Diagnostic and interventional radiology最新文献

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Reporting checklists as compulsory supplements to artificial intelligence manuscript submissions. 将报告清单作为人工智能投稿的强制性补充。
IF 1.4 4区 医学
Diagnostic and interventional radiology Pub Date : 2024-06-24 DOI: 10.4274/dir.2024.242849
Michail E Klontzas
{"title":"Reporting checklists as compulsory supplements to artificial intelligence manuscript submissions.","authors":"Michail E Klontzas","doi":"10.4274/dir.2024.242849","DOIUrl":"https://doi.org/10.4274/dir.2024.242849","url":null,"abstract":"","PeriodicalId":11341,"journal":{"name":"Diagnostic and interventional radiology","volume":null,"pages":null},"PeriodicalIF":1.4,"publicationDate":"2024-06-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141442328","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
Tumor-like conditions that mimic liver tumors. 模仿肝脏肿瘤的肿瘤样病症。
IF 1.4 4区 医学
Diagnostic and interventional radiology Pub Date : 2024-06-14 DOI: 10.4274/dir.2024.242826
Nir Stanietzky, Ahmed Ebada Salem, Khaled M Elsayes, Maryam Rezvani, Kurt Fraivillig, Usama Salem, Sergio Klimkowski, Mahmoud Diab, Sagar Naik, Ahmed Sobieh, Christine O Menias, Akram M Shaaban
{"title":"Tumor-like conditions that mimic liver tumors.","authors":"Nir Stanietzky, Ahmed Ebada Salem, Khaled M Elsayes, Maryam Rezvani, Kurt Fraivillig, Usama Salem, Sergio Klimkowski, Mahmoud Diab, Sagar Naik, Ahmed Sobieh, Christine O Menias, Akram M Shaaban","doi":"10.4274/dir.2024.242826","DOIUrl":"10.4274/dir.2024.242826","url":null,"abstract":"<p><p>Non-neoplastic tumor-like conditions of the liver can appear similar to hepatic neoplasms. In many cases, a biopsy is required to confirm the pathology. However, several tumor-like conditions can be correctly diagnosed or suggested prospectively, thus saving patients from unnecessary anxiety and expense. In this image-focused review, we present the ultrasound, computed tomography, magnetic resonance imaging, and positron emission tomography scan features of eight such entities. Clues that indicate the correct pathology are discussed, and the usual clinical setting is described. Many of these lesions are treated differently from true neoplasms, and the current treatment plan is discussed in many of the cases presented. After reviewing this article, the reader will have a better understanding of these lesions and the situations in which they should be included in the differential diagnosis.</p>","PeriodicalId":11341,"journal":{"name":"Diagnostic and interventional radiology","volume":null,"pages":null},"PeriodicalIF":1.4,"publicationDate":"2024-06-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141317157","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
Renal bleeding: imaging and interventions in patients with tumors. 肾出血:肿瘤患者的成像和干预措施。
IF 2.1 4区 医学
Diagnostic and interventional radiology Pub Date : 2024-06-14 DOI: 10.4274/dir.2024.242822
Emad D Singer, Niloofar Karbasian, Douglas S Katz, Vincenzo K Wong, Mohamed E Abdelsalam, Nir Stanietzky, Trinh T Nguyen, Anuradha S Shenoy-Bhangle, Mohamed Badawy, Margarita V Revzin, Mostafa A Shehata, Mohamed Eltaher, Khaled M Elsayes, Brinda Rao Korivi
{"title":"Renal bleeding: imaging and interventions in patients with tumors.","authors":"Emad D Singer, Niloofar Karbasian, Douglas S Katz, Vincenzo K Wong, Mohamed E Abdelsalam, Nir Stanietzky, Trinh T Nguyen, Anuradha S Shenoy-Bhangle, Mohamed Badawy, Margarita V Revzin, Mostafa A Shehata, Mohamed Eltaher, Khaled M Elsayes, Brinda Rao Korivi","doi":"10.4274/dir.2024.242822","DOIUrl":"https://doi.org/10.4274/dir.2024.242822","url":null,"abstract":"<p><p>In patients with cancer, spontaneous renal bleeding can stem from a range of underlying factors, necessitating precise diagnostic tools for effective patient management. Benign and malignant renal tumors are among the primary culprits, with angiomyolipomas and renal cell carcinomas being the most common among them. Vascular anomalies, infections, ureteral obstructions, and coagulation disorders can also contribute to renal-related bleeding. Cross-sectional imaging techniques, particularly ultrasound and computed tomography (CT), play pivotal roles in the initial detection of renal