RADIOLOGIA最新文献

{"title":"Rendimiento diagnóstico de la reserva fraccional de flujo derivada de la tomografía computarizada en pacientes con estenosis coronaria significativa","authors":"G. Bastarrika ,&nbsp;A. Álvarez-Acedo ,&nbsp;A. Ezponda ,&nbsp;A. Ochoa-González ,&nbsp;M.R. López de la Torre ,&nbsp;F.M. Caballeros Lam ,&nbsp;D.A. Zambrano ,&nbsp;R.J. Ruiz-Salmerón","doi":"10.1016/j.rx.2025.02.006","DOIUrl":"10.1016/j.rx.2025.02.006","url":null,"abstract":"<div><h3>Objective</h3><div>To determine the diagnostic performance of computed tomography-derived fractional flow reserve (FFRCT) in patients with significant coronary artery stenosis (≥<!--> <!-->50%) on coronary computed tomography angiography (CCTA).</div></div><div><h3>Material and methods</h3><div>The FFRCT was retrospectively calculated for 73 patients with CAD-RADS 3 or 4 on CCTA who underwent conventional coronary angiography, using a deep learning-based software (DEEPVESSEL-FFR, Keya Medical, Kanbai Tech). A FFRCT value &lt;<!--> <!-->0.80 was considered haemodynamically significant. Conventional coronary angiography was used as the reference standard to compare the effectiveness of the individual use of CCTA, the individual use of FFRCT and the combined use of CCTA and FFRCT.</div></div><div><h3>Results</h3><div>A FFRCT of &lt;<!--> <!-->0.80 was observed in 62 of the 219 vessels analysed (28.3%). In a per-vessel analysis, the sensitivity, specificity, positive predictive value, negative predictive value, and accuracy were 95.5%, 75%, 62.7%, 97.4%, and 81.3%, respectively for ≥<!--> <!-->50% stenosis on CCTA, and 67.2%, 88.8%, 72.6%, 85.9% and 82.2%, respectively for FFRCT, when compared to conventional coronary angiography. The combined CCTA +<!--> <!-->FFRCT interpretation improved the diagnostic performance of the test both on a per-vessel (area under the curve 0.91 vs. 0.85 for CCTA; <em>P</em> <!-->=<!--> <!-->.03 and 0.78 for FFRCT; <em>P</em> <!-->=<!--> <!-->.007) and per-patient basis (area under the curve 0.89 vs. 0.81 for CCTA; <em>P</em> <!-->=<!--> <!-->.005 and 0.79 for FFRCT; <em>P</em> <!-->=<!--> <!-->.002).</div></div><div><h3>Conclusion</h3><div>The combined CCTA +<!--> <!-->FFRCT interpretation with deep learning-based software improves the diagnostic performance of individual CCTA or FFRCT readings in patients with significant coronary artery stenosis.</div></div>","PeriodicalId":31509,"journal":{"name":"RADIOLOGIA","volume":"68 3","pages":"Article 101671"},"PeriodicalIF":1.1,"publicationDate":"2026-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147826771","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Aplicación del léxico BI-RADS® en la mamografía con contraste: estableciendo un marco para la estandarización de informes","authors":"R. Alcantara ,&nbsp;J. Azcona ,&nbsp;E. Vall ,&nbsp;E. Vila-Trias ,&nbsp;E.N. Arenas","doi":"10.1016/j.rx.2024.10.001","DOIUrl":"10.1016/j.rx.2024.10.001","url":null,"abstract":"<div><div>Contrast-enhanced mammography (CEM) is an advanced breast radiology technique, comparable to magnetic resonance imaging (MRI). In 2022, the American College of Radiology (ACR) published a supplement on the BI-RADS® lexicon for mammography that included specifications for CEM, given its increasing popularity. The aim was to promote consistency in reporting and to encourage future research. However, an official Spanish version does not yet exist. This article reviews and applies a Spanish version of the lexicon, establishing an initial framework for the standardisation of interpreting and report writing for this modality. Future revisions of the lexicon are expected to be based on further experience and research. It should be used systematically to ensure clarity and accuracy in diagnostic reports and assessments.