World journal of radiology最新文献

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Differentiating between immune checkpoint inhibitor-induced myocarditis and cardiac metastasis in a cardio-oncology patient presenting with myocardial infarction: A case report. 区分免疫检查点抑制剂诱导的心肌炎和心脏转移的心脏肿瘤患者表现为心肌梗死:1例报告。
IF 1.4
World journal of radiology Pub Date : 2025-01-28 DOI: 10.4329/wjr.v17.i1.100794
George Latsios, Yiannis Dimitroglou, George Lazaros, Nikos Alexopoulos, Ilias Tolis, Constantina Aggeli, Costas Tsioufis
{"title":"Differentiating between immune checkpoint inhibitor-induced myocarditis and cardiac metastasis in a cardio-oncology patient presenting with myocardial infarction: A case report.","authors":"George Latsios, Yiannis Dimitroglou, George Lazaros, Nikos Alexopoulos, Ilias Tolis, Constantina Aggeli, Costas Tsioufis","doi":"10.4329/wjr.v17.i1.100794","DOIUrl":"10.4329/wjr.v17.i1.100794","url":null,"abstract":"<p><strong>Background: </strong>Cardiovascular diseases and cancer are leading causes of morbidity and mortality. Patients with malignancies are at increased risk for cardiovascular complications including acute coronary syndromes, chemotherapy or radiation therapy related complications and cardiac metastasis.</p><p><strong>Case summary: </strong>We present a case of a 47-year-old female with metastatic cancer on immunotherapy presented with anterior ST elevation myocardial infarction followed by emergent percutaneous coronary intervention in the left anterior descending artery. Echocardiography after 72 hours showed thickening of inferior wall and cardiac magnetic resonance depicted inflammation and necrosis attributable to either cardiac metastasis or immunotherapy induced myocarditis. Biopsy was not performed because of treatment with antiplatelet drugs and a definite diagnosis was achieved after probationary administration of high-dose intravenous methylprednisolone that led to recovery.</p><p><strong>Conclusion: </strong>In patients with malignancy, chemotherapy-induced cardiovascular complications and cardiac metastasis are common concerns and may coexist with common acute cardiovascular diseases including acute coronary syndromes. In such cases clinical suspicion aided by multimodality imaging is crucial for the diagnosis. A multidisciplinary team approach is required for prompt initiation of the appropriate treatment.</p>","PeriodicalId":23819,"journal":{"name":"World journal of radiology","volume":"17 1","pages":"100794"},"PeriodicalIF":1.4,"publicationDate":"2025-01-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11755910/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143060567","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Trends in dentomaxillofacial radiology. 牙颌面放射学发展趋势。
IF 1.4
World journal of radiology Pub Date : 2025-01-28 DOI: 10.4329/wjr.v17.i1.97255
Kıvanç Kamburoğlu
{"title":"Trends in dentomaxillofacial radiology.","authors":"Kıvanç Kamburoğlu","doi":"10.4329/wjr.v17.i1.97255","DOIUrl":"10.4329/wjr.v17.i1.97255","url":null,"abstract":"<p><p>Oral and maxillofacial diagnostic imaging is of paramount importance in dental clinical diagnosis, treatment planning, and follow-up procedures. Periapical radiographic examination and numerous panoramic systems are used in routine clinical dental practice. Cone beam CT is widely used and currently the method of choice in oral and maxillofacial implantology, endodontics, maxillofacial surgery, periodontics, degenerative temporomandibular joint disease, orthodontics, airway studies, sleep disorders, and forensic dentistry. Another innovative laboratory research tool that offers three-dimensional (3D) detailed high-resolution images of <i>in vitro</i> teeth and neighboring structures with submicrometric accuracy is microcomputed tomography. Ultra-high radiation doses, long scanning times, and high costs preclude its routine clinical use. In response to the high demand for a technique that could provide real-time images using a cost-effective, rapid, user-friendly, and portable technique without ionizing radiation, some authors proposed ultrasound imaging methods as an alternative to X-ray imaging techniques. Ultrasonography can be used in the dentomaxillofacial region for various diagnostic purposes such as salivary gland and superficial tissue examination. Recently, dedicated dental magnetic resonance imaging with appropriate