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Seminars in Ultrasound Ct and Mri最新文献

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Imaging of the extracranial vascular lesions of the head and neck. 头颈部颅外血管病变的影像学检查。
IF 1.9 4区 医学
Seminars in Ultrasound Ct and Mri Pub Date : 2025-09-26 DOI: 10.1053/j.sult.2025.09.012
Shivani Pahwa, Sherry L Bayliff
{"title":"Imaging of the extracranial vascular lesions of the head and neck.","authors":"Shivani Pahwa, Sherry L Bayliff","doi":"10.1053/j.sult.2025.09.012","DOIUrl":"https://doi.org/10.1053/j.sult.2025.09.012","url":null,"abstract":"<p><p>Vascular lesions of the head and neck are uncommon lesions but can cause significant morbidity in children and adults. The updated classification system described by the International Society for the Study of Vascular anomalies (ISSVA) categorizes these lesions as tumors and vascular malformations, with the vascular malformations further classified according to their flow characteristics. Imaging, along with a thorough clinical evaluation, plays a critical role in characterization of these lesions which is essential for appropriate treatment selection. We review the key imaging findings in the extracranial head and neck vascular lesions and the role of imaging in guiding management.</p>","PeriodicalId":49541,"journal":{"name":"Seminars in Ultrasound Ct and Mri","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2025-09-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145187365","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
IMAGING OF THE EXTERNAL AUDITORY CANAL: A Pictorial Review. 外耳道的影像：一份画报回顾。
IF 1.9 4区 医学
Seminars in Ultrasound Ct and Mri Pub Date : 2025-09-25 DOI: 10.1053/j.sult.2025.09.010
Humberto Morales
{"title":"IMAGING OF THE EXTERNAL AUDITORY CANAL: A Pictorial Review.","authors":"Humberto Morales","doi":"10.1053/j.sult.2025.09.010","DOIUrl":"https://doi.org/10.1053/j.sult.2025.09.010","url":null,"abstract":"<p><p>The external auditory canal (EAC) is composed by a cartilaginous and an osseous portion. Although it is a pathway, mainly communicating with the tympanic cavity, the EAC is bordering many spaces such as the temporomandibular joint, the temporal bone proper, skull base and the intracranial compartment. Although it can be accessed via clinical exam, there are instances where the view is obstructed, or the clinicians might suspect deeper pathologic involvement or need pre-operative evaluation. CT, MRI and Nuclear Medicine have a role in those cases. Pathologies can include infectious, malignant, epithelial or traumatic lesions, and among others, congenital processes can also affect the external auditory canal. The aim of this review is to familiarize the reader with anatomic landmarks, and to correlate them with important pathologic processes and their imaging findings.</p>","PeriodicalId":49541,"journal":{"name":"Seminars in Ultrasound Ct and Mri","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2025-09-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145182496","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Letter from the Editor. 编辑来信。
IF 1.9 4区 医学
Seminars in Ultrasound Ct and Mri Pub Date : 2025-09-22 DOI: 10.1053/j.sult.2025.09.009
Gabriel Gayer
{"title":"Letter from the Editor.","authors":"Gabriel Gayer","doi":"10.1053/j.sult.2025.09.009","DOIUrl":"https://doi.org/10.1053/j.sult.2025.09.009","url":null,"abstract":"","PeriodicalId":49541,"journal":{"name":"Seminars in Ultrasound Ct and Mri","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2025-09-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145139203","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Review of the Parotid Space: Imaging Features and Diagnostic Pearls. 腮腺间隙：影像特征和诊断珍珠。
IF 1.9 4区 医学
Seminars in Ultrasound Ct and Mri Pub Date : 2025-09-15 DOI: 10.1053/j.sult.2025.09.008
Ryan K Rigsby, Olivia A Thoroughman, Courtney M Tomblinson
