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Seminars in Ultrasound Ct and Mri最新文献

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Imaging of a Pelvic Mass: Uterine 盆腔肿块的影像学：Adnexal。
IF 1.1 4区 医学
Seminars in Ultrasound Ct and Mri Pub Date : 2023-10-13 DOI: 10.1053/j.sult.2023.10.005
Mahesh Shetty MD, FRCR, FACR, FAIUM
{"title":"Imaging of a Pelvic Mass: Uterine","authors":"Mahesh Shetty MD, FRCR, FACR, FAIUM","doi":"10.1053/j.sult.2023.10.005","DOIUrl":"10.1053/j.sult.2023.10.005","url":null,"abstract":"<div><p><span>The most common origin of a non-uterine pelvic mass is from the ovary. Ultrasound is the initial imaging modality of choice, additional imaging with computed tomography<span> (CT) and/or magnetic resonance imaging<span> (MRI) is performed in selected cases. Adnexal masses are also encountered as </span></span></span>incidental findings<span><span><span><span> during ultrasound, CT or MRI. Many of the adnexal masses that are surgically removed are benign. For optimal outcome and cost effective management, noninvasive risk stratification of such adnexal masses is necessary when discovered incidentally or when identified in a patient with a clinically detected pelvic mass. The American College of </span>Radiology<span><span><span> Ovarian-Adnexal Reporting Data System is a pattern-based scoring system for adnexal masses imaged with ultrasound and MRI, which assists clinicians to guide in the appropriate management based on evidence-based risk categories. Non-ovarian and non-uterine pelvic masses include fallopian tube abnormalities, </span>paraovarian cysts, peritoneal inclusion cysts, and rare causes include masses that arise from the </span>gastrointestinal tract<span> or the sacrum. To distinguish non-ovarian masses from an </span></span></span>ovarian tumor, a critical step is to identify a normal appearing ovary separate from the pelvic mass. This may be challenging in the post-menopausal woman with an atrophic ovary. MRI is a useful adjunctive modality in such cases. Extraovarian masses typically displace pelvic side wall </span>vasculature<span> medially, compress, encase or medially displace the ureters.</span></span></p></div>","PeriodicalId":49541,"journal":{"name":"Seminars in Ultrasound Ct and Mri","volume":"44 6","pages":"Pages 528-540"},"PeriodicalIF":1.1,"publicationDate":"2023-10-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41240211","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
Acute Pelvic Pain: Role of Imaging in the Diagnosis and Management 急性骨盆疼痛：影像学在诊断和治疗中的作用。
IF 1.1 4区 医学
Seminars in Ultrasound Ct and Mri Pub Date : 2023-10-12 DOI: 10.1053/j.sult.2023.10.004
Mahesh Shetty MD, FRCR, FACR, FAIUM
{"title":"Acute Pelvic Pain: Role of Imaging in the Diagnosis and Management","authors":"Mahesh Shetty MD, FRCR, FACR, FAIUM","doi":"10.1053/j.sult.2023.10.004","DOIUrl":"10.1053/j.sult.2023.10.004","url":null,"abstract":"<div><p><span>Acute pelvic pain is defined as a new symptom that has been present for less than 3 months. It is a common symptom seen in 15%-24% of women and is the indication for 20% of </span>laparoscopies<span><span><span> and 2%-10% of outpatient gynecologic visits. The pregnancy status and correlation of the physical symptoms with clinical findings are important. Ultrasound is the imaging modality of choice, not only to diagnose gynecological causes, but also bowel or urinary tract<span> related causes of pelvic pain. When an ultrasound scan is inconclusive, a computed tomography scan<span> is the preferred means of additional imaging and is particularly useful in gastrointestinal and urogenital causes of pelvic pain. Gynecological causes of acute pelvic pain include uterine, tubal, or ovarian pathology; non-gynecological causes include bowel diseases, such as </span></span></span>appendicitis<span><span><span><span> and diverticulitis; urogenital causes such as ureteral, </span>bladder stones, and </span>urinary tract infection as well as vascular causes. </span>Ultrasound imaging<span> alone may provide a definitive diagnosis in underlying conditions that require prompt medical or surgical intervention in gynecological conditions, such as ovarian torsion<span>, ectopic pregnancy, and non-gynecological condition, such as in </span></span></span></span>acute appendicitis.</span></p></div>","PeriodicalId":49541,"journal":{"name":"Seminars in Ultrasound Ct and Mri","volume":"44 6","pages":"Pages 491-500"},"PeriodicalIF":1.1,"publicationDate":"2023-10-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41217803","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