bleeding. Magnetic resonance imaging and CT are preferred for follow-up evaluations and aid in detecting underlying enhancing masses. IV contrast-enhanced ultrasound can provide additional information for active bleeding detection and differentiation. This review article explores specific disorders associated with or resembling spontaneous acute renal bleeding in patients with renal tumors; it focuses on the significance of advanced imaging techniques in accurately identifying and characterizing renal bleeding in these individuals. It also provides insights into the clinical presentations, imaging findings, and treatment options for various causes of renal bleeding, aiming to enhance the understanding, diagnosis, and management of the issue.</p>","PeriodicalId":11341,"journal":{"name":"Diagnostic and interventional radiology","volume":null,"pages":null},"PeriodicalIF":2.1,"publicationDate":"2024-06-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141317156","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
Pivotal role of the synovioentheseal complex in the imaging of arthritis and rheumatic diseases. 滑膜腱鞘复合体在关节炎和风湿病成像中的关键作用。
IF 2.1 4区 医学
Diagnostic and interventional radiology Pub Date : 2024-06-10 DOI: 10.4274/dir.2024.242740
Adalet Elçin Yıldız, Üstün Aydıngöz
{"title":"Pivotal role of the synovioentheseal complex in the imaging of arthritis and rheumatic diseases.","authors":"Adalet Elçin Yıldız, Üstün Aydıngöz","doi":"10.4274/dir.2024.242740","DOIUrl":"https://doi.org/10.4274/dir.2024.242740","url":null,"abstract":"<p><p>Imaging plays a key role in the diagnosis and management of rheumatic diseases. Although joints and periarticular tissue are commonly involved in rheumatic diseases, entheses further away from joints, such as in the Achilles tendon or plantar fascia insertion onto the calcaneus, as well as skin and subcutaneous tissue, are among other -sometimes overlooked- targets. The link of enthesitis, which describes inflammation at the insertions of ligaments, tendons, or joint capsules, with spondyloarthritis (SpA) was established just before the turn of the century as a characteristic feature based on imaging studies with histopathological correspondence. To highlight the association between enthesitis and synovitis in SpA, the anatomical unit of the \"synovioentheseal complex\" (SEC) and the concepts of \"functional enthesis\" and \"articular enthesis,\" apart from the better known \"insertional enthesis,\" were introduced to encompass other inflammatory lesions associated with SpA. Studies from the last two decades revealed the involvement of the SEC in rheumatic and non-rheumatic disorders with different pathogeneses. Although such involvement is sometimes distinctive, it does not necessarily point to a specific diagnosis at other times. Nevertheless, the potential of SEC inflammation in the differentiation of SpA from other forms of arthritis remains important. The purpose of this review was to provide essential information concerning the involvement of the SEC in the diagnosis of rheumatic diseases and arthritis, focusing on imaging characteristics.</p>","PeriodicalId":11341,"journal":{"name":"Diagnostic and interventional radiology","volume":null,"pages":null},"PeriodicalIF":2.1,"publicationDate":"2024-06-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141295737","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
Unusual liver tumors: spectrum of imaging findings with pathologic correlation. 异常肝脏肿瘤:影像学发现与病理学相关性谱系。
IF 2.1 4区 医学
Diagnostic and interventional radiology Pub Date : 2024-06-10 DOI: 10.4274/dir.2024.242827
Nir Stanietzky, Ahmed Ebada Salem, Khaled M Elsayes, Maryam Rezvani, Sarah Palmquist, Imran Ahmed, Ahmed Marey, Silvana Faria, Ayman H Gaballah, Christine O Menias, Akram M Shaaban