software, hardware, sequences, and field of view tailored to fit dentomaxillofacial anatomy was introduced. Lately, 3D printing technologies and their application in dentistry has attracted attention. During 3D printing a given material is added in successive layers to create a 3D object. The application of this technology has the potential to decrease operation time and minimize operator bias and the possibility of procedural errors. Another hot topic regarding dentomaxillofacial radiology is artificial intelligence, which is a field related to computer science dedicated to developing systems or machines that can perform tasks traditionally associated with human intelligence. It is obvious that further investigation and research in the field of dentomaxillofacial radiology will make great contributions to diagnostic imaging for various dental specialties.</p>","PeriodicalId":23819,"journal":{"name":"World journal of radiology","volume":"17 1","pages":"97255"},"PeriodicalIF":1.4,"publicationDate":"2025-01-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11755909/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143060753","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Independent risk factors for twin pregnancy adverse fetal outcomes before 28 gestational week by first trimester ultrasound screening. 孕早期超声筛查双胎妊娠28周前不良胎儿结局的独立危险因素
IF 1.4
World journal of radiology Pub Date : 2025-01-28 DOI: 10.4329/wjr.v17.i1.103111
Hui-Ping Zhang, Li Bao, Jing-Jing Wu, Yu-Qing Zhou
{"title":"Independent risk factors for twin pregnancy adverse fetal outcomes before 28 gestational week by first trimester ultrasound screening.","authors":"Hui-Ping Zhang, Li Bao, Jing-Jing Wu, Yu-Qing Zhou","doi":"10.4329/wjr.v17.i1.103111","DOIUrl":"10.4329/wjr.v17.i1.103111","url":null,"abstract":"<p><strong>Background: </strong>The incidence of multiple pregnancies has increased worldwide recently and women with a twin pregnancy are at higher risk of adverse outcomes compared with women with a singleton pregnancy. It is important to understand the risk factors for adverse fetal outcomes in twin pregnancy in order to guide clinical management.</p><p><strong>Aim: </strong>To identify the independent risk factors, including maternal personal and family medical histories and first trimester ultrasound screening findings, for adverse fetal outcomes of twin pregnancy before 28 weeks of gestation.</p><p><strong>Methods: </strong>The data of 126 twin pregnancies in our hospital, including pregnancy outcomes, first trimester ultrasound screening findings and maternal medical history, were retrospectively collected. Twenty-nine women with adverse outcomes were included in the abnormal group and the remaining 97 women were included in the control group.</p><p><strong>Results: </strong>Patients in the abnormal group were more likely to be monochorionic diamniotic (13/29 <i>vs</i> 20/97, <i>P</i>= 0.009), with a higher mean pulsatility index (PI, 1.57 ± 0.55 <i>vs</i> 1.28 ± 0.42, <i>P</i> = 0.003; cutoff value: 1.393) or a higher mean resistance index (0.71 ± 0.11 <i>vs</i> 0.65 ± 0.11, <i>P</i> = 0.008; cutoff value: 0.683) or early diastolic notch of bilateral uterine arteries (UtAs, 10/29 <i>vs</i> 15/97, <i>P</i> = 0.024) or with abnormal ultrasound findings (13/29 <i>vs</i> 2/97, <i>P</i> < 0.001), compared with the control group. Monochorionic diamnioticity, higher mean PI of bilateral UtAs and abnormal ultrasound findings during first trimester screening were independent risk factors for adverse fetal outcomes (<i>P</i> < 0.05).</p><p><strong>Conclusion: </strong>First trimester ultrasound screening for twin pregnancy identifies independent risk factors and is useful for the prediction of fetal outcomes.</p>","PeriodicalId":23819,"journal":{"name":"World journal of radiology","volume":"17 1","pages":"103111"},"PeriodicalIF":1.4,"publicationDate":"2025-01-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11755904/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143060685","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Precision oncology: The role of minimally-invasive ablation therapy in the management of solid organ tumors. 精准肿瘤学:微创消融治疗在实体器官肿瘤治疗中的作用。
IF 1.4
World journal of radiology Pub Date : 2025-01-28 DOI: 10.4329/wjr.v17.i1.98618
Farbod Fazlollahi, Mina S Makary
