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Journal Radiology

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Case 290.

Hualin Yan, Chenyun Zhou, Feng Yan, Xiaorong Wen, Yan Luo,

History A 26-year-old man presented with a 1-month history of chest pain, a palpable and painful right inguinal mass, and edema in the right lower extremity. One month earlier, he started to experience left chest pain with no cough. Pulmonary CT angiography (CTA) revealed a left lower lobe segmental pulmonary ... Read more >>

Radiology (Radiology)
[2021, 298(2):468-470]

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Case 286: Sarcoidlike Granulomatosis and Lymphadenopathy-Thoracic Manifestations of Nivolumab Drug Toxicity.

Jason Chiang, Frank Hebroni, Arash Bedayat, Lila Pourzand,

History A 70-year-old man had a posterior left thigh lesion confirmed to be biopsy-proven melanoma. The patient underwent wide excision and sentinel node biopsy, which showed absence of residual melanoma. Two years later, the patient noticed a subcentimeter subcutaneous lump in his thigh. Repeat excisional biopsy showed involvement of the ... Read more >>

Radiology (Radiology)
[2021, 298(2):471-475]

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Quantifying Radiology Resident Fatigue: Analysis of Preliminary Reports.

Jan Vosshenrich, Philipp Brantner, Joshy Cyriac, Daniel T Boll, Elmar M Merkle, Tobias Heye,

Background Workloads in radiology departments have constantly increased over the past decades. The resulting radiologist fatigue is considered a rising problem that affects diagnostic accuracy. Purpose To investigate whether data mining of quantitative parameters from the report proofreading process can reveal daytime and shift-dependent trends in report similarity as a ... Read more >>

Radiology (Radiology)
[2021, :203486]

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Six-Month Follow-up Chest CT findings after Severe COVID-19 Pneumonia.

Xiaoyu Han, Yanqing Fan, Osamah Alwalid, Na Li, Xi Jia, Mei Yuan, Yumin Li, Yukun Cao, Jin Gu, Hanping Wu, Heshui Shi,

Background Little is known about the long-term lung radiographic changes in convalescent COVID-19 patients, especially the severe cases. Purpose To prospectively assess pulmonary sequelae and explore the risk factors for lung fibrotic-like changes on six-month follow-up chest CT of survivors of severe COVID-19 pneumonia. Materials and Methods 114 patients (80[70%] ... Read more >>

Radiology (Radiology)
[2021, :203153]

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Normal Fetal Umbilical, Portal, and Hepatic Venous System: Four-dimensional STIC Rendering.

Balaganesh Karmegaraj,

Online supplemental material is available for this article. ... Read more >>

Radiology (Radiology)
[2021, :203300]

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A CT-based Radiomics Signature Is Associated with Response to Immune Checkpoint Inhibitors in Advanced Solid Tumors.

Marta Ligero, Alonso Garcia-Ruiz, Cristina Viaplana, Guillermo Villacampa, Maria V Raciti, Jaid Landa, Ignacio Matos, Juan Martin-Liberal, Maria Ochoa-de-Olza, Cinta Hierro, Joaquin Mateo, Macarena Gonzalez, Rafael Morales-Barrera, Cristina Suarez, Jordi Rodon, Elena Elez, Irene Braña, Eva Muñoz-Couselo, Ana Oaknin, Roberta Fasani, Paolo Nuciforo, Debora Gil, Carlota Rubio-Perez, Joan Seoane, Enriqueta Felip, Manuel Escobar, Josep Tabernero, Joan Carles, Rodrigo Dienstmann, Elena Garralda, Raquel Perez-Lopez,

Background Reliable predictive imaging markers of response to immune checkpoint inhibitors are needed. Purpose To develop and validate a pretreatment CT-based radiomics signature to predict response to immune checkpoint inhibitors in advanced solid tumors. Materials and Methods In this retrospective study, a radiomics signature was developed in patients with advanced ... Read more >>

Radiology (Radiology)
[2021, :200928]

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Comparison of Country of Origin, Research Collaborations, and Funding for Original Scientific Publications in the Journal Radiology from 2009 and 2019.

