Polish Journal of Radiology最新文献

{"title":"Importance of incidental coronary artery calcification in early diagnosis of obstructive coronary artery disease.","authors":"Mehtap Ilgar,&nbsp;Nurullah Dağ,&nbsp;Caner Türkoğlu","doi":"10.5114/pjr.2023.130198","DOIUrl":"https://doi.org/10.5114/pjr.2023.130198","url":null,"abstract":"<p><strong>Purpose: </strong>The early diagnosis of coronary artery disease (CAD) enables early intervention for the modifiable risk factors of the disease. Coronary artery calcification (CAC) detected incidentally on standard noncontrast chest computed tomography (CT) provides an opportunity for the early diagnosis of CAD. The purpose of this study was to demonstrate that CAC should be routinely reported when evaluating thoracic CT examinations. Routine reporting of CAC will contribute to the early diagnosis of CAD.</p><p><strong>Material and methods: </strong>The present study included 279 patients who underwent conventional coronary angiography (CAG) and CT within one month before undergoing CAG. The CAG and CT images of the patients were evaluated retrospectively. The levels of coronary artery stenosis were determined in reference to the CAG images. The CAC scores of the patients were calculated using the Weston method based on their chest CT images.</p><p><strong>Results: </strong>The mean age of the patients was 63.2 ± 11.5 (range, 41-93) years, and 172 (61.6%) of them were men. The Weston score (WS) was 0 in 18.9% of the patients with obstructive CAD (OCAD), whereas it was ≥ 7 in 27.9% of patients. All patients with a WS of ≥ 7 had OCAD. All patients without luminal stenosis or < 50% stenosis had a WS of < 7.</p><p><strong>Conclusions: </strong>The CAC score is useful for the diagnosis of CAD and OCAD. If CAC is identified on standard noncontrast chest CT, it should be scored and reported accordingly. The WS can be used for CAC scoring.</p>","PeriodicalId":47128,"journal":{"name":"Polish Journal of Radiology","volume":null,"pages":null},"PeriodicalIF":1.2,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/97/4a/PJR-88-51189.PMC10415811.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10001539","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}

{"title":"Can diffusion-weighted imaging be used in the examination of peritoneal fluids?","authors":"Zeynep Keskin","doi":"10.5114/pjr.2023.126135","DOIUrl":"https://doi.org/10.5114/pjr.2023.126135","url":null,"abstract":"<p><strong>Purpose: </strong>The aetiology of free fluid detected in the abdomen can be investigated with magnetic resonance imaging (MRI). The aim of this study is to investigate the effectiveness of diffusion-weighted images (DWI) and apparent diffusion coefficient (ADC) values in the evaluation of abdominopelvic fluids.</p><p><strong>Material and methods: </strong>Patients with abdominopelvic fluid detected on MRI of the lower abdomen were included in this retrospective, single-centre study. Paracentesis and fluid analysis was performed in these patients. The average ADC values in fluids were measured by a radiologist. A cut-off value was determined, and the specificity, sensitivity, negative predictive value (NPV), and positive predictive values (PPV) were calculated. Intra-observer agreement was investigated.</p><p><strong>Results: </strong>The study comprised 41 (33 female) patients, and their mean age was 48 ± 4.02 years. The ADC values in infective fluids were significantly higher than in non-infective fluids (<i>p</i> < 0.001). The cut-off value used was 2.95 × 10^-3 mm²/s. According to this threshold value, sensitivity in distinguishing non-infective from infective fluids was 88%, specificity was 93.8%, PPV was 95.7%, and NPV was 83.3%. Intra-observer agreement was strong in ADC values (κ = 0.699) (<i>p</i> < 0.001).</p><p><strong>Conclusions: </strong>We concluded that the ADC value is a non-invasive, reliable, reproducible imaging parameter that can be useful in the evaluation and characterization of abdominal fluids.</p>","PeriodicalId":47128,"journal":{"name":"Polish Journal of Radiology","volume":null,"pages":null},"PeriodicalIF":1.2,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/9a/0a/PJR-88-50424.PMC10086605.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9298830","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}