{"title":"Precision oncology: The role of minimally-invasive ablation therapy in the management of solid organ tumors.","authors":"Farbod Fazlollahi, Mina S Makary","doi":"10.4329/wjr.v17.i1.98618","DOIUrl":"10.4329/wjr.v17.i1.98618","url":null,"abstract":"<p><p>Solid organ tumors present a significant healthcare challenge, both economically and logistically, due to their high incidence and treatment complexity. In 2023, out of the 1.9 million new cancer cases in the United States, over 73% were solid organ tumors. Ablative therapies offer minimally invasive solutions for malignant tissue destruction <i>in situ</i>, often with reduced cost and morbidity compared to surgical resection. This review examines the current Food and Drug Administration-approved locoregional ablative therapies (radiofrequency, microwave, cryogenic, high-intensity focused ultrasound, histotripsy) and their evolving role in cancer care. Data were collected through a comprehensive survey of the PubMed-indexed literature on tumor ablation techniques, their clinical indications, and outcomes. Over time, emerging clinical data will help establish these therapies as the standard of care in solid organ tumor treatment, supported by improved long-term outcomes and progression-free survival.</p>","PeriodicalId":23819,"journal":{"name":"World journal of radiology","volume":"17 1","pages":"98618"},"PeriodicalIF":1.4,"publicationDate":"2025-01-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11755905/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143060686","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
High-resolution direct magnetic resonance imaging fistulography with hydrogen peroxide for diagnosing anorectal fistula: A preliminary retrospective study. 双氧水高分辨率直接磁共振造影诊断肛肠瘘的初步回顾性研究。
IF 1.4
World journal of radiology Pub Date : 2025-01-28 DOI: 10.4329/wjr.v17.i1.101221
Can-Can Chang, Long-Hu Qiao, Zhen-Qi Zhang, Xiao Tian, Yu Zhang, Wen-Wen Cheng, Xia Wang, Qing Yang
{"title":"High-resolution direct magnetic resonance imaging fistulography with hydrogen peroxide for diagnosing anorectal fistula: A preliminary retrospective study.","authors":"Can-Can Chang, Long-Hu Qiao, Zhen-Qi Zhang, Xiao Tian, Yu Zhang, Wen-Wen Cheng, Xia Wang, Qing Yang","doi":"10.4329/wjr.v17.i1.101221","DOIUrl":"10.4329/wjr.v17.i1.101221","url":null,"abstract":"<p><strong>Background: </strong>Fistula-in-ano is an abnormal tunnel formation linking the anal canal with the perineum and perianal skin. Multiple imagining methods are available to evaluate it, among which magnetic resonance imaging (MRI) is the most advanced noninvasive preoperative method. However, it is limited in its visualization function.</p><p><strong>Aim: </strong>To investigate the use of intraluminal MRI for perianal fistulas <i>via</i> a novel direct MRI fistulography method.</p><p><strong>Methods: </strong>We mixed 3% hydrogen peroxide (HP) with gadolinium for HPMRI fistulography, retrospectively analyzing 60 cases of complex/recurrent fistula-in-ano using physical examination, trans-perineal ultrasonography (TPUS), low-spatial-resolution MRI, and high-resolution direct HPMRI fistulography. We assessed detection rates of fistula tracks, internal openings, their relationship with anal sphincters, and perianal abscesses using statistical analyses, including interobserver agreement (Kappa statistic), and compared results with intraoperative findings.</p><p><strong>Results: </strong>Surgical confirmation in 60 cases showed that high-resolution direct HPMRI fistulography provided superior detection rates for internal openings (153) and fistula tracks (162) compared to physical exams, TPUS, and low-spatial-resolution MRI (<i>Z</i> > 5.7, <i>P</i> < 0.05). The effectiveness of physical examination and TPUS was also inferior to that of our method for detecting perianal abscesses (54) (<i>Z</i> = 6.773, 3.694, <i>P</i> < 0.05), whereas that of low-spatial-resolution MRI was not significantly different (<i>Z</i> = 1.851, <i>P</i> = 0.06). High-resolution direct HPMRI fistulography also achieved the highest interobserver agreement (Kappa: 0.89, 0.85, and 0.80), while low-spatial-resolution MRI showed moderate agreement (Kappa: 0.78, 0.74, and 0.69). TPUS and physical examination had lower agreement (Kappa range: 0.33-0.63).</p><p><strong>Conclusion: </strong>High-resolution direct HPMRI fistulography enhances the visualization of recurrent and complex fistula-in-ano, including branched fistulas, allowing for precise planning and improved surgical outcomes.</p>","PeriodicalId":23819,"journal":{"name":"World journal of radiology","volume":"17 1","pages":"101221"},"PeriodicalIF":1.4,"publicationDate":"2025-01-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11755908/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143060495","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Relationship between imaging changes of the pancreas and islet beta-cell function. 胰腺影像学变化与胰岛β细胞功能的关系。
