Abdominal Radiology OnlineFirst articles

30.05.2024 | Hepatobiliary

Dual-energy CT applications on liver imaging: what radiologists and radiographers should know? A systematic review

Dual-energy computed tomography (DECT) is an imaging technique that uses data acquired with two different energy levels to collect additional information about tissues and materials, analyzing variations in their attenuation spectra [ 1 ]. This is …

verfasst von:: Luigi Asmundo, Francesco Rizzetto, Shravya Srinivas Rao, Cristiano Sgrazzutti, Ilaria Vicentin, Avinash Kambadakone, Onofrio Antonio Catalano, Angelo Vanzulli

28.05.2024 | Pancreas

Comparison of the different versions of NCCN guidelines for predicting margin-negative resection of pancreatic cancer in patients undergoing upfront surgery

Pancreatic ductal adenocarcinoma (PDAC) has a poor prognosis with a 5-year survival rate of only 9% [ 1 ]. Currently, margin-negative (R0) resection followed by adjuvant chemotherapy represents a curative treatment approach. However, most patients …

verfasst von:: Eun Joo Park, Jong Keon Jang, Jae Ho Byun, Jin Hee Kim, Seung Soo Lee, Hyoung Jung Kim, Changhoon Yoo, Kyu-pyo Kim, Seung-Mo Hong, Dong-Wan Seo, Dae Wook Hwang, Song Cheol Kim

28.05.2024 | Original Paper

Shear-wave elastography predicts T-restaging and pathologic complete response of rectal cancer post neoadjuvant chemoradiotherapy

Neoadjuvant chemoradiotherapy (nCRT) has become an established treatment option for locally advanced rectal cancer (LARC). In clinical practice, restaging evaluation should be performed after nCRT in patients with LARC [ 1 ]. Studies have shown …

verfasst von:: Qingfu Qian, Minling Zhuo, Xing Chen, Banwei Zeng, Yi Tang, Ensheng Xue, Xiaodong Lin, Zhikui Chen

28.05.2024 | Review

A multimodality review of gynecologic devices in the pelvis

There are a wide variety of gynecologic devices encountered on pelvic imaging which may not be the focus or primary reason for imaging. Such devices include pessaries, menstrual products, radiation therapy devices, tubal occlusion devices, and …

verfasst von:: Kaitlin M. Zaki-Metias, Barakat Ogunde, Hailey Carruthers, Lisa Deptula, Leslie S. Allen, Bashir H. Hakim

28.05.2024 | Special Section: Editor’s Invite

Transplantation for type 1 diabetes: radiologist's primer on islet, pancreas and pancreas-kidney transplantation imaging

Whole-organ pancreas, pancreatic-kidney and islet transplantation are surgical therapeutic options for the treatment of type 1 diabetes. They can enable effective glycemic control, improve quality of life and delay/reduce the secondary …

verfasst von:: Priya Pathak, Rajesh Thampy, Robben Schat, Melena Bellin, Greg Beilman, Nastaran Hosseini, Benjamin Spilseth

28.05.2024 | Special Section: Editor’s Invite

Advanced MRI techniques in abdominal imaging

Magnetic resonance imaging (MRI) is a crucial modality for abdominal imaging evaluation of focal lesions and tissue properties. However, several obstacles, such as prolonged scan times, limitations in patients’ breath-hold capacity, and contrast …

verfasst von:: Yoonhee Lee, Sungjin Yoon, Munyoung Paek, Dongyeob Han, Moon Hyung Choi, So Hyun Park

28.05.2024 | Classics in Abdominal Radiology

Classics in abdominal imaging: the “Lollipop sign” of epithelioid hemangioendothelioma

verfasst von:: Sheng Dai, Youwen Dong

27.05.2024 | Hepatobiliary

Association between paravertebral muscle radiological parameter alterations and non-alcoholic fatty liver disease

Non-alcoholic fatty liver disease (NAFLD) is the most prevalent chronic liver disorder, affecting approximately 25% of the global population [ 1 ]. While often asymptomatic, approximately 3% of affected individuals experience prolonged hepatic …

verfasst von:: Lulu Lin, Mengjiao Chen, Xiaoyan Huang, Jiawen Song, Xinjian Ye, Kun Liu, Lu Han, Zhihan Yan, Minghua Zheng, Xiaozheng Liu

Open Access 26.05.2024 | Hollow Organ GI

Deep learning nomogram for predicting neoadjuvant chemotherapy response in locally advanced gastric cancer patients

Gastric cancer ranks as the fifth most prevalent malignant neoplasm globally and stands as the third most common cause of cancer-related mortality worldwide [ 1 ]. Approximately 50% of all gastric cancer cases occur in China [ 2 ]. Although surgery …

verfasst von:: Jingjing Zhang, Qiang Zhang, Bo Zhao, Gaofeng Shi

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25.05.2024 | Interventional Radiology

Comparing percutaneous transhepatic papillary balloon dilation with endoscopic retrograde cholangiopancreatography in elderly patients for common bile duct stones: a 3-year retrospective study

Cholelithiasis is a common disease of the digestive system, affecting approximately 4–30% of the general population [ 1 – 3 ]. Among these cases, there is a higher prevalence of common bile duct (CBD) stones [ 4 ], which can lead to biliary …

verfasst von:: Zi-Xuan Wang, Fu-Li Liu, Lin Li

23.05.2024 | Review

Hidden in plain sight: commonly missed early signs of pancreatic cancer on CT

Pancreatic ductal adenocarcinoma (PDAC) has poor prognosis mostly due to the advanced stage at which disease is diagnosed. Early detection of disease at a resectable stage is, therefore, critical for improving outcomes of patients. Prior studies …

verfasst von:: Taha M. Ahmed, Linda C. Chu, Ammar A. Javed, Mohammad Yasrab, Alejandra Blanco, Ralph H. Hruban, Elliot K. Fishman, Satomi Kawamoto