Abnormal Uterine Bleeding in Reproductive Age Women: Role of Imaging in the Diagnosis and Management 育龄妇女异常子宫出血：影像学在诊断和治疗中的作用。
IF 1.1 4区 医学
Seminars in Ultrasound Ct and Mri Pub Date : 2023-10-11 DOI: 10.1053/j.sult.2023.10.002
Sheila Hill MD, Mahesh K. Shetty MD, FRCR, FACR
{"title":"Abnormal Uterine Bleeding in Reproductive Age Women: Role of Imaging in the Diagnosis and Management","authors":"Sheila Hill MD,&nbsp;Mahesh K. Shetty MD, FRCR, FACR","doi":"10.1053/j.sult.2023.10.002","DOIUrl":"10.1053/j.sult.2023.10.002","url":null,"abstract":"<div><p><span><span>Abnormal uterine bleeding (AUB) is defined by the International Federation of </span>Gynecology<span> and Obstetrics<span><span> as bleeding from the uterine corpus that is abnormal in regularity, volume, frequency, or duration and occurs in the absence of pregnancy. AUB is a common condition that affects about a third of women in their lifetime. Abnormal bleeding in duration, quantity, or timing consists of 2 categories, predictable cyclical heavy menstrual bleeding (HMB) and irregular non-cyclical </span>intermenstrual bleeding<span> (IMB). The most common causes of HMB include fibroids and adenomyosis and IMB is commonly caused by </span></span></span></span>ovulatory dysfunction<span><span> such as in polycystic ovaries, </span>endometrial polyp<span>, or an IUD. A pelvic ultrasound is the initial and often only imaging modality needed in the imaging evaluation of abnormal uterine bleeding and can accurately identify the common causes of abnormal uterine bleeding in the reproductive age group.</span></span></p></div>","PeriodicalId":49541,"journal":{"name":"Seminars in Ultrasound Ct and Mri","volume":"44 6","pages":"Pages 511-518"},"PeriodicalIF":1.1,"publicationDate":"2023-10-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41217802","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
Post-Menopausal Bleeding: Role of Imaging 绝经后出血：影像学的作用。
IF 1.1 4区 医学
Seminars in Ultrasound Ct and Mri Pub Date : 2023-10-11 DOI: 10.1053/j.sult.2023.10.003
Sandra Hurtado MD , Mahesh K. Shetty MD, FRCR
{"title":"Post-Menopausal Bleeding: Role of Imaging","authors":"Sandra Hurtado MD ,&nbsp;Mahesh K. Shetty MD, FRCR","doi":"10.1053/j.sult.2023.10.003","DOIUrl":"10.1053/j.sult.2023.10.003","url":null,"abstract":"<div><p><span>Post-menopausal bleeding (PMB) accounts for 5% of gynecologic office visits<span><span><span> and is the presenting symptom in 90% of women with endometrial cancer, which requires prompt evaluation. The most common etiology of PMB is vaginal or </span>endometrial atrophy<span><span> and endometrial polyps, while </span>endometrial hyperplasia and carcinoma account for less than 10% of PMB. </span></span>Transvaginal ultrasonography<span> measurement of an endometrial thickness<span> (EMT) less than or equal to 4 mm has a 99% negative predictive value for </span></span></span></span>endometrial carcinoma<span><span><span>. Endometrial sampling is required if EMT &gt;4 mm or persistent bleeding occurs. Further evaluation can be accomplished with saline infusion sonography, </span>magnetic resonance imaging, and </span>hysteroscopy.</span></p></div>","PeriodicalId":49541,"journal":{"name":"Seminars in Ultrasound Ct and Mri","volume":"44 6","pages":"Pages 519-527"},"PeriodicalIF":1.1,"publicationDate":"2023-10-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41217804","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
US, MRI, CT Performance and Interpretation of Uterine Masses 子宫肿块的超声、MRI、CT表现和解释。
IF 1.1 4区 医学
Seminars in Ultrasound Ct and Mri Pub Date : 2023-10-10 DOI: 10.1053/j.sult.2023.10.001
Mamie Gao MD, Priya Bhosale MD, Catherine Devine MD, Sarah Palmquist MD, Sanaz Javadi MD