{"title":"Review of the Parotid Space: Imaging Features and Diagnostic Pearls.","authors":"Ryan K Rigsby, Olivia A Thoroughman, Courtney M Tomblinson","doi":"10.1053/j.sult.2025.09.008","DOIUrl":"https://doi.org/10.1053/j.sult.2025.09.008","url":null,"abstract":"<p><p>The parotid space contains several important anatomic structures and can be involved by a variety of pathologies. Herein, we review the imaging anatomy of the parotid space with an emphasis on its clinical relevance. We also review the imaging findings of infectious, inflammatory, congenital, benign, malignant, and nodal pathologies encountered in the parotid space.</p>","PeriodicalId":49541,"journal":{"name":"Seminars in Ultrasound Ct and Mri","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2025-09-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145082258","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Rare Non-Tumoral Lesions of the Liver: A Pictorial Review. 罕见的肝脏非肿瘤病变：一份画报综述。
IF 1.9 4区 医学
Seminars in Ultrasound Ct and Mri Pub Date : 2025-09-10 DOI: 10.1053/j.sult.2025.09.006
Sthefane Louise Gomes Nunes, Eleonora Salles-Silva, Luiza Carvalho Ambrozino, Paula Lemos de Castro, Mayra Veloso Ayrimoraes Soares, Antonio Luis-Eiras de Araújo, Daniel Lahan-Martins, Eduardo O Pacheco, Ulysses S Torres, Giuseppe D'Ippolito, Daniella Braz Parente
{"title":"Rare Non-Tumoral Lesions of the Liver: A Pictorial Review.","authors":"Sthefane Louise Gomes Nunes, Eleonora Salles-Silva, Luiza Carvalho Ambrozino, Paula Lemos de Castro, Mayra Veloso Ayrimoraes Soares, Antonio Luis-Eiras de Araújo, Daniel Lahan-Martins, Eduardo O Pacheco, Ulysses S Torres, Giuseppe D'Ippolito, Daniella Braz Parente","doi":"10.1053/j.sult.2025.09.006","DOIUrl":"https://doi.org/10.1053/j.sult.2025.09.006","url":null,"abstract":"<p><p>Rare non-tumoral hepatic lesions encompass a heterogeneous group of vascular, post-traumatic, infectious, inflammatory, and reactive conditions. Diagnosis of these lesions is challenging due to variable imaging appearances and nonspecific clinical presentations, and many lesions are detected incidentally. Correlation with clinical and laboratory findings enhances diagnostic accuracy and supports individualized patient care. Recognition of characteristic imaging patterns is essential to raise diagnostic suspicion and guide appropriate management. This review illustrates the multiphasic CT and MRI features of uncommon hepatic entities (including toxocariasis, hydatid disease, hepatic tuberculosis, hereditary hemorrhagic telangiectasia, regenerative nodular hyperplasia, solitary necrotic nodule, intrahepatic splenosis, and peliosis), emphasizing the imaging hallmarks that facilitate their differentiation.</p>","PeriodicalId":49541,"journal":{"name":"Seminars in Ultrasound Ct and Mri","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2025-09-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145056122","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Computed Tomographic Angiography in Postoperative Evaluation of Abdominal Aortic Aneurysms: Pearls, Pitfalls, and Complications. 计算机断层血管造影在腹主动脉瘤术后评估中的应用：珍珠、陷阱和并发症。
IF 1.9 4区 医学
Seminars in Ultrasound Ct and Mri Pub Date : 2025-09-09 DOI: 10.1053/j.sult.2025.09.004
Antonio Eustáquio D Silva Júnior, Pedro Augusto Froldi Vieira, Andrei S Albuquerque, Marina S Fong, Lorena Luryann Cartaxo da Silva, Igor Rother César de Oliveira, Augusto César de Macedo Neto, Aley Talans, Eduardo O Pacheco, Ulysses S Torres, Giuseppe D'Ippolito
{"title":"Computed Tomographic Angiography in Postoperative Evaluation of Abdominal Aortic Aneurysms: Pearls, Pitfalls, and Complications.","authors":"Antonio Eustáquio D Silva Júnior, Pedro Augusto Froldi Vieira, Andrei S Albuquerque, Marina S Fong, Lorena Luryann Cartaxo da Silva, Igor Rother César de Oliveira, Augusto César de Macedo Neto, Aley Talans, Eduardo O Pacheco, Ulysses S Torres, Giuseppe D'Ippolito","doi":"10.1053/j.sult.2025.09.004","DOIUrl":"https://doi.org/10.1053/j.sult.2025.09.004","url":null,"abstract":"<p><p>Abdominal aortic aneurysm (AAA) is a potentially life-threatening dilation of the aorta, with rupture posing the greatest risk. Surgical management includes both open repair and endovascular aneurysm repair (EVAR), with computed tomography angiography (CTA) serving as the gold standard for preoperative planning, postoperative follow-up, and complication detection. This pictorial review illustrates key imaging features and common complications after AAA repair, including endoleak, graft thrombosis, device migration, and aortoenteric fistulas. It also outlines the imaging appearances of different graft systems (Anaconda™, Ovation™, and snorkel stents) used in EVAR, as well as the classic features of open surgical repair. Given the complexity of graft designs and the spectrum of potential complications, radiologists play a central role in identifying adverse outcomes and ensuring timely clinical intervention. Familiarity with post-treatment imaging findings is essential for accurate interpretation, complication recognition, and improved patient outcomes.