{"title":"Unusual liver tumors: spectrum of imaging findings with pathologic correlation.","authors":"Nir Stanietzky, Ahmed Ebada Salem, Khaled M Elsayes, Maryam Rezvani, Sarah Palmquist, Imran Ahmed, Ahmed Marey, Silvana Faria, Ayman H Gaballah, Christine O Menias, Akram M Shaaban","doi":"10.4274/dir.2024.242827","DOIUrl":"https://doi.org/10.4274/dir.2024.242827","url":null,"abstract":"<p><p>The liver is a common location for both primary and secondary cancers of the abdomen. Radiologists become familiar with the typical imaging features of common benign and malignant liver tumors; however, many types of liver tumors are encountered infrequently. Due to the rarity of these lesions, their typical imaging patterns may not be easily recognized, meaning their underlying pathologic features may not be discovered or suggested until an invasive biopsy is performed. In this review article, we discuss multiple hepatic neoplasms that are both unusual and rare. Some have typical imaging patterns, whereas others are non-specific and can only be included in the differential diagnosis. The clinical history and serologic findings are often critical in suggesting these entities; therefore, these are also discussed to familiarize the radiologist with the appropriate clinical setting of each. The article includes an image-rich description of each entity with accompanying figures describing the ultrasonography, computed tomography, and magnetic resonance imaging features of each disease process. Novel therapies and prognosis of several of the diseases are also included in the discussion.</p>","PeriodicalId":11341,"journal":{"name":"Diagnostic and interventional radiology","volume":null,"pages":null},"PeriodicalIF":2.1,"publicationDate":"2024-06-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141295738","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 findings of primary lung tumors in children. 儿童原发性肺肿瘤的影像学检查结果。
IF 2.1 4区 医学
Diagnostic and interventional radiology Pub Date : 2024-06-10 DOI: 10.4274/dir.2024.242714
H Nursun Özcan, Fırat Atak, Berna Oğuz, Tezer Kutluk, Mithat Haliloğlu
{"title":"Imaging findings of primary lung tumors in children.","authors":"H Nursun Özcan, Fırat Atak, Berna Oğuz, Tezer Kutluk, Mithat Haliloğlu","doi":"10.4274/dir.2024.242714","DOIUrl":"https://doi.org/10.4274/dir.2024.242714","url":null,"abstract":"<p><strong>Purpose: </strong>Pediatric lung tumors are primarily discussed in the surgical literature. However, limited research has been reported on their imaging findings, and only a few tumor types have been documented. Therefore, the aim of this article is to describe the imaging features of primary lung tumors in children.</p><p><strong>Methods: </strong>The archives of the pediatric radiology unit were reviewed for primary lung tumors documented between 2007 and 2023. In total, 24 patients (9 girls and 15 boys; aged 5 months to 16 years) were included in the study. Their demographic characteristics, clinical presentation, and histopathologic results were obtained. All imaging studies were reviewed by two radiologists for various findings (e.g., lymphadenopathy, atelectasis, pleural effusion, calcification, multiplicity, pneumothorax, axial and lobar location, laterality, tumor margin, mediastinal shift, contrast enhancement pattern, signal intensity on T1- and T2-weighted images, and diffusion pattern), and a final decision was made by consensus. The mean tumor size was compared between the benign and malignant groups using a t-test.</p><p><strong>Results: </strong>There were 15 (62.5%) benign tumors, as follows: inflammatory myofibroblastic tumor (IMT; n = 10, 41%), hemangioma (n = 2, 8%), pneumocytoma (n = 2, 8%), and mature cystic teratoma (n = 1, 4%). Moreover, there were 9 (37.5%) malignant tumors, as follows: pleuropulmonary blastoma (PPB; n = 6, 25%), adenocarcinoma (n = 2, 8%), and lymphoepithelioma-like carcinoma (LELC) (n = 1, 4%). The most frequently reported symptoms were cough, fever, dyspnea, chest pain, and recurrent infection; six patients reported no clinical symptoms. Fifteen tumors (62%) were located in the right lung. The mean tumor diameter at the time of diagnosis was 6.4 ± 3 cm (benign group: 6.7 ± 3.4 cm; malignant group: 6 ± 2.3 cm, <i>P</i> > 0.050). Calcification was present in 80% of the patients with IMT. At the time of diagnosis, two (8.3%) patients were found to have metastasis: one was diagnosed with adenocarcinoma and the other with LELC. Tumors were located peripherally in 18 (75%) patients.</p><p><strong>Conclusion: </strong>The symptoms associated with lung masses are non-specific. There is no correlation between tumor size and malignancy. The most common tumors observed in this study were IMT and PPB, respectively. IMT is highly associated with calcification.</p><p><strong>Clinical significance: </strong>Primary lung tumors are rarely seen in children, and they have different histopathological types. Calcification might be an important radiological clue for the diagnosis of IMT, which is the most common lung tumor in children.</p>","PeriodicalId":11341,"journal":{"name":"Diagnostic and interventional radiology","volume":null,"pages":null},"PeriodicalIF":2.1,"publicationDate":"2024-06-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141295736","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