</div></div>","PeriodicalId":31509,"journal":{"name":"RADIOLOGIA","volume":"68 3","pages":"Article 101641"},"PeriodicalIF":1.1,"publicationDate":"2026-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147826778","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Artículos recomendados por residentes para residentes de Radiología","authors":"V. Moratalla Sasu ,&nbsp;G. Santabrígida Oreja ,&nbsp;A. Rueda de Eusebio ,&nbsp;P. Menor García","doi":"10.1016/j.rx.2026.501830","DOIUrl":"10.1016/j.rx.2026.501830","url":null,"abstract":"","PeriodicalId":31509,"journal":{"name":"RADIOLOGIA","volume":"68 3","pages":"Article 501830"},"PeriodicalIF":1.1,"publicationDate":"2026-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147826770","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Resonancia magnética fetal en patología cardiotorácica","authors":"M. Recio Rodríguez,&nbsp;A. Díaz Moreno,&nbsp;J. López Alcolea,&nbsp;D. García Castellanos,&nbsp;L. Sanabria Greciano,&nbsp;J. Carrascoso Arranz","doi":"10.1016/j.rx.2024.01.003","DOIUrl":"10.1016/j.rx.2024.01.003","url":null,"abstract":"<div><div>Ultrasound is the main imaging technique used to assess foetal cardiovascular and thoracic diseases. Nonetheless, even when performed by senior physicians, it has some limitations, particularly in cases of suboptimal acoustic window. Foetal chest magnetic resonance imaging is a complementary technique for studying thoracic pathology. Due to its ability to provide tissue characterisation and its multiplanar capabilities, it can diagnose multiple lesions, assess the degree of involvement and detect possible associated anomalies, providing valuable information for management, prognosis and both prenatal and postnatal treatment.</div><div>Foetal cardiac magnetic resonance is a novel diagnostic tool for studying the foetal heart and circulation and it is useful as an alternative imaging modality when ultrasound is inconclusive. Furthermore, it can provide useful anatomical and physiological information for establishing a prognosis or medical treatment and for planning invasive prenatal cardiovascular interventions.</div></div>","PeriodicalId":31509,"journal":{"name":"RADIOLOGIA","volume":"68 3","pages":"Article 101561"},"PeriodicalIF":1.1,"publicationDate":"2026-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140280497","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Seguimiento con imagen del cáncer de mama tratado con crioablación","authors":"L. Graña-López ,&nbsp;L. Abelairas-López ,&nbsp;N. Correa-Lugilde ,&nbsp;I. Fernández-Sobrado ,&nbsp;L. López-Rodríguez ,&nbsp;A. Villares-Armas ,&nbsp;M. Vázquez-Caruncho","doi":"10.1016/j.rx.2025.501688","DOIUrl":"10.1016/j.rx.2025.501688","url":null,"abstract":"<div><h3>Introduction</h3><div>Cryoablation has emerged as an alternative treatment for early-stage, low-risk breast cancer, particularly in patients who are not suitable candidates for surgery.</div></div><div><h3>Objective</h3><div>The aim of this article is to describe mammography, ultrasound, and contrast-enhanced mammography findings after successful percutaneous cryoablation (PCA) and describe signs of residual tumour or recurrence. In addition, we use our experience to propose a follow-up protocol for breast cancer patients treated with cryoablation.</div></div><div><h3>Material and methods</h3><div>We retrospectively reviewed all cases of biopsy-proven early-diagnosed breast cancer in non-surgical patients in our institution between May 2019 and December 2024. We included those cases that were treated with PCA alone, with no known distant metastases and which had at least one available follow-up image study. The following radiological studies were carried out every six months: mammography and ultrasound until November 2023 and contrast-enhanced mammography thereafter. Benign and suspicious imaging findings were assessed.</div></div><div><h3>Results</h3><div>From May 2019 to December 2024, 85 malignant breast tumours were treated with PCA in our institution. Of these, 63 cases met the inclusion criteria. Mammographic studies after PCA revealed findings consistent with fat necrosis which persisted or reduced in size during follow-up. Contrast administration helped exclude malignancy, especially in cases in which the findings did not change over time in conventional imaging or in those which were high in density or had spiculated margins. The appearance of a dense mass or mass-like enhancement at the periphery of the treated area suggested malignancy.</div></div><div><h3>Conclusion</h3><div>Contrast-enhanced mammography is preferred for follow-up after PCA. Post-ablation findings—both on functional and conventional imaging techniques—are variable and it is important for radiologists to be familiar with them. We recommend performing a functional imaging study every six months for at least two years, followed by annual evaluations.