{"title":"US, MRI, CT Performance and Interpretation of Uterine Masses","authors":"Mamie Gao MD,&nbsp;Priya Bhosale MD,&nbsp;Catherine Devine MD,&nbsp;Sarah Palmquist MD,&nbsp;Sanaz Javadi MD","doi":"10.1053/j.sult.2023.10.001","DOIUrl":"10.1053/j.sult.2023.10.001","url":null,"abstract":"<div><p><span><span><span>Uterine masses are commonly encountered as incidental findings during cross-sectional imaging or when individuals present with symptoms such as pain and bleeding. The World Health Organization categorizes tumors of the uterine corpus into 5 distinct groups: endometrial </span>epithelial tumors and their precursors, tumor-like growths, mesenchymal </span>uterine tumors<span>, tumors with a combination of epithelial and mesenchymal elements, and various other types of tumors. The primary imaging method for assessing uterine abnormalities is transvaginal ultrasound<span>. However, magnetic resonance imaging (MRI) can be employed to enhance the visualization of soft tissues, enabling a more detailed characterization of uterine masses. This article aims to outline the imaging features of both benign and malignant uterine masses using ultrasound, MRI, and </span></span></span>computed tomography.</p></div>","PeriodicalId":49541,"journal":{"name":"Seminars in Ultrasound Ct and Mri","volume":"44 6","pages":"Pages 541-559"},"PeriodicalIF":1.1,"publicationDate":"2023-10-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41217805","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
Infectious Myelitis 传染性脊髓炎
IF 1.1 4区 医学
Seminars in Ultrasound Ct and Mri Pub Date : 2023-10-01 DOI: 10.1053/j.sult.2023.03.015
Isabeli Camila Miyoshi , André Henrique Nogueira de Toledo , Fernanda Veloso Pereira , Luciano de Lima Villarinho , Mariana Dalaqua , Juliana de Ávila Duarte , Fabiano Reis
{"title":"Infectious Myelitis","authors":"Isabeli Camila Miyoshi ,&nbsp;André Henrique Nogueira de Toledo ,&nbsp;Fernanda Veloso Pereira ,&nbsp;Luciano de Lima Villarinho ,&nbsp;Mariana Dalaqua ,&nbsp;Juliana de Ávila Duarte ,&nbsp;Fabiano Reis","doi":"10.1053/j.sult.2023.03.015","DOIUrl":"10.1053/j.sult.2023.03.015","url":null,"abstract":"<div><p>Myelitis<span> is an extensive group of pathologies, including inflammatory, demyelinating, and infectious disorders, sometimes mimicking tumors. This article will discuss infectious myelitis, mainly the patterns of spinal cord involvement caused by each infectious agent and the contribution of magnetic resonance imaging as a major tool to establish the specific diagnosis.</span></p></div>","PeriodicalId":49541,"journal":{"name":"Seminars in Ultrasound Ct and Mri","volume":"44 5","pages":"Pages 424-435"},"PeriodicalIF":1.1,"publicationDate":"2023-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10216531","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: 1
The Role of MRI in the Diagnosis of Spinal Cord Tumors MRI在脊髓肿瘤诊断中的作用
IF 1.1 4区 医学
Seminars in Ultrasound Ct and Mri Pub Date : 2023-10-01 DOI: 10.1053/j.sult.2023.03.012
Jean L.R. de Paiva MD, PhD , João V. Sabino MD , Fernanda V. Pereira MD , Paulo A. Okuda MD , Luciano de Lima Villarinho MD , Luciano de Souza Queiroz MD, PhD , Marcondes C. França Jr MD, PhD , Fabiano Reis MD, PhD
{"title":"The Role of MRI in the Diagnosis of Spinal Cord Tumors","authors":"Jean L.R. de Paiva MD, PhD ,&nbsp;João V. Sabino MD ,&nbsp;Fernanda V. Pereira MD ,&nbsp;Paulo A. Okuda MD ,&nbsp;Luciano de Lima Villarinho MD ,&nbsp;Luciano de Souza Queiroz MD, PhD ,&nbsp;Marcondes C. França Jr MD, PhD ,&nbsp;Fabiano Reis MD, PhD","doi":"10.1053/j.sult.2023.03.012","DOIUrl":"10.1053/j.sult.2023.03.012","url":null,"abstract":"<div><p><span><span>Spinal cord tumors are uncommon, and its multiple representatives not always have </span>pathognomonic characteristics, which poses a challenge for both patients and caring physicians. The radiologist performs an important role in recognizing these tumors, as well as in differentiating between neoplastic and non-neoplastic processes, supporting clinical and surgical decision-making </span>in patients<span> with spinal cord injury<span>. Magnetic Resonance Imaging (MRI) assessment, paired with a deep understanding of the various patterns of cord involvement allied to detailed clinical data can provide a diagnosis or significantly limit the differential diagnosis in most cases. In this article, we aim to review the most common and noteworthy intramedullary and extramedullary spinal tumors, as well as some other tumoral mimics, with an emphasis on their MRI morphologic characteristics.</span></span></p></div>","PeriodicalId":49541,"journal":{"name":"Seminars in Ultrasound Ct and Mri","volume":"44 5","pages":"Pages 436-451"},"PeriodicalIF":1.1,"publicationDate":"2023-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10221704","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: 1
