01 agosto 2015

AMERICAN JOURNAL OF ROENTGENOLOGY. Uveal Melanoma Metastatic to the Liver: Chemoembolization With 1,3-Bis-(2-Chloroethyl)-1-Nitrosourea

Carin F. Gonsalves, David J. Eschelman, Bartley Thornburg, Andrea Frangos and Takami Sato

OBJECTIVE: The purpose of this study is to evaluate whether chemoembolization with 1,3-bis-(2-chloroethyl)-1-nitrosourea (BCNU) is a safe and effective treatment for bulky uveal melanoma liver metastasis.

01 agosto 2015

AMERICAN JOURNAL OF ROENTGENOLOGY. Use of Imaging in the Management of Metastatic Spine Disease With Percutaneous Ablation and Vertebral Augmentation

Adam N. Wallace, Taylor J. Greenwood and Jack W. Jennings

OBJECTIVE: The purpose of this article is to describe the role of imaging in the management of metastatic spine disease with percutaneous ablation and vertebral augmentation. Topics include the imaging diagnosis of spinal metastases, imaging factors related to patient selection and procedural planning, intraprocedural imaging guidance, and posttreatment imaging assessment.

01 septiembre 2015

AMERICAN JOURNAL OF ROENTGENOLOGY. Balloon-Occluded Retrograde Transvenous Obliteration for the Treatment of Gastric Varices: Polidocanol Foam Versus Liquid Ethanolamine Oleate

Chihiro Itou, Jun Koizumi, Takeshi Hashimoto, Kazunori Myojin, Tatehiro Kagawa, Tetsuya Mine and Yutaka Imai

OBJECTIVE: The purpose of this study was to evaluate the clinical results of the management of gastric varices by balloon-occluded retrograde transvenous obliteration with polidocanol foam versus ethanolamine oleate.

01 septiembre 2015

AMERICAN JOURNAL OF ROENTGENOLOGY. Internal Spermatic Vein Insufficiency in Varicoceles: A Different Entity in Adults and Adolescents?

Peter Vanlangenhove, Elisabeth Dhondt, Georges Van Maele, Sofie Van Waesberghe, Ellen Delanghe and Luc Defreyne

OBJECTIVE: The purpose of this study was to determine whether phlebographic features can be used to discriminate adult from adolescent varicocele.

01 septiembre 2015

AMERICAN JOURNAL OF ROENTGENOLOGY. Vascular Imaging With Ferumoxytol as a Contrast Agent

Michael D. Hope, Thomas A. Hope, Chengcheng Zhu, Farshid Faraji, Henrik Haraldsson, Karen G. Ordovas and David Saloner

OBJECTIVE: Ferumoxytol is increasingly reported as an alternative to gadolinium-based contrast agents for MR angiography (MRA), particularly for patients with renal failure. This article summarizes more than 3 years of clinical experience with ferumoxytol-enhanced MRA for a range of indications and anatomic regions.

01 septiembre 2015

RADIOLOGY. Efficacy and Safety of Radiofrequency Ablation for Treatment of Locally Recurrent Thyroid Cancers Smaller than 2 cm

Ji-hoon Kim, MD, PhD Won Sang Yoo, MD Young Joo Park, MD, PhD Do Joon Park, MD, PhD Tae Jin Yun, MD Seung Hong Choi, MD, PhD Chul-Ho Sohn, MD, PhD Kyu Eun Lee, MD, PhD Myung-Whun Sung, MD, PhD Yeo-Kyu Youn, MD, PhD Kwang Hyun Kim, MD, PhD Bo Youn Cho, MD, PhD

Purpose: To evaluate the efficacy and safety of radiofrequency ablation (RFA) for localized small recurrent thyroid cancers less than 2 cm by comparing them with those at repeat surgery.

01 septiembre 2015

RADIOLOGY. Thyroid Biopsy Specialists: A Quality Initiative to Reduce Wait Times and Improve Adequacy Rates

Sangeet Ghai, MD Stefanie Y. Lee, MD Patrice M. Bret, MD Ravi J. Menezes, PhD Scott L. Boerner, MD Yongheng Jia, MBBS nKulsoom A. Maan, MBBS Rudolf Boci Wasim Javed, MBBS Mostafa Atri, MD

Purpose: To develop and implement a program where selected sonographers would be trained to perform thyroid biopsies independently under the supervision of a radiologist, with the goal of improving efficiency and quality.