{"title":"Finding MRI features to obviate the need of repeat spinal biopsies in clinically suspected persistent or recurrent spinal osteomyelitis.","authors":"Stephany Barreto,&nbsp;Salil Sharma,&nbsp;Gaurav Cheraya,&nbsp;Amar Swarnkar,&nbsp;Kent Ogden,&nbsp;Rajiv Mangla","doi":"10.5114/pjr.2023.127066","DOIUrl":"https://doi.org/10.5114/pjr.2023.127066","url":null,"abstract":"<p><strong>Purpose: </strong>The aim of this study was to determine magnetic resonance imaging (MRI) features that could help differen-tiate the bone destruction due to persistent/recurrent spine infection from worsening bone destruction due to mechanical factors, which could help obviate the need for repeat spine biopsy.</p><p><strong>Material and methods: </strong>A retrospective study was performed on selected subjects who were more than 18 years of age, were diagnosed with infectious spondylodiscitis, underwent at least 2 spinal interventions for the diagnosis at the same level, and had MRI prior to each image-guided intervention. Both MRI studies were analysed for vertebral body changes, paravertebral collections, epidural thickening and collections, bone marrow signal changes, loss of vertebral body height, abnormal signal in intervertebral disc, and loss of disc height.</p><p><strong>Results: </strong>We observed that worsening of changes in paravertebral and epidural soft tissue were statistically more significant predictors of recurrent/persistent spine infection (<i>p</i>< 0.05). However, worsening destruction of vertebral body and intervertebral disc, abnormal vertebral marrow signal changes, and abnormal signal in intervertebral disc did not necessarily indicate worsening infection or recurrence.</p><p><strong>Conclusions: </strong>In patients of infectious spondylitis with suspected recurrence, the most common and pronounced MRI findings of worsening osseous changes can be deceiving and can result in negative repeat spinal biopsy. Changes in paraspinal and epidural soft tissues are more helpful in identifying the cause of worsening bone destruction. Correlation with clinical examination, inflammatory markers, and observing soft tissue changes on follow-up MRI is a more reliable way to identify patients who may benefit from repeat spine biopsy.</p>","PeriodicalId":47128,"journal":{"name":"Polish Journal of Radiology","volume":null,"pages":null},"PeriodicalIF":1.2,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/c2/c2/PJR-88-50623.PMC10207303.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9527533","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}

{"title":"Post-COVID-19 sequelae in lungs: retrospective computed tomography analysis in selected tertiary care hospitals of Mangalore.","authors":"Sonali Ullal,&nbsp;Ankita Goyal","doi":"10.5114/pjr.2023.125210","DOIUrl":"https://doi.org/10.5114/pjr.2023.125210","url":null,"abstract":"<p><strong>Purpose: </strong>The radiological features of COVID-19 during the active disease process are well established, but the radio-logical features in the convalescent and post-recovery period of the disease are still unclear. The objectives of this study are to document and assess the proportion of the residual changes in lung post COVID-19 infection and to look for evidence and the proportion of fibrosis post COVID-19 infection on high-resolution computed tomography (HRCT).</p><p><strong>Material and methods: </strong>HRCT thorax of COVID-positive cases done during the disease process and in the recovery/post recovery phase were included in the study. Sample Size: 75. Categorical data are represented in the form of frequencies and proportions. The c2 test was used as a test of significance for qualitative data. Continuous data are represented as mean and standard deviation. A <i>p</i>-value (probability that the result is true) of < 0.05 was considered as statistically significant after assuming all the rules of statistical tests.</p><p><strong>Results: </strong>Initial computed tomography (CT) findings mainly included ground glass opacity (GGO) (93.3%), inter-lobular septal thickening (66.7%), consolidation (52.0%), and fibrotic bands (8.0%). Ninety-two per cent of the CT scans demonstrated some pulmonary change in the follow-up CT. This was mostly in the form of GGO (58%). Approximately 17% of cases showed fibrotic changes in the follow-up CT.</p><p><strong>Conclusions: </strong>Post-COVID lung sequelae can be present in a significant number of patients. This are mostly seen in patients with severe initial disease and in older patients. Statistically significant post-COVID sequelae changes include GGO, fibrotic bands, and bronchiectasis.</p>","PeriodicalId":47128,"journal":{"name":"Polish Journal of Radiology","volume":null,"pages":null},"PeriodicalIF":1.2,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/cb/f1/PJR-88-50166.PMC9995240.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9109689","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}

{"title":"Congenital lung malformations: can we avoid computed tomography? A five-year study.","authors":"Filomena Carfagnini,&nbsp;Donatella Vivacqua,&nbsp;Michelangelo Baldazzi,&nbsp;Laura Marcolin,&nbsp;Stefano Giusto Picchi,&nbsp;Giulia Lassandro,&nbsp;Igino Simonetti,&nbsp;Piero Trovato,&nbsp;Giuliana Giacobbe,&nbsp;Antonio Corvino,&nbsp;Laura Greco","doi":"10.5114/pjr.2023.124091","DOIUrl":"https://doi.org/10.5114/pjr.2023.124091","url":null,"abstract":"<p><strong>Purpose: </strong>Congenital lung malformations (CLMs) consist of a variety of pulmonary development disorders. In the CLM approach, computed tomography (CT) is considered the gold standard imaging technique due to the high-resolution for the lung parenchyma evaluation, the study of the vascular system after contrast injection, and the multiplanar reconstructions. In the paediatric population CT is considered too invasive due to ionizing radiation and the use of contrast agent. Therefore, the indications for the use of magnetic resonance imaging (MRI) are increasing. The aim of our study is to compare retrospectively MRI and CT in the evaluation of CLMs, to reduce or avoid the use of contrast-enhanced CT in the paediatric population.</p><p><strong>Material and methods: </strong>We retrospectively evaluated 22 paediatric patients with prenatal diagnosis of CLMs. All the patients underwent postnatal MRI in the first 2 weeks of life (except for a patient) and pre-surgery contrast-enhanced CT. A total of 7 blinded radiologists divided into 3 different groups independently reviewed each MRI and CT examination. Sensitivity and specificity of radiologists with different years of experience on the field, as well as of MRI findings regarding every pathology, were evaluated using a ROC curve. The interobserver agreement regarding the MRI findings was also measured.</p><p><strong>Results: </strong>Analysing the ROC curves, we observed that MRI provided a satisfactory accuracy for diagnosing most congenital pulmonary diseases.</p><p><strong>Conclusions: </strong>Our study showed that MRI without contrast agent allows us to reach a CLM diagnosis in good agreement with contrast-enhanced CT, which is considered the gold standard imaging technique.</p>","PeriodicalId":47128,"journal":{"name":"Polish Journal of Radiology","volume":null,"pages":null},"PeriodicalIF":1.2,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/b8/c8/PJR-88-49897.PMC9907164.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10826244","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}

