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Volume 65 Issue 1, January 2024

Volume 65 Issue 1, January 2024

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Chest Imaging

Image quality assessment in low-dose COVID-19 chest CT examinations
  • Joelle A Feghali
  • Roberta A Russo
  • Adel Mamou
  • Axel Lorentz
  • Alfredo Cantarinha
  • Marie-France Bellin
  • Olivier Meyrignac
Abstract
Background
Low-dose thoracic protocols were developed massively during the COVID-19 outbreak.
Purpose
To study the impact on image quality (IQ) and the diagnosis reliability of COVID-19 low-dose chest computed tomography (CT) protocols.
Material and Methods
...
Free accessResearch articleFirst published February 6, 2023pp. 3–13
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Diffusion-weighted MRI (DWI) for assessment of response to high-dose-rate CT-guided brachytherapy (HDR-BT) of hepatocellular carcinoma
  • Homeira Karim
  • Maximilian Thormann
  • Jazan Omari
  • Alexey Surov
  • Regina Schinner
  • Ricarda Seidensticker
  • Maria Ingenerf
  • Jens Ricke
  • Christine Schmid-Tannwald
Abstract
Background
High-dose-rate computed tomography (CT)-guided brachytherapy (HDR-BT) has shown promising results in patients with hepatocellular carcinoma (HCC). While growing evidence shows clear limitations of mRECIST, diffusion-weighted imaging (DWI) has ...
Free accessResearch articleFirst published February 26, 2023pp. 14–22
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Contrast Agents

Evaluation of qualitative and quantitative imaging features of hepatic hemangiomas with and without pseudo-washout sign on gadoxetic acid-enhanced MRI: a descriptive and comparative study
  • Serdar Aslan
  • Ramazan Orkun Onder
  • Emrah Sulun
  • Merve Nur Taşdemir
Abstract
Background
Hepatic hemangiomas are the most common benign liver tumors. It is important to know the imaging features of hemangiomas on gadoxetic acid (GA)-enhanced magnetic resonance imaging (MRI).
Purpose
To evaluate the qualitative and quantitative imaging ...
Free accessResearch articleFirst published June 1, 2023pp. 23–32
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Miscellaneus

MRI characteristics predict BRAF V600E status in gangliogliomas and pleomorphic xanthoastrocytomas and provide survival prognostication
  • Bingqing Jiang
  • Yingyan Zheng
  • Dejun She
  • Zhen Xing
  • Dairong Cao
Abstract
Background
BRAF V600E mutation is a common genomic alteration in gangliogliomas (GGs) and pleomorphic xanthoastrocytomas (PXAs) with prognostic and therapeutic implications.
Purpose
To investigate the ability of magnetic resonance imaging (MRI) features to ...
Free accessResearch articleFirst published July 3, 2023pp. 33–40
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Musculoskeletal Imaging