23.05.2024 | Technical

Direct abdominal vein thrombus imaging (DATI): a contrast-free black-blood MR technique for the diagnosis of abdominal vein thrombosis

The abdominal veins thrombosis (AVT) is a disease that occurs at abdominal veins including inferior vena cava, hepatic vein, portal vein, splenic vein, renal vein, mesenteric vein, etc. Portal vein thrombosis (PVT) is one of the most common AVT in …

verfasst von:: Liping Liao, Jiayuan Chen, Zeping Liu, Shengyuan Liang, Lei Qin, Xinmei Lin, Shengzhang Pan, Mingxia Tan, Lanbin Huang, Qizeng Ruan, Zehe Huang, Caiyun Shi, Guoxi Xie

23.05.2024 | Hepatobiliary

Quantitative radiomics and qualitative LI-RADS imaging descriptors for non-invasive assessment of β-catenin mutation status in hepatocellular carcinoma

Hepatocellular Carcinoma (HCC) is a major health-care issue causing more than 800,000 deaths each year worldwide, with a rising incidence [ 1 , 2 ]. Typically occurring in the context of chronic liver disease, well-established risk factors for HCC …

verfasst von:: Dooman Arefan, Nicholas M. D’Ardenne, Negaur Iranpour, Roberta Catania, Jacob Yousef, Kalina Chupetlovska, Akshata Moghe, Biatta Sholosh, Senthur Thangasamy, Amir A. Borhani, Aatur D. Singhi, Satdarshan P. Monga, Alessandro Furlan, Shandong Wu

21.05.2024 | Hepatobiliary

Distinct CT imaging features of new liver metastases from primary genitourinary cancers

Genitourinary cancers are a group of cancers arising in the urinary and the reproductive system. These cancers include but are not limited to prostate cancer, kidney cancer, testicular cancer, bladder cancer, and ureter cancer. In 2022 …

verfasst von:: Tae-Hyung Kim, Wyanne Law, Bora Kalaycioglu, Natalie Gangai, Richard Kinh Gian Do

Open Access 21.05.2024 | Kidneys, Ureters, Bladder, Retroperitoneum

Adrenal washout CT in patients with no history of cancer: a waste of time?

Adrenal incidentalomas are found in approximately 5% of patients undergoing CT (computed tomography) imaging and often bear a management problem [ 1 ]. In patients with no cancer history, adrenal incidentalomas are almost always benign [ 2 ].

verfasst von:: Timo van Aswegen, Ben Trinh, Angela Jacques, Glen Lo

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20.05.2024 | Review

Ultrasound of palpable lesions: a pictorial review

Ultrasound (US) is the imaging modality of choice for evaluation of superficial palpable lesions. A large proportion of these lesions have characteristic sonographic appearance and can be confidently diagnosed with US without the need for biopsy …

verfasst von:: Mohamed Awali, William D. Middleton, Lasya Daggumati, Catherine H. Phillips, Melanie P. Caserta, David T. Fetzer, Nirvikar Dahiya, Wui K. Chong, Ashish P. Wasnik, Constantine M. Burgan, Tara Morgan, Malak Itani

20.05.2024 | Review

Role of imaging in evaluating the complications of endoscopic management of pancreatic fluid collections in acute pancreatitis

Acute pancreatitis is associated with local and systemic complications. Pancreatic fluid collection (PFC) is the most common local complication. Infected or symptomatic PFCs need drainage. Endoscopic drainage (ED) is the first-line procedure for …

verfasst von:: Sonam Choudhary, Pankaj Gupta, Jimil Shah, Anupam Singh, Vaneet Jearth, Jayanta Samanta, Harshal Mandavdhare, Vishal Sharma, Saroj K. Sinha, Usha Dutta

20.05.2024 | Perspective from the SAR

Standardizing technical parameters and terms for abdominopelvic photon-counting CT: laying the groundwork for innovation and evidence sharing

Photon-counting detector CT (PCD-CT) is a new technology that has multiple diagnostic benefits including increased spatial resolution, iodine signal, and radiation dose efficiency, as well as multi-energy imaging capability, but which also has …

verfasst von:: Shuai Leng, Giuseppe V. Toia, Safa Hoodeshenas, Juan Carlos Ramirez-Giraldo, Yoad Yagil, Jonathan S. Maltz, Kirsten Boedeker, Ke Li, Francis Baffour, Joel G. Fletcher

18.05.2024 | Classics in Abdominal Radiology

“Salt-and-pepper” sign

verfasst von:: Aleksandra Djuric-Stefanovic, J. Toncev, K. Mijovic

18.05.2024 | Review

Early detection of pancreatic cancer in the era of precision medicine

Pancreatic ductal adenocarcinoma (PDAC) is the third leading cause of cancer-related mortality and it is often diagnosed at advanced stages due to non-specific clinical presentation. Disease detection at localized disease stage followed by …

verfasst von:: Taha M. Ahmed, Satomi Kawamoto, Felipe Lopez-Ramirez, Mohammad Yasrab, Ralph H. Hruban, Elliot K. Fishman, Linda C. Chu

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