IF 1.4
World journal of radiology Pub Date : 2024-12-28 DOI: 10.4329/wjr.v16.i12.717
Hong-Jing Chen, Yun Hu, Jian-Hua Ma
{"title":"Relationship between imaging changes of the pancreas and islet beta-cell function.","authors":"Hong-Jing Chen, Yun Hu, Jian-Hua Ma","doi":"10.4329/wjr.v16.i12.717","DOIUrl":"10.4329/wjr.v16.i12.717","url":null,"abstract":"<p><p>Imaging changes in the pancreas can provide valuable information about the status of islet beta-cell function in different pancreatic diseases, such as diabetes, pancreatitis, pancreatic cancer, fatty pancreas, and insulinoma. While imaging cannot directly measure beta-cell function; it can be used as a marker of disease progression and a tool to guide therapeutic interventions. As imaging technologies continue to advance, they will likely play an increasingly important role in diagnosing, monitoring, and managing diabetes.</p>","PeriodicalId":23819,"journal":{"name":"World journal of radiology","volume":"16 12","pages":"717-721"},"PeriodicalIF":1.4,"publicationDate":"2024-12-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11718522/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142972352","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Surgeon oriented reporting template for magnetic resonance imaging and endoanal ultrasound of anal fistulas enhances surgical decision-making. 以外科医生为导向的肛瘘磁共振成像和肛管超声报告模板可提高手术决策。
IF 1.4
World journal of radiology Pub Date : 2024-12-28 DOI: 10.4329/wjr.v16.i12.712
Si-Ze Wu
{"title":"Surgeon oriented reporting template for magnetic resonance imaging and endoanal ultrasound of anal fistulas enhances surgical decision-making.","authors":"Si-Ze Wu","doi":"10.4329/wjr.v16.i12.712","DOIUrl":"10.4329/wjr.v16.i12.712","url":null,"abstract":"<p><p>In this editorial, a commentary on the article by Sudoł-Szopińska <i>et al</i> has been provided. Successful treatment of anal fistula (AF) relies on accurate diagnosis. Magnetic resonance imaging (MRI) and endoanal ultrasound (EUS) are important for the AF diagnosis. Previously, colorectal surgeons found that AF reports in MRI and EUS issued by radiologists were not appropriate for decision-making and management. To address this issue, a new AF reporting template in MRI and EUS has been developed. The new reporting template has several strengths: (1) It was based on the Delphi study of consensus statements, generated by numerous experts, including 69 colorectal surgeons from different countries, disciplines, and centers; and (2) Fourteen evidence-based statements were discussed repeatedly for 12 months and anonymously voted on in 3 rounds, achieving a consensus on 12 of 14 statements (85.7%). The reporting template comprises six features, each detailing several items related to AF classification and management, with illustrative diagrams of the anatomy. The use of this new reporting template would assist radiologists in reporting in a standardized manner and would be suitable for surgeons in decision-making and management, thereby improving treatment quality and avoiding or reducing complications.</p>","PeriodicalId":23819,"journal":{"name":"World journal of radiology","volume":"16 12","pages":"712-716"},"PeriodicalIF":1.4,"publicationDate":"2024-12-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11718526/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142972354","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Auricular dimensions in computed-tomography: Unveiling the relationship between ear dimensions, age, and sex using three-dimensional volume rendering reconstructions. 计算机断层扫描中的耳廓尺寸:利用三维体绘制重建揭示耳廓尺寸、年龄和性别之间的关系。
IF 1.4
World journal of radiology Pub Date : 2024-12-28 DOI: 10.4329/wjr.v16.i12.760
Bastian Schulz, Michael Thali, Rahel Kubik-Huch, Tilo Niemann