Samual K Zenger, Matthew F Covington,

Radiology (Radiology)
[2021, :203836]

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Right Ventricular Extracellular Volume with Dual-Layer Spectral Detector CT: Value in Chronic Thromboembolic Pulmonary Hypertension.

Yuzo Yamasaki, Kohtaro Abe, Takeshi Kamitani, Koji Sagiyama, Tomoyuki Hida, Kazuya Hosokawa, Yuko Matsuura, Kazuhito Hioki, Michinobu Nagao, Hidetake Yabuuchi, Kousei Ishigami,

Background Right ventricular (RV) extracellular volumes (ECVs), as a surrogate for histologic fibrosis, have not been sufficiently investigated. Purpose To evaluate and compare RV and left ventricular (LV) ECVs obtained with dual-layer spectral detector CT (DLCT) in chronic thromboembolic pulmonary hypertension (CTEPH) and investigate the clinical importance of RV ECV. ... Read more >>

Radiology (Radiology)
[2021, :203719]

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Management of Refractory Ascites Due to Portal Hypertension: Current Status.

David C Madoff, Joshua Cornman-Homonoff, Brett E Fortune, Ron C Gaba, Andrew J Lipnik, Hooman Yarmohammadi, Charles E Ray,

Refractory ascites is a costly and debilitating condition that occurs most frequently in the setting of substantial cirrhotic portal hypertension, where it portends a poor prognosis. Many treatment options are available, among them medical management, serial large volume paracenteses, transjugular intrahepatic portosystemic shunts, and implanted drainage devices. Although the availability ... Read more >>

Radiology (Radiology)
[2021, :201960]

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Molecular Imaging Approaches in Dementia.

Victor L Villemagne, Frederik Barkhof, Valentina Garibotto, Susan M Landau, Agneta Nordberg, Bart N M van Berckel,

The increasing prevalence of dementia worldwide places a high demand on healthcare providers to perform a diagnostic work-up in relatively early stages of the disease, given that the pathologic process usually begins decades before symptoms are evident. Structural imaging is recommended to rule out other disorders and can only provide ... Read more >>

Radiology (Radiology)
[2021, :200028]

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High-Spatial-Resolution 3D Whole-Heart MRI T2 Mapping for Assessment of Myocarditis.

Aurélien Bustin, Alina Hua, Giorgia Milotta, Olivier Jaubert, Reza Hajhosseiny, Tevfik F Ismail, René M Botnar, Claudia Prieto,

Background Clinical guidelines recommend the use of established T2 mapping sequences to detect and quantify myocarditis and edema, but T2 mapping is performed in two dimensions with limited coverage and repetitive breath holds. Purpose To assess the reproducibility of an accelerated free-breathing three-dimensional (3D) whole-heart T2 MRI mapping sequence in ... Read more >>

Radiology (Radiology)
[2021, :201630]

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Steps and Leaps on the Path toward Simpler and Faster Cardiac MRI Scanning.

Matthias G Friedrich,

Radiology (Radiology)
[2021, :204084]

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Reflection on the Evaluation of Radiologists' Performance during Off-Hours Shifts.

Carl Flink, Summer L Kaplan,

Radiology (Radiology)
[2021, :203771]

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Virtual Unenhanced Dual-Energy CT Images Obtained with a Multimaterial Decomposition Algorithm: Diagnostic Value for Renal Mass and Urinary Stone Evaluation.

Jennifer M Xiao, Daniel S Hippe, Mladen Zecevic, David A Zamora, Larry M Cai, Giuseppe V Toia, Adam G Chandler, Manjiri K Dighe, Ryan B O'Malley, William P Shuman, Carolyn L Wang, Achille Mileto,

Background Virtual unenhanced (VUE) images obtained by using a dual-energy CT (DECT) multimaterial decomposition algorithm hold promise for diagnostic use in the abdomen in lieu of true unenhanced (TUE) images. Purpose To assess VUE images obtained from a DECT multimaterial decomposition algorithm in patients undergoing renal mass and urinary stone ... Read more >>

Radiology (Radiology)
[2021, :192448]

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Quantitative MRI Proton Density Fat Fraction: A Coming of Age.

Jonathan P Dyke,

Radiology (Radiology)
[2021, :204356]

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If at First You Don't Succeed, TACE and TACE Again.