Letter From the Guest Editor 客座编辑的来信。
IF 1.1 4区 医学
Seminars in Ultrasound Ct and Mri Pub Date : 2023-10-01 DOI: 10.1053/j.sult.2023.05.001
Fabiano Reis MD,PhD
{"title":"Letter From the Guest Editor","authors":"Fabiano Reis MD,PhD","doi":"10.1053/j.sult.2023.05.001","DOIUrl":"10.1053/j.sult.2023.05.001","url":null,"abstract":"","PeriodicalId":49541,"journal":{"name":"Seminars in Ultrasound Ct and Mri","volume":"44 5","pages":"Page 399"},"PeriodicalIF":1.1,"publicationDate":"2023-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10216532","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
Vascular Myelopathies 血管性脊髓炎
IF 1.1 4区 医学
Seminars in Ultrasound Ct and Mri Pub Date : 2023-10-01 DOI: 10.1053/j.sult.2023.03.014
Igor Gomes Padilha MD , Ana Paula Alves Fonseca MD , Camila Trolez Amancio MD , Ana Patrícia Freitas Vieira MD , Felipe Torres Pacheco PhD , Antônio José da Rocha PhD
{"title":"Vascular Myelopathies","authors":"Igor Gomes Padilha MD ,&nbsp;Ana Paula Alves Fonseca MD ,&nbsp;Camila Trolez Amancio MD ,&nbsp;Ana Patrícia Freitas Vieira MD ,&nbsp;Felipe Torres Pacheco PhD ,&nbsp;Antônio José da Rocha PhD","doi":"10.1053/j.sult.2023.03.014","DOIUrl":"10.1053/j.sult.2023.03.014","url":null,"abstract":"<div><p>There are many vascular disorders that can affect the spinal cord, and their prevalence and etiology are highly influenced by age, sex, and risk factors. This article reviews the embryology and anatomy of the spinal cord, as well as several vascular conditions, describing their clinical and imaging presentation, emphasizing the different imaging modalities’ contributions to increasing specificity and better defining the most appropriate therapy strategy for improving the patient's prognosis.</p></div>","PeriodicalId":49541,"journal":{"name":"Seminars in Ultrasound Ct and Mri","volume":"44 5","pages":"Pages 408-423"},"PeriodicalIF":1.1,"publicationDate":"2023-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10212344","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
Anatomy and Imaging of the Spinal Cord: An Overview 脊髓解剖与影像学研究综述
IF 1.1 4区 医学
Seminars in Ultrasound Ct and Mri Pub Date : 2023-10-01 DOI: 10.1053/j.sult.2023.03.011
Túlio de Almeida Hermes PhD , Vinicius de Menezes Jarry MD , Fabiano Reis MD , Elaine Minatel PhD
{"title":"Anatomy and Imaging of the Spinal Cord: An Overview","authors":"Túlio de Almeida Hermes PhD ,&nbsp;Vinicius de Menezes Jarry MD ,&nbsp;Fabiano Reis MD ,&nbsp;Elaine Minatel PhD","doi":"10.1053/j.sult.2023.03.011","DOIUrl":"10.1053/j.sult.2023.03.011","url":null,"abstract":"<div><p><span><span><span>The spinal cord comprises the part of the central nervous system located within the </span>vertebral canal, extending from the </span>foramen magnum<span> to approximately the second lumbar vertebra. The spinal cord is covered by 3 </span></span>meninges<span><span><span>: dura mater, arachnoid mater, and </span>pia mater (arranged from the outermost layer inward). A cross-section of the spinal cord reveals gray and white matter. Ascending and descending pathways have defined locations in the matter of the spinal cord. This article aims to review the spinal cord </span>anatomy<span> and demonstrate the imaging aspects, which are essential for the interpretation and understanding of spinal cord injuries.</span></span></p></div>","PeriodicalId":49541,"journal":{"name":"Seminars in Ultrasound Ct and Mri","volume":"44 5","pages":"Pages 400-407"},"PeriodicalIF":1.1,"publicationDate":"2023-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10216529","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: 1
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