Xenograft Model Seen on a 7 Tesla Animal MR Scanner: Comparison of ADC Values and Pathologic Findings

Jung DC, Lee HJ, Seo JW, Park SY, Lee SJ, Lee JH, Kim IH

OBJECTIVE: To assess the relationship between apparent diffusion coefficient (ADC) values on diffusion-weighted magnetic resonance (MR) imaging and pathologic measures of a tumor using a prostate cancer xenograft model. MATERIALS AND...
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Differentitation between Primary Central Nervous System Lymphoma and Glioblastoma: Added Value of Quantitative Analysis of CT Attenuation and Apparent Diffusion Coefficient

Lee SC, Moon WJ, Choi JW, Roh HG, Bak SH, Yi JG, Yim YJ, Chung EC

PURPOSE: Purpose of this study was to determine if quantitative measures of CT attenuation and ADC values in combination with conventional imaging features can differentiate primary central nervous system lymphoma...
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Consideration of Prognostic Factors in Hypoglycemic Encephalopathy

Seo IK, Choi WI, Jin SC, Chang HW

BACKGROUND: Recently, there are many reports about the association of Diffusion Weighted Imaging (DWI) and the prognosis of hypoglycemic encephalopathy (HE), but those relationships have not yet been completely determined....
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