Christos Georgiades,

Radiology (Radiology)
[2021, :204248]

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Lack of Response to Transarterial Chemoembolization for Intermediate-Stage Hepatocellular Carcinoma: Abandon or Repeat?

Shuling Chen, Zhenwei Peng, Yaojun Zhang, Minshan Chen, Jiaping Li, Rongping Guo, Jiali Li, Bin Li, Jie Mei, Shiting Feng, Ming Kuang,

Background Transarterial chemoembolization (TACE) is the standard treatment for intermediate-stage hepatocellular carcinoma (HCC). It is unknown whether conventional TACE (cTACE) should be continued or abandoned after initial nonresponse for intermediate-stage HCC. The optimal number of sessions before abandoning cTACE remains debated. Purpose To define the number of sessions that patients ... Read more >>

Radiology (Radiology)
[2021, :202289]

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The Value of Virtual Unenhanced Dual-Energy CT for Renal Mass and Hematuria Evaluation.

Jacob Sosna,

Radiology (Radiology)
[2021, :203947]

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Linearity and Bias of Proton Density Fat Fraction as a Quantitative Imaging Biomarker: A Multicenter, Multiplatform, Multivendor Phantom Study.

Houchun H Hu, Takeshi Yokoo, Mustafa R Bashir, Claude B Sirlin, Diego Hernando, Dariya Malyarenko, Thomas L Chenevert, Mark A Smith, Suraj D Serai, Michael S Middleton, Walter C Henderson, Gavin Hamilton, Jean Shaffer, Yunhong Shu, Jean A Tkach, Andrew T Trout, Nancy Obuchowski, Jean H Brittain, Edward F Jackson, Scott B Reeder, ,

Background Proton density fat fraction (PDFF) estimated by using chemical shift-encoded (CSE) MRI is an accepted imaging biomarker of hepatic steatosis. This work aims to promote standardized use of CSE MRI to estimate PDFF. Purpose To assess the accuracy of CSE MRI methods for estimating PDFF by determining the linearity ... Read more >>

Radiology (Radiology)
[2021, :202912]

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Closing the Chapter on Supplemental Breast Cancer Screening with US.

Habib Rahbar,

Radiology (Radiology)
[2021, :204334]

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Use of Triaging Algorithms to Decrease CT Use Following Blunt Head and Neck Trauma.

Felipe Munera, Adam Martin,

Radiology (Radiology)
[2021, :204103]

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Editor's Recognition Awards.

David A Bluemke,

Radiology (Radiology)
[2021, :204408]

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Addition of Screening Breast US to Digital Mammography and Digital Breast Tomosynthesis for Breast Cancer Screening in Women at Average Risk.

Ann Yi, Myoung-Jin Jang, Dahae Yim, Bo Ra Kwon, Sung Ui Shin, Jung Min Chang,

Background Digital breast tomosynthesis (DBT) with or without digital mammography (DM) is the primary method of breast cancer screening. However, the sufficiency of DBT screening for women at average risk and the need for supplemental whole-breast US needs further investigation. Purpose To evaluate the added value of supplemental US screening ... Read more >>

Radiology (Radiology)
[2021, :203134]

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Pulmonary Alveolar Microlithiasis.

Furkan Ufuk,

<i>Online supplemental material is available for this article.</i> ... Read more >>

Radiology (Radiology)
[2021, :203272]

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High-Performance Automated Anterior Circulation CT Angiographic Clot Detection in Acute Stroke: A Multireader Comparison.

Seena Dehkharghani, Maarten Lansberg, Chitra Venkatsubramanian, Carlo Cereda, Fabricio Lima, Henrique Coelho, Felipe Rocha, Abid Qureshi, Hafez Haerian, Francisco Mont'Alverne, Karen Copeland, Jeremy Heit,

Background Identification of large vessel occlusion (LVO) is critical to the management of acute ischemic stroke and prerequisite to endovascular therapy in recent trials. Increasing volumes and data complexity compel the development of fast, reliable, and automated tools for LVO detection to facilitate acute imaging triage. Purpose To investigate the ... Read more >>

Radiology (Radiology)
[2021, :202734]

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