</p>","PeriodicalId":49541,"journal":{"name":"Seminars in Ultrasound Ct and Mri","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2025-09-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145041961","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Intraductal Papillary Neoplasm of the Bile Duct: Simplifying Findings. 胆管内乳头状肿瘤：简化表现。
IF 1.9 4区 医学
Seminars in Ultrasound Ct and Mri Pub Date : 2025-09-09 DOI: 10.1053/j.sult.2025.09.005
Nathália Gonçalves Dias, Julia de Toledo Mendes, Bruna Andreucci Kozlowski, Daniella Braz Parente, Daniel Lahan Martins, Thiago Franchi Nunes, Matheus Menezes Gomes, Aley Talans, Eduardo Oliveira Pacheco, Ulysses S Torres, Guiseppe D'ippolito
{"title":"Intraductal Papillary Neoplasm of the Bile Duct: Simplifying Findings.","authors":"Nathália Gonçalves Dias, Julia de Toledo Mendes, Bruna Andreucci Kozlowski, Daniella Braz Parente, Daniel Lahan Martins, Thiago Franchi Nunes, Matheus Menezes Gomes, Aley Talans, Eduardo Oliveira Pacheco, Ulysses S Torres, Guiseppe D'ippolito","doi":"10.1053/j.sult.2025.09.005","DOIUrl":"https://doi.org/10.1053/j.sult.2025.09.005","url":null,"abstract":"<p><p>Intraductal papillary neoplasm of the bile duct (IPNB) is a rare tumor, considered a pre-invasive lesion derived from the biliary epithelium. Although it shares similarities with intraductal papillary mucinous neoplasm (IPMN) of the pancreas, only one-third of patients present with mucin hypersecretion. The World Health Organization (WHO) formalized the description of IPNB in 2010 as a \"non-invasive biliary papillary or villous neoplasm covering delicate fibrovascular stalks in dilated bile ducts.\" Despite advancements, literature still lacks multicenter studies on its progression and prognosis. This article reviews the clinical, epidemiological, and radiological features of IPNB, highlighting its recent classifications and key findings, contributing to appropriate management based on a literature review and case examples.</p>","PeriodicalId":49541,"journal":{"name":"Seminars in Ultrasound Ct and Mri","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2025-09-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145041963","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Imaging of Gynecologic Neuroendocrine Tumors: A Case-Based Pictorial Essay. 妇科神经内分泌肿瘤的影像学：一篇基于病例的图片文章。
IF 1.9 4区 医学
Seminars in Ultrasound Ct and Mri Pub Date : 2025-09-09 DOI: 10.1053/j.sult.2025.09.007
Ana Paula Bavaresco, Ulysses S Torres, Mayara S Cruz, Vitor V C Machado, Cynthia L P Borborema, Giovanna S Torre, Jhonata Soares Da Silva, Tulio A Kawai, Gustavo R A Focchi, Eduardo O Pacheco, Aley Talans, Daniel Bekhor, Ana Paula C Moura, Lucas R Torres, Giuseppe D'Ippolito
{"title":"Imaging of Gynecologic Neuroendocrine Tumors: A Case-Based Pictorial Essay.","authors":"Ana Paula Bavaresco, Ulysses S Torres, Mayara S Cruz, Vitor V C Machado, Cynthia L P Borborema, Giovanna S Torre, Jhonata Soares Da Silva, Tulio A Kawai, Gustavo R A Focchi, Eduardo O Pacheco, Aley Talans, Daniel Bekhor, Ana Paula C Moura, Lucas R Torres, Giuseppe D'Ippolito","doi":"10.1053/j.sult.2025.09.007","DOIUrl":"https://doi.org/10.1053/j.sult.2025.09.007","url":null,"abstract":"<p><p>Gynecologic neuroendocrine tumors (NETs) are rare, highly aggressive malignancies that can arise in any part of the female reproductive tract, most often in the cervix. Their clinical course is marked by rapid progression, early spread, and limited treatment options, making prompt recognition essential. Diagnosis depends on histopathologic evaluation, supported by immunohistochemistry, while imaging (particularly magnetic resonance) plays a central role in staging, treatment planning, and follow-up, despite often nonspecific appearances. This narrative pictorial review integrates current understanding of histopathologic classification, clinical presentation, and imaging characteristics across modalities, highlighting features that may raise suspicion for these tumors and common diagnostic pitfalls. Representative cases illustrate the spectrum of disease, from localized lesions to widely metastatic presentations. Management typically involves multimodal strategies, with growing interest in targeted and immune-based therapies. By combining clinical, pathologic, and radiologic perspectives, this review aims to enhance awareness and support more timely, accurate diagnosis of these challenging neoplasms.