Clinical feasibility of MRI-based synthetic CT imaging in the diagnosis of lumbar disc herniation: a comparative study
  • Gan Cao
  • Yafen Li
  • Shibin Wu
  • Wen Li
  • Jia Long
  • Yaoqin Xie
  • Jun Xia
Abstract
Background
Computed tomography (CT) and magnetic resonance imaging (MRI) are indicated for use in preoperative planning and may complicate diagnosis and place a burden on patients with lumbar disc herniation.
Purpose
To investigate the diagnostic potential ...
Open AccessResearch articleFirst published April 18, 2023pp. 41–48
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Visual assessment and quantitative analysis of bone marrow edema in young and middle-aged versus elderly patients with vertebral compression fracture by spectral CT
  • Junpeng Yao
  • Wanli Jiang
  • Hong Zhang
  • Zijian Fan
  • Wei Zhang
  • Shunda Zhuang
  • Jianguo Wang
Abstract
Background
For the diagnosis of bone marrow edema (BME), spectral computed tomography (CT) has emerged as a promising technique.
Purpose
To study the different performances of spectral CT in the diagnosis of vertebral BME in young and middle-aged versus ...
Free accessResearch articleFirst published December 27, 2022pp. 49–55
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Intervertebral vacuum phenomenon – prevalence and severity CT-scan analysis in patients older than 50 years: a retrospective cohort study
  • Gaston Camino-Willhuber
  • Santiago Vildoza
  • Ezequiel Martinez
  • Lucia Canestrari
  • Fernando Holc
  • Michael Oh
  • Nitin Bhatia
  • Yu-Po Lee
  • Homero Bianchi
  • Mariana Bendersky
Abstract
Background
Chronic low back pain secondary to degenerative changes in the spine is a common cause of disability, and disc degeneration is one of the most frequent imaging findings. Intervertebral vacuum phenomenon (IVP) is usually observed in advanced ...
Free accessResearch articleFirst published December 26, 2022pp. 56–61
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Relationship between patellofemoral joint morphology and chondromalacia patella
  • Cansu Öztürk
  • Özlem Güngör
Abstract
Background
For the normal functioning of the patellofemoral joint (PF), the relationship between the patella and the trochlear groove must be compatible.
Purpose
To investigate the relationship between patellofemoral joint morphology (PFM) and patellar ...
Free accessResearch articleFirst published May 1, 2023pp. 62–67
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MRI-based radiomics model for preoperative prediction of extramural venous invasion of rectal adenocarcinoma
  • Xue Lin
  • Hao Jiang
  • Sheng Zhao
  • Hongbo Hu
  • Huijie Jiang
  • Jinping Li
  • Fucang Jia
Abstract
Background
Extramural venous invasion (EMVI) is an important prognostic factor of rectal adenocarcinoma. However, accurate preoperative assessment of EMVI remains difficult.
Purpose
To assess EMVI preoperatively through radiomics technology, and use ...
Free accessResearch articleFirst published April 25, 2023pp. 68–75
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Influence of avascular necrosis of the femoral head on hip prosthesis integration: a radiological analysis
  • Michael Woerner
  • Anna Koehn
  • Patrick Morris
  • Markus Weber
  • Tobias Renkawitz
  • Joachim Grifka
  • Benjamin Craiovan
Abstract
Background
Avascular osteonecrosis of the femoral head (AVN) often results in total hip arthroplasty (THA). The cause for increased THA revision rates among patients with AVN is not yet fully understood.
Purpose
To perform a comparative radiological analysis ...
Free accessResearch articleFirst published June 27, 2023pp. 76–83
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Reduced radiation dose and volume of contrast medium in heart rate-based, one-stop computed tomography angiography of coronary, carotid and cerebrovascular arteries
  • Hairong Yu
  • Hao Song
  • Xiaonan Sun
  • Tiangang Song
  • Anming Xie
  • Jianghua Xu
  • Ruiying Qin
  • Lihua Jing
  • Taiyang Zuo
  • Jie Zhao
  • Xiaomei Luan
  • Zengkun Wang
  • Huijing Chai
  • Yuanzhen Zhao
  • Peiji Song
Abstract
Background
Computed tomography angiography (CTA) is a reliable, non-invasive screening method for diagnosing panvascular disease. By using low contrast agent volume, CTA imaging enables one-stop multi-organ scanning, thereby minimizing the potential risk ...
Free accessResearch articleFirst published September 24, 2023pp. 84–90
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Bone marrow edema at ligament insertion is an accurate MRI sign of deltoid ligament injury
  • Jiahui Tong
  • Hong Li
  • Hongyun Li
  • Yinghui Hua
Abstract
Background
Magnetic resonance imaging (MRI) is effective in diagnosing deltoid ligament (DL) injury but its sensitivity in chronic cases is low. Additional diagnostic signs are required to reduce the risk of a false negative diagnosis.
Purpose
To evaluate ...
Free accessResearch articleFirst published September 18, 2023pp. 91–98
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Neuro Imaging