Preoperative prediction of lymphovascular invasion and T-staging of rectal cancer via a dual-energy computed tomography iodine map: a feasibility study. 通过双能计算机断层扫描碘图预测直肠癌术前淋巴管侵犯和T分期:一项可行性研究。
IF 2.1 4区 医学
Diagnostic and interventional radiology Pub Date : 2024-06-05 DOI: 10.4274/dir.2024.242755
Jinliang Zhang, Hui Qi, Chun Yang, Ling Liu, Yuxin Wang, Wei Li
{"title":"Preoperative prediction of lymphovascular invasion and T-staging of rectal cancer via a dual-energy computed tomography iodine map: a feasibility study.","authors":"Jinliang Zhang, Hui Qi, Chun Yang, Ling Liu, Yuxin Wang, Wei Li","doi":"10.4274/dir.2024.242755","DOIUrl":"https://doi.org/10.4274/dir.2024.242755","url":null,"abstract":"<p><strong>Purpose: </strong>To investigate the value of dual-energy computed tomography (DECT) in predicting lymphovascular invasion (LVI) and the accuracy of preoperative T-staging of rectal cancer (RC).</p><p><strong>Methods: </strong>Forty-nine patients with RC who had not received radiotherapy were enrolled to undergo a DECT scan. All patients underwent surgical tumor resection within 3-5 days after the DECT scan. Preoperative T-staging of RC based on images was performed by experienced radiologists. The normalized iodine concentrations (NIC) of the tumor and the perirectal adipose tissue (PAT) from the arterial phase (AP) and venous phase (VP) were measured using DECT. The tumor LVI and T-staging confirmed by pathology were used as the gold standard for grouping (group A, LVI-; group B, LVI+; group C, T1-2; and group D, T3-4a). The NIC values between two groups were compared using the Mann-Whitney U test, with <i>P</i> < 0.05 indicating a statistically significant difference. The accuracy of NIC in predicting LVI and distinguishing T1-2 RC from T3-4a RC were determined via receiver operating characteristic curve analysis, and the optimal cut-off of NIC was determined using the area under the curve.</p><p><strong>Results: </strong>The tumor NIC values were significantly higher in the LV+ group than in the LVI- group in the VP (0.728 ± 0.031 vs. 0.669 ± 0.034, <i>P</i> < 0.001). The NIC values of PAT were significantly higher in the T3-4a group than in the T1-2 group in both the AP (4.034 ± 0.991 vs. 3.115 ± 0.581, <i>P</i> < 0.05) and the VP (5.481 ± 1.054 vs. 3.450 ± 0.980, <i>P</i> < 0.001). The accuracy of using NIC values to distinguish between the LVI+ group and the LVI- group and to diagnose the T3-4a group were 85.7% and 89.8%, respectively. However, there was no statistically significant difference between the NIC value in the LVI+ group and in the LVI- group in the AP. There was also no statistical difference in the tumor NIC value between the T1-2 group and the T3-4a group.</p><p><strong>Conclusion: </strong>The tumor and PAT NIC are valuable indicators in RC that can preoperatively predict LVI and improve the accuracy of preoperative RC T-staging.</p><p><strong>Clinical significance: </strong>The use of DECT improves the T-staging and LVI prediction of RC, which is helpful in guiding the clinical selection of appropriate treatment modalities and improving prognostic outcomes.</p>","PeriodicalId":11341,"journal":{"name":"Diagnostic and interventional radiology","volume":null,"pages":null},"PeriodicalIF":2.1,"publicationDate":"2024-06-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141247561","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
Hepatic arterial infusion chemotherapy combined with toripalimab and surufatinib for the treatment of advanced intrahepatic cholangiocarcinoma. 肝动脉灌注化疗联合托瑞帕利单抗和舒伐替尼治疗晚期肝内胆管癌。
IF 2.1 4区 医学