{"title":"Auricular dimensions in computed-tomography: Unveiling the relationship between ear dimensions, age, and sex using three-dimensional volume rendering reconstructions.","authors":"Bastian Schulz, Michael Thali, Rahel Kubik-Huch, Tilo Niemann","doi":"10.4329/wjr.v16.i12.760","DOIUrl":"10.4329/wjr.v16.i12.760","url":null,"abstract":"<p><strong>Background: </strong>The auricle, or auricula, defines the visible boundaries of the external ear and is essential in forensic investigations, including facial reconstruction and human remains identification. Beyond its forensic significance, auricular morphology attracts interest from various fields, such as medicine and industry. The size of the ears is culturally associated with health and longevity, while surgical techniques for ear reconstruction address both congenital and aesthetic concerns.</p><p><strong>Aim: </strong>To determine whether known correlations with various measurements and observations regarding sex and age could also be established through computed tomography (CT).</p><p><strong>Methods: </strong>Computed tomography scans of the head from 342 females and 329 males aged 18 to 97 years (mean = 60 ± 19 years) were included in this study. Different auricular lengths, widths and perimeters were measured for both sides. Additionally, the preauricular area was assessed using three-dimensional volume rendering technique images.</p><p><strong>Results: </strong>The measured auricular dimensions in centimeters are presented as mean values (right/left) for males (length 1 6.91 ± 0.51/6.93 ± 0.52; length 2 2.83 ± 0.35/2.84 ± 0.34; width 1 3.94 ± 0.32/4.01 ± 0.36; width 2 3.51 ± 0.34/3.46 ± 0.31; perimeter 17.66 ± 1.25/17.71 ± 1.28) and females (length 1 6.44 ± 0.5/6.48 ± 0.51; length 2 2.7 ± 0.32/2.71 ± 0.33; width 1 3.6 ± 0.32/3.68 ± 0.31; width 2 3.3 ± 0.3/3.26 ± 0.27; perimeter 16.36 ± 1.2/16.46 ± 1.2). A positive correlation with age was shown in all measurements, with the highest value for perimeter in both, males (<i>r</i>-value: right/left: 0.49/0.47) and females (<i>r</i>-value: right/left: 0.53/0.53). After confounding factors were excluded, the preauricular vertical line was first seen at 45 years. The mean age for males with preauricular vertical lines was 66.65 ± 10.92 years (95%CI: 63.99-69.3), while without vertical lines, it was 44.48 ± 16.15 years (95%CI: 41.21-47.74); for females, it was 70.18 ± 12.44 years (95%CI: 68.9-71.46) with and 47.87 ± 17.09 years (95%CI: 45.96-49.78) without vertical lines.</p><p><strong>Conclusion: </strong>In this study, we pioneered the use of CT volumetric data to examine human auricle morphology and we achieved a precise 3D (pre-) auricular assessment. Sex-specific positive correlations between ear dimensions and age, as well as the mean age for the appearance of preauricular lines, were identified, providing valuable insights into the capabilities of modern CT devices.</p>","PeriodicalId":23819,"journal":{"name":"World journal of radiology","volume":"16 12","pages":"760-770"},"PeriodicalIF":1.4,"publicationDate":"2024-12-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11718523/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142972377","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Endoureteral ablation: A novel technique to occlude the ureter in patients with urinary tract fistulae. 输尿管内消融术:一种治疗尿路瘘患者输尿管闭塞的新技术。
IF 1.4
World journal of radiology Pub Date : 2024-12-28 DOI: 10.4329/wjr.v16.i12.708
Samantha E Pfiffner, Arif Musa, Ira S Winer, Ali N Harb
{"title":"Endoureteral ablation: A novel technique to occlude the ureter in patients with urinary tract fistulae.","authors":"Samantha E Pfiffner, Arif Musa, Ira S Winer, Ali N Harb","doi":"10.4329/wjr.v16.i12.708","DOIUrl":"10.4329/wjr.v16.i12.708","url":null,"abstract":"<p><p>Urinary fistulae are abnormal connections between the urinary system and adjacent body parts, often resulting from factors such as infection, radiation, malignancy, protracted labor, gynecologic surgery, and gastrointestinal tract surgery. These fistulae can lead to persistent urinary incontinence, skin breakdown, social humiliation, psychosocial trauma, and severe infections. Current treatments include surgical repair, urinary diversion, and ureteral embolization, though these can have complications and are not always successful or feasible for all patients. This manuscript proposes a novel approach to correcting urinary fistulae: Endoureteral ablation using laser or radiofrequency ablation. These techniques, known for treating various conditions, show promise in causing fibrosis to occlude fistulae. Early success in animal and human models suggests endoureteral ablation as a potentially more effective, less invasive, and cost-effective alternative to current methods, especially for patients unfit for surgery. However, further studies are needed to establish its viability and effectiveness.