{"title":"Apparent diffusion coefficient and T2* mapping on 3T MRI in normal and degenerative lumbar intervertebral discs.","authors":"Reetika Kapoor,&nbsp;Varsha Purushottam Rangankar,&nbsp;Divyajat Kumar,&nbsp;Shashank Raina,&nbsp;Akhil Revikumar,&nbsp;Karthik Mohanan","doi":"10.5114/pjr.2023.128882","DOIUrl":"https://doi.org/10.5114/pjr.2023.128882","url":null,"abstract":"<p><strong>Purpose: </strong>To assess the utility of diffusion-weighted imaging (DWI) with apparent diffusion coefficient (ADC) maps and T2* mapping in quantitative analysis of nucleus pulposus (NP) and annulus fibrosus (AF) of lumbar intervertebral discs with its correlation with modified Pfirrmann grading (MPG) for lumbar degenerative disc disease (LDDD).</p><p><strong>Material and methods: </strong>One hundred subjects (20-74 years of age) underwent T2-weighted, DWI with ADC and T2* magnetic resonance imaging. MPG was applied to L3-L4, L4-L5, and L5-S1 discs, and ADC and T2* values of NP and AF were calculated in the mid-sagittal plane by segmenting each disc into 5 regions of interest (ROI) (NP-3, AF-2). Mean ADC and T2* values, their correlation, and cut-offs among different grades were calculated at different ROIs across different levels.</p><p><strong>Results: </strong>Out of total 300 discs analysed; 68 were normal (grade I) discs and 232 were degenerated (grade II to VIII) discs, based on MPG. T2* and ADC values in NP, AF, and the entire disc were significantly lower in degenerated discs than in normal discs. There was significant (<i>p</i> < 0.001) negative correlation between ADC and T2* values with MPG. ADC and T2* cut-off values were statistically significant across grades, with area under the curve (AUC) values in moderate to high accuracy range (0.8 to > 0.9) for assessing the degree of LDDD.</p><p><strong>Conclusions: </strong>T2* and ADC value-based grade scales are highly accurate in evaluating the degree of disc degeneration with a high degree of objectivity in comparison to visual assessment-based MPG. Reduced ADC and T2* values of NP could serve as markers of early LDDD.</p>","PeriodicalId":47128,"journal":{"name":"Polish Journal of Radiology","volume":null,"pages":null},"PeriodicalIF":1.2,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/14/5c/PJR-88-50903.PMC10317010.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9801491","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}

{"title":"Dynamic contrast-enhanced MRI parameters and apparent diffusion coefficient as treatment response markers of skull base osteomyelitis: a preliminary study.","authors":"Akira Baba,&nbsp;Ryo Kurokawa,&nbsp;Mariko Kurokawa,&nbsp;Ashok Srinivasan","doi":"10.5114/pjr.2023.130383","DOIUrl":"https://doi.org/10.5114/pjr.2023.130383","url":null,"abstract":"<p><strong>Purpose: </strong>Currently, there is no definitive consensus on the optimal imaging modality for determining the treatment response in patients with skull base osteomyelitis (SBO). This study aimed to investigate the utility of dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI) parameters and apparent diffusion coefficient (ADC) as treatment response markers of SBO.</p><p><strong>Material and methods: </strong>This study included 6 patients with SBO, who underwent both pre- and post-treatment DCE-MRI and diffusion-weighted imaging (DWI). Quantitative DCE-MRI parameters and ADC of the region-of-interest were analysed. These normalized parameters were calculated by dividing the region-of-interest by the reference region. The Wilcoxon signed rank test was used to compare these parameters between pre- and post-treatment periods.</p><p><strong>Results: </strong>The normalized fraction of the extravascular extracellular space (V_e) and ADC of the post-treatment status of SBO was significantly lower than those of pre-treatment measures (<i>p</i> = 0.03). The normalized fraction of blood plasma (V_p), normalized rate of transfer from the blood plasma into the extravascular extracellular space (K_trans), and normalized backflow leakage of material from the extravascular extracellular space into the blood plasma (K_ep) demonstrated no significant