Diagnostic and interventional radiology Pub Date : 2024-06-03 DOI: 10.4274/dir.2024.242673
Songlin Song, Yiming Liu, Yanqiao Ren, Chuansheng Zheng, Bin Liang
{"title":"Hepatic arterial infusion chemotherapy combined with toripalimab and surufatinib for the treatment of advanced intrahepatic cholangiocarcinoma.","authors":"Songlin Song, Yiming Liu, Yanqiao Ren, Chuansheng Zheng, Bin Liang","doi":"10.4274/dir.2024.242673","DOIUrl":"https://doi.org/10.4274/dir.2024.242673","url":null,"abstract":"<p><strong>Purpose: </strong>The aim of the present study is to report the clinical results of patients with advanced intrahepatic cholangiocarcinoma (ICC) who received combination therapy of hepatic arterial infusion chemotherapy (HAIC), toripalimab and surufatinib.</p><p><strong>Methods: </strong>The study cohort consisted of 28 patients with advanced ICC who were treated with HAIC (mFOLFOX6 regimen, Q3W) in combination with intravenous toripalimab (240 mg, Q3W) and oral surufatinib (150 mg, once daily). The cohort had 14 male and 14 female patients. The baseline characteristics of the study cohort were obtained. The tumor response and drug-associated toxicity were assessed and reported.</p><p><strong>Results: </strong>During the follow-up period (median follow-up time: 11.3 months; range: 4-19 months), four patients died of tumor progression. The objective response rate and disease control rate were 58% and 79%, respectively. The mPFS was 9.5 months, and the overall survival rate was 83.3%. The most frequent adverse events were nausea and vomiting (100%) and abdominal pain (85.7%). Serious complications related to death were not observed.</p><p><strong>Conclusion: </strong>The combination treatment schedule for advanced ICC demonstrated positive efficacy and safety profiles.</p><p><strong>Clinical significance: </strong>This study provides promising clinical guidance for the treatment of advanced cholangiocarcinoma and is expected to modify the treatment strategy for this disease.</p>","PeriodicalId":11341,"journal":{"name":"Diagnostic and interventional radiology","volume":null,"pages":null},"PeriodicalIF":2.1,"publicationDate":"2024-06-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141247614","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
Single-center 10-year retrospective analysis of Amplatzer Vascular Plug 4 embolization for pulmonary arteriovenous malformations with feeding arteries of <6 mm. 单中心 10 年回顾性分析 Amplatzer Vascular Plug 4 栓塞治疗供血动脉小于 6 毫米的肺动静脉畸形。
IF 2.1 4区 医学
Diagnostic and interventional radiology Pub Date : 2024-06-03 DOI: 10.4274/dir.2024.242732
Jung Guen Cha, Jongmin Park, Byunggeon Park, Seo Young Park, So Mi Lee, Jihoon Hong
{"title":"Single-center 10-year retrospective analysis of Amplatzer Vascular Plug 4 embolization for pulmonary arteriovenous malformations with feeding arteries of <6 mm.","authors":"Jung Guen Cha, Jongmin Park, Byunggeon Park, Seo Young Park, So Mi Lee, Jihoon Hong","doi":"10.4274/dir.2024.242732","DOIUrl":"https://doi.org/10.4274/dir.2024.242732","url":null,"abstract":"<p><strong>Purpose: </strong>To evaluate the efficacy and safety of Amplatzer Vascular Plug 4 (AVP4) embolization in pulmonary arteriovenous malformations (PAVMs) with small- to medium-sized feeding arteries (<6 mm) and to identify factors affecting persistence and the main persistence patterns after embolization.</p><p><strong>Methods: </strong>Between June 2013 and February 2023, we retrospectively reviewed 100 patients with 217 treated PAVMs. We included PAVMs with feeding arteries <6 mm, treated with AVP4 embolization, and followed adequately with computed tomography (CT). Technical success was defined as flow cessation observed on angiography. Persistence was defined as less than a 70% reduction of the venous sac on CT. We evaluated adverse events for each embolization session. Patterns of persistence were assessed using follow-up angiography. Univariate and multivariate analyses were performed to evaluate factors affecting persistence based on the 70% CT criteria.