The possibility of visualizing TGF-β1 expression in ApoE−/− mice atherosclerosis using MR targeted imaging
  • Min Xia
  • Fen Wu
  • Yawen Yang
  • Wenye Lu
  • Mengxing Song
  • Zhanlong Ma
Abstract
Background
Endothelial TGF-β1 signaling is a primary driver of atherosclerosis-associated vascular inflammation. Targeted imaging and inhibition of the expression of TGF-β1 may reduce the atherosclerotic vessel wall inflammation and stop the progression of ...
Free accessResearch articleFirst published February 9, 2023pp. 99–105
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Multiple sclerosis versus cerebral small vessel disease in MRI: a practical approach using qualitative and quantitative signal intensity differences in white matter lesions
  • Sabahattin Yuzkan
  • Serdar Balsak
  • Ufuk Cinkir
  • Burak Kocak
Abstract
Background
Multiple sclerosis (MS) and cerebral small vessel disease (CSVD) are relatively common radiological entities that occasionally necessitate differential diagnosis.
Purpose
To investigate the differences in magnetic resonance imaging (MRI) signal ...
Free accessResearch articleFirst published March 2, 2023pp. 106–114
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In vivo study of the utility of selective intra-arterial injection of thiopental for neuroprotection in reversible cerebral ischemia
  • Murat Gökten
  • Osman Öcal
  • Can Sezer
  • Selim Zırh
  • Sevda Muftuoglu
  • Elif Öcal
  • Burcak Bilginer
  • Anıl Arat
Abstract
Background
Neuroprotective agents are needed to reduce cerebral damage during surgical or neurointerventional procedures including stroke patients.
Purpose
To evaluate if thiopental can be used as a neuroprotective agent when injected intra-arterially in a ...
Free accessResearch articleFirst published October 23, 2023pp. 115–122
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Performance of machine learning-based coronary computed tomography angiography for selecting revascularization candidates
  • Zengfa Huang
  • Yi Ding
  • Yang Yang
  • Shengchao Zhao
  • Shutong Zhang
  • Jianwei Xiao
  • Chengyu Ding
  • Ning Guo
  • Zuoqin Li
  • Shiguang Zhou
  • Guijuan Cao
  • Xiang Wang
Abstract
Background
Limited studies have investigated the accuracy of therapeutic decision-making using machine learning-based coronary computed tomography angiography (ML-CCTA) compared with CCTA.
Purpose
To investigate the performance of ML-CCTA for therapeutic ...
Free accessResearch articleFirst published February 27, 2023pp. 123–132
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Urogenital Radiology

Diagnostic accuracy of MRI for assessing lymphovascular space invasion in endometrial carcinoma: a meta-analysis
  • Xuxu Meng
  • Dawei Yang
  • Yuhui Deng
  • Hui Xu
  • He Jin
  • Zhenghan Yang
Abstract
Background
The lymphovascular space invasion (LVSI) status of endometrial cancer (EC) has guiding significance in lymph node dissection. However, LVSI can only be obtained after surgery. Researchers have tried to extract the information of LVSI using ...
Free accessResearch articleFirst published April 26, 2023pp. 133–144
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Vascular Imaging

Patient characteristics and disease spectrum in a German vascular anomalies center
  • Felix Strübing
  • Annette Laurich
  • Christel Weiss
  • Ulrich Kneser
  • Stefan Schoenberg
  • Maliha Sadick
Abstract
Background
Vascular malformations are rare diseases that should be treated in dedicated vascular anomaly centers (VAC). There is only a small amount of data on the diagnostic and therapeutic handling of these patients, before they are referred to a VAC.
...
Free accessResearch articleFirst published September 24, 2023pp. 145–151
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Call for a new Editor-in-Chief: Acta Radiologica/Acta Radiologica Open
Free accessResearch articleFirst published January 8, 2024pp. 152–153
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