</div></div>","PeriodicalId":31509,"journal":{"name":"RADIOLOGIA","volume":"68 3","pages":"Article 501688"},"PeriodicalIF":1.1,"publicationDate":"2026-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147826772","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Corona mortis: la reina de las variantes vasculares pélvicas","authors":"R. Alonso-González ,&nbsp;M.A. Udaondo Cascante ,&nbsp;J. Velasco Gómez ,&nbsp;M. Parra Calleja ,&nbsp;J.M. del Monte Diez ,&nbsp;M. Gallego-Verdejo ,&nbsp;I. Sánchez Lite","doi":"10.1016/j.rx.2025.501686","DOIUrl":"10.1016/j.rx.2025.501686","url":null,"abstract":"<div><div><em>Corona mortis</em> is a common vascular variant in the pelvis with significant clinical importance. While there is no standardised definition, the term generally refers to any anatomical situation where a vessel —either arterial or venous— crosses over the superior pubic ramus and is thus susceptible to injury. This anatomical course places it at high risk of injury in numerous clinical scenarios, including pelvic trauma and various surgical procedures. The aim of this article is to review the anatomy of arterial <em>corona mortis</em> using computed tomography angiography (CTA) and digital subtraction angiography and to use examples to illustrate the considerable clinical significance of this vascular variant. With its high prevalence and relevance, arterial corona stands out as the leading pelvic vascular variant. Radiologists should be familiar with its anatomy and high haemorrhagic risk, explicitly including it in radiological reports when the clinical situation means it could be of significance.</div></div>","PeriodicalId":31509,"journal":{"name":"RADIOLOGIA","volume":"68 3","pages":"Article 501686"},"PeriodicalIF":1.1,"publicationDate":"2026-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147826774","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Complicaciones post-ablación por radiofrecuencia de venas pulmonares. Lo que todo radiólogo debe saber","authors":"A. Michael Fernández,&nbsp;M.A. Fernández Méndez,&nbsp;A. Arribas Marcos,&nbsp;J. Martín Pinacho,&nbsp;P. Torres Rubio,&nbsp;J. Alarcón Rodríguez","doi":"10.1016/j.rx.2025.501698","DOIUrl":"10.1016/j.rx.2025.501698","url":null,"abstract":"<div><div>Radiofrequency ablation (RFA) of the pulmonary veins is a common procedure used to treat persistent atrial fibrillation. Although it is generally safe and effective, it can be associated with complications of varying nature and severity. These include vascular access-related issues such as puncture site haematomas, complications involving the pulmonary veins themselves such as stenosis or thrombosis, and injuries to adjacent organs, including the development of atrio-oesophageal fistula, among others. Multidetector computed tomography (MDCT) is the technique of choice to assess these complications, as well as for identifying key anatomical features that should be considered during pre-procedural planning.</div></div>","PeriodicalId":31509,"journal":{"name":"RADIOLOGIA","volume":"68 3","pages":"Article 501698"},"PeriodicalIF":1.1,"publicationDate":"2026-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147826775","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"El potencial de la ecografía con contraste (CEUS) en el diagnóstico de la patología escrotal","authors":"A. Castillo-Fortuño,&nbsp;D. Corominas,&nbsp;D. Vas,&nbsp;L. Buñesch,&nbsp;C. Nicolau","doi":"10.1016/j.rx.2025.501687","DOIUrl":"10.1016/j.rx.2025.501687","url":null,"abstract":"<div><div>Contrast-enhanced ultrasound (CEUS) is an advanced technique that stands out for its ability to assess macrovascularisation and organ and tumour perfusion in situations where Doppler mode has limitations, such as small lesions, slow flow, or artifacts. These features make it a highly valuable tool for the accurate diagnosis of scrotal pathologies, especially in cases where determining the need for surgical intervention is critical. Additionally, CEUS is a safe and well-tolerated technique, applicable to virtually all patients, including the paediatric population. Its applications include managing testicular torsion, trauma, segmental infarctions, and focal lesions, as well as characterising tumours and evaluating complications such as abscesses and haematomas. This review aims to provide a guide on the use of CEUS in scrotal pathology, highlighting its clinical indications and advantages over conventional ultrasound.