</p><p><strong>Results: </strong>Fifty-one patients (48 women, 3 men; mean age: 50.8 years; age range: 16-71 years) with 103 PAVMs met the inclusion criteria. The technical success rate was 100%. The persistence rate was 9.7% (10/103), and the overall adverse event rate was 2.9% (3/103) during a mean follow-up of 556 days (range: 181-3,542 days). In two cases, the persistence pattern confirmed by follow-up angiography involved reperfusion via adjacent pulmonary artery collaterals. The location of embolization relative to the last normal branch of the pulmonary artery was the only factor substantially affecting persistence.</p><p><strong>Conclusion: </strong>Embolization with AVP4 appears to be safe and effective for small- to medium-sized PAVMs. The location of the embolization relative to the last normal branch of the pulmonary artery was found to be the main determinant of persistence.</p><p><strong>Clinical significance: </strong>Given the increasing demand for the treatment of small PAVMs, AVP4 embolization could be considered a viable and effective option for managing PAVMs with feeding arteries <6 mm.</p>","PeriodicalId":11341,"journal":{"name":"Diagnostic and interventional radiology","volume":null,"pages":null},"PeriodicalIF":2.1,"publicationDate":"2024-06-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141247684","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
Non-routine thrombectomy in pediatric arterial ischemic stroke. 小儿动脉缺血性卒中的非例行血栓切除术。
IF 2.1 4区 医学
Diagnostic and interventional radiology Pub Date : 2024-05-30 DOI: 10.4274/dir.2024.242675
Sinan Balcı, Nesibe Gevher Eroğlu-Ertuğrul, Ahmet Ziya Birbilen, Dilek Yalnızoğlu, Selman Kesici, Tevfik Karagöz, Anıl Arat
{"title":"Non-routine thrombectomy in pediatric arterial ischemic stroke.","authors":"Sinan Balcı, Nesibe Gevher Eroğlu-Ertuğrul, Ahmet Ziya Birbilen, Dilek Yalnızoğlu, Selman Kesici, Tevfik Karagöz, Anıl Arat","doi":"10.4274/dir.2024.242675","DOIUrl":"https://doi.org/10.4274/dir.2024.242675","url":null,"abstract":"<p><strong>Purpose: </strong>Unlike in adults, the indications and techniques for mechanical thrombectomy for arterial ischemic stroke (AIS) in children are not clearly established. The medical and interventional management of children with acute large vessel occlusion may entail the modification of the standardized management of this condition in adults. We present six cases of children who underwent non-routine thrombectomy for AIS.</p><p><strong>Methods: </strong>We retrospectively reviewed the records of children diagnosed with AIS between 2015 and 2023 and evaluated patient characteristics, procedural technical data, and final clinical outcomes. Procedures deviating from the current definition and indications for AIS treatment in adults as well as previously reported pediatric thrombectomy cases were defined as non-routine thrombectomy.</p><p><strong>Results: </strong>Seven non-routine thrombectomy procedures in six children were included in the study. The National Institutes of Health Stroke Scale scores on admission ranged from 4 to 35; no procedure-related mortality or major neurologic morbidity occurred. One child died of causes related to the initial severe heart failure and stroke; otherwise, all the children had a modified Rankin scale score of 0 to 1 at follow-up. Unique clinical and procedural features in our case series included presentation with acute stent occlusion (two children), bilateral simultaneous internal carotid artery occlusions associated with a unilateral tandem middle cerebral artery (MCA) occlusion (one child), MCA occlusion caused by thromboembolism of the atrial myxoma (one child), and very distal (one child) or delayed thrombectomy (two children).</p><p><strong>Conclusion: </strong>Modifications to the standard medical and interventional algorithms may be required for mechanical thrombectomy in children.</p><p><strong>Clinical significance: </strong>Referral centers specialized in pediatric neurology, pediatric anesthesia, and pediatric intervention are optimal for treating children using mechanical thrombectomy and for modifying the treatment, if required.</p>","PeriodicalId":11341,"journal":{"name":"Diagnostic and interventional radiology","volume":null,"pages":null},"PeriodicalIF":2.1,"publicationDate":"2024-05-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141247620","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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