</p>","PeriodicalId":49541,"journal":{"name":"Seminars in Ultrasound Ct and Mri","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2025-09-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145041980","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Classic Imaging Signs in Hepatobiliary Radiology: A Multimodality Review. 肝胆影像学经典影像学征象：多模式回顾。
IF 1.9 4区 医学
Seminars in Ultrasound Ct and Mri Pub Date : 2025-09-08 DOI: 10.1053/j.sult.2025.09.002
Suryansh Bajaj, Frank Chen, Jordan LeGout, Joseph Cernigliaro, Gitanjali Bajaj, Shweta Bhatt
{"title":"Classic Imaging Signs in Hepatobiliary Radiology: A Multimodality Review.","authors":"Suryansh Bajaj, Frank Chen, Jordan LeGout, Joseph Cernigliaro, Gitanjali Bajaj, Shweta Bhatt","doi":"10.1053/j.sult.2025.09.002","DOIUrl":"https://doi.org/10.1053/j.sult.2025.09.002","url":null,"abstract":"<p><p>Classic radiological signs in imaging serve as visual clues that aid in narrowing the differential diagnosis and enhancing diagnostic confidence. This review article highlights key imaging signs encountered in hepatic pathology across multiple modalities including ultrasound, CT, and MRI. We explore some of the characteristic signs associated with hepatic neoplastic, infectious, vascular lesions, anatomicvariations and miscellaneous conditions, discussing their pathophysiology, diagnosticutility and clinical relevance. By revisiting these classic signs, radiologists can reinforce pattern recognition skills essential for accurate interpretation. This article aims to serve as a practicalreference and educational resource for radiologists, trainees and clinicians involved in hepatic imaging.</p>","PeriodicalId":49541,"journal":{"name":"Seminars in Ultrasound Ct and Mri","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2025-09-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145034504","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Periportal Space Lesions: Imaging Spectrum and Differential Diagnosis. 门静脉周围间隙病变：影像学和鉴别诊断。
IF 1.9 4区 医学
Seminars in Ultrasound Ct and Mri Pub Date : 2025-09-08 DOI: 10.1053/j.sult.2025.09.003
Matheus M Gomes, Gabriel T Lingiardi, Cynthia L P Borborema, Eduardo O Pacheco, Daniella B Parente, Ulysses S Torres, Giuseppe D'Ippolito
{"title":"Periportal Space Lesions: Imaging Spectrum and Differential Diagnosis.","authors":"Matheus M Gomes, Gabriel T Lingiardi, Cynthia L P Borborema, Eduardo O Pacheco, Daniella B Parente, Ulysses S Torres, Giuseppe D'Ippolito","doi":"10.1053/j.sult.2025.09.003","DOIUrl":"https://doi.org/10.1053/j.sult.2025.09.003","url":null,"abstract":"<p><p>The periportal region is a complex anatomical area that includes important structures such as the hepatic artery, bile ducts, lymphatics, and nerves. Due to its rich architecture, diagnosing lesions in this space presents a significant challenge for radiologists. Various pathological conditions can affect this region, ranging from vascular and lymphatic diseases to infectious and malignant lesions. This article explores the main periportal conditions through various imaging methods, including ultrasound, computed tomography (CT), magnetic resonance imaging (MRI), and magnetic resonance cholangiopancreatography (MRCP). Therefore, understanding specific radiological manifestations is essential for differentiating clinical conditions and guiding appropriate treatment.</p>","PeriodicalId":49541,"journal":{"name":"Seminars in Ultrasound Ct and Mri","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2025-09-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145034433","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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