</div></div>","PeriodicalId":31509,"journal":{"name":"RADIOLOGIA","volume":"68 3","pages":"Article 501687"},"PeriodicalIF":1.1,"publicationDate":"2026-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147826780","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Resonancia magnética de los dedos: evaluación de la anatomía y la afección traumática","authors":"R. Oca Pernas ,&nbsp;N. Hormaza Aguirre ,&nbsp;A. Capelastegui Alber ,&nbsp;F.J. García Bernal ,&nbsp;A. Dehesa García ,&nbsp;F. Livrone","doi":"10.1016/j.rx.2024.12.003","DOIUrl":"10.1016/j.rx.2024.12.003","url":null,"abstract":"<div><div>MRI is useful in the evaluation of traumatic soft tissue injuries of the fingers due to its high spatial and contrast resolution, as well as its ability to provide multiplanar imaging that adapts the field of view to the region under study.</div><div>Advanced MRI allows precise identification of the small anatomical structures of the fingers and reliable injury diagnoses.</div><div>This article reviews the anatomy of the fingers, highlighting the unique features of the thumb. It discusses the most common traumatic soft tissue pathologies, and correlates them with clinical findings.</div><div>This article is intended to aid the planning of optimal MRI evaluation of traumatic pathologies, describe the imaging features of these injuries through representative cases, and discuss the implications that MRI findings may have on patient management and treatment.</div><div>.</div></div>","PeriodicalId":31509,"journal":{"name":"RADIOLOGIA","volume":"68 3","pages":"Article 101655"},"PeriodicalIF":1.1,"publicationDate":"2026-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147826779","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Sarcopenia basada en tomografía computarizada y cáncer de páncreas: valor pronóstico y variabilidad según diferentes métodos y umbrales","authors":"A. Gámez Martínez ,&nbsp;F. Valverde López ,&nbsp;M.J. Moreno Martínez ,&nbsp;D. López Cornejo ,&nbsp;D. Luengo Gómez ,&nbsp;J.M. Benítez ,&nbsp;A.J. Láinez Ramos-Bossini","doi":"10.1016/j.rx.2025.501723","DOIUrl":"10.1016/j.rx.2025.501723","url":null,"abstract":"<div><h3>Objective</h3><div>To evaluate the prognostic value of Computed Tomography (CT)-determined sarcopenia on overall survival in patients with pancreatic cancer, and to assess the variability in outcomes according to different criteria described in the literature.</div></div><div><h3>Materials and methods</h3><div>This was a retrospective observational study including patients with histologically confirmed pancreatic adenocarcinoma treated at our institution. Two automatic artificial intelligence (Comp2Comp and TotalSegmentator) segmentation methods were applied to extract various body composition parameter values. Sarcopenia was defined according to the criteria proposed by Prado et al. (2008) (&lt;<!--> <!-->52.4<!--> <!-->cm²/m² in men and &lt;<!--> <!-->38.5<!--> <!-->cm²/m² in women), as well as using additional thresholds described in previous studies. Descriptive analyses (univariate and bivariate) and survival analyses were performed using Kaplan-Meier curves, Log-Rank tests, and univariate and multivariate Cox regression models.</div></div><div><h3>Results</h3><div>A total of 71 patients were included (39.4% female; mean age: 64.1<!--> <!-->years), with a median overall survival of 10<!--> <!-->months. The prevalence of sarcopenia according to Prado et al. was 59.2%, ranging from 5.6% to 70.4% depending on the alternative methods described in the literature. Sarcopenia defined by Prado et al. was associated with reduced overall survival (crude Hazard Ratio [cHR]: 2.03; 95%<!--> <!-->CI: 1.19-3.45). However, substantial variability was observed when using other criteria, with cHR values ranging from non-significant to as high as 6.05 (95%<!--> <!-->CI: 2.04-17.96).</div></div><div><h3>Conclusions</h3><div>CT-determined sarcopenia is a prognostic factor for overall survival in patients with pancreatic cancer. However, there is a need to harmonise and standardise the methods and thresholds used for its assessment.</div></div>","PeriodicalId":31509,"journal":{"name":"RADIOLOGIA","volume":"68 3","pages":"Article 501723"},"PeriodicalIF":1.1,"publicationDate":"2026-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147826773","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}