01 septiembre 2015

RADIOLOGY. Aortic Dissection: Accurate Subintimal Flap Fenestration by Using a Reentry Catheter with Fluoroscopic Guidance—Initial Single-Institution Experience

Franziska Wolfschmidt, MD Nicole Hassold, MD Jan Peter Goltz, MD Rainer Leyh, MD Thorsten Alexander Bley, MD Ralph Kickuth, MD

Purpose: To evaluate the feasibility, effectiveness, and safety of using a commercially available reentry catheter with fluoroscopic guidance to gain controlled target lumen reentry for fenestration in patients with aortic dissection.

01 agosto 2015

RADIOLOGY. Single Hepatocellular Carcinoma: Preoperative MR Imaging to Predict Early Recurrence after Curative Resection

Chansik An, MD Dong Wook Kim, PhD Young-Nyun Park, MD Yong Eun Chung, MD Hyungjin Rhee, MD Myeong-Jin Kim, MD

Purpose: To identify magnetic resonance (MR) imaging features that enable prediction of early recurrence (<2 years) after curative resection of hepatocellular carcinoma (HCC) and to derive a preoperative prediction model.

01 agosto 2015

RADIOLOGY. Oncogenesis: An “Off-Target” Effect of Radiofrequency Ablation

Nir Rozenblum, PhD Evelyne Zeira, BSc Viviana Scaiewicz, MSc Baruch Bulvik, PhD Svetlana Gourevitch, BSc Hagit Yotvat, BSc Eithan Galun, MD, PhD S. Nahum Goldberg, MD

Purpose: To compare hepatocellular carcinoma (HCC) development after radiofrequency (RF) ablation, partial surgical hepatectomy, and a sham operation and to inhibit HCC recurrence after RF ablation in a mouse model of spontaneously forming HCC in the setting of chronic inflammation (ie, the MDR2 knockout model).

01 agosto 2015

RADIOLOGY. Radiofrequency Ablation: Inflammatory Changes in the Periablative Zone Can Induce Global Organ Effects, including Liver Regeneration

Nir Rozenblum, PhD Evelyne Zeira, BSc Baruch Bulvik, PhD Svetlana Gourevitch, BSc Hagit Yotvat, BSc Eithan Galun, MD, PhD S. Nahum Goldberg, MD

Purpose: To determine the kinetics of innate immune and hepatic response to the coagulation necrosis area that remains in situ after radiofrequency (RF) ablation, the cytokine profile of this response, and its local and global effect on the whole organ in a small-animal model.

01 agosto 2015

RADIOLOGY. Radiologically Guided Placement of Mushroom-retained Gastrostomy Catheters: Long-term Outcomes of Use in 300 Patients at a Single Center

Osman Ahmed, MD Danial Jilani, MPH Sujay Sheth, MD Maryellen Giger, PhD Brian Funaki, MD

Purpose: To assess long-term outcomes including risk of complications and nutritional benefits of mushroom-retained (pull-type) gastrostomy catheters placed in patients by interventional radiologists.

01 agosto 2015

RADIOLOGY. Thyroid Nodules: Nondiagnostic Cytologic Results according to Thyroid Imaging Reporting and Data System before and after Application of the Bethesda System

Jung Hyun Yoon, MD, PhD Hye Sun Lee, MS Eun-Kyung Kim, MD, PhD Hee Jung Moon, MD, PhD Jin Young Kwak, MD, PhD

Purpose: To compare the malignancy rates and the effectiveness of the Thyroid Imaging Reporting and Data System (TIRADS) for risk stratification of nodules with nondiagnostic results classified before and after application of the Bethesda System for Reporting Thyroid Cytopathology.

01 julio 2015

RADIOLOGY. Evaluation of the Effect of Cumulative Operator Experience on Hepatocellular Carcinoma Recurrence after Primary Treatment with Radiofrequency Ablation

Teng-Yu Lee, MD, PhD, MBA, Jaw-Town Lin, MD, PhD, Hsiu J. Ho, PhD, Ming-Shiang Wu, MD, PhD, Chun-Ying Wu, MD, PhD, MPH

Purpose: To investigate the association between cumulative operator volume and the risk of hepatocellular carcinoma (HCC) recurrence after potentially curative radiofrequency ablation (RFA).

01 julio 2015

RADIOLOGY. Advanced Cirrhosis Combined with Portal Vein Thrombosis: A Randomized Trial of TIPS versus Endoscopic Band Ligation Plus Propranolol for the Prevention of Recurrent Esophageal Variceal Bleeding

Xuefeng Luo, MD, Zhu Wang, MD, Jiaywei Tsauo, MD, Biao Zhou, MD, Hailong Zhang, MD, Xiao Li, MD

Purpose: To compare transjugular intrahepatic portosystemic shunt (TIPS) placement with or without variceal embolization with endoscopic band ligation (EBL) plus propranolol in preventing recurrent esophageal variceal bleeding in patients with advanced cirrhosis and portal vein thrombosis.