</p>","PeriodicalId":23819,"journal":{"name":"World journal of radiology","volume":"16 12","pages":"708-711"},"PeriodicalIF":1.4,"publicationDate":"2024-12-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11718524/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142972378","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Normative vertebral deformity measurements in a clinically relevant population using magnetic resonance imaging. 磁共振成像在临床相关人群中的规范椎体畸形测量。
IF 1.4
World journal of radiology Pub Date : 2024-12-28 DOI: 10.4329/wjr.v16.i12.749
Olivia R Sorci, Rashad Madi, Sun Min Kim, Alexandra S Batzdorf, Austin Alecxih, Julia N Hornyak, Sheenali Patel, Chamith S Rajapakse
{"title":"Normative vertebral deformity measurements in a clinically relevant population using magnetic resonance imaging.","authors":"Olivia R Sorci, Rashad Madi, Sun Min Kim, Alexandra S Batzdorf, Austin Alecxih, Julia N Hornyak, Sheenali Patel, Chamith S Rajapakse","doi":"10.4329/wjr.v16.i12.749","DOIUrl":"10.4329/wjr.v16.i12.749","url":null,"abstract":"<p><strong>Background: </strong>Osteoporosis is the leading cause of vertebral fractures. Dual-energy X-ray absorptiometry (DXA) and radiographs are traditionally used to detect osteoporosis and vertebral fractures/deformities. Magnetic resonance imaging (MRI) can be utilized to detect the relative severity of vertebral deformities using three-dimensional information not available in traditional DXA and lateral two-dimensional radiography imaging techniques.</p><p><strong>Aim: </strong>To generate normative vertebral parameters in women using MRI and DXA scans, determine the correlations between MRI-calculated vertebral deformities and age, DXA T-scores, and DXA Z-scores, and compare MRI vertebral deformity values with radiography values previously published in the literature.</p><p><strong>Methods: </strong>This study is a retrospective vertebral morphometric analysis conducted at our institution. The patient sample included MR images from 1638 female patients who underwent both MR and DXA imaging between 2005 and 2014. Biconcavity, wedge, crush, anterior height (H<sub>a</sub>)/posterior height (Hp), and middle height (H<sub>m</sub>)/posterior height values were calculated from the MR images of the patient's vertebrae. Associations between vertebral deformity values, patient age, and DXA T-scores were analyzed using Spearman correlation. The MRI-derived measurements were compared with radiograph-based calculations from population-based data compiled from multiple studies.</p><p><strong>Results: </strong>Age was positively correlated with lumbar H<sub>m</sub>/H<sub>p</sub> (<i>P</i> = 0.04) and thoracic wedge (<i>P</i> = 0.03) and biconcavity (<i>P</i> = 0.001) and negatively correlated with thoracic H<sub>a</sub>/H<sub>p</sub> (<i>P</i> = 0.002) and H<sub>m</sub>/H<sub>p</sub> (<i>P</i> = 0.001) values. DXA T-scores correlated positively with lumbar H<sub>m</sub>/H<sub>p</sub> (<i>P</i> < 0.0001) and negatively with lumbar wedge (<i>P</i> = 0.046), biconcavity (<i>P</i> < 0.0001), and H<sub>a</sub>/H<sub>p</sub> (<i>P</i> = 0.046) values. Qualitative analysis revealed that H<sub>a</sub>/H<sub>p</sub> differed between MRI and radiography population-based data by no more than 0.3 and H<sub>m</sub>/H<sub>p</sub> by a maximum of 1.2.</p><p><strong>Conclusion: </strong>Compared with traditional imaging techniques, MRI detects vertebral deformities with high accuracy and reliability. It may be a sensitive, ionizing, radiation-free tool for use in clinical settings.</p>","PeriodicalId":23819,"journal":{"name":"World journal of radiology","volume":"16 12","pages":"749-759"},"PeriodicalIF":1.4,"publicationDate":"2024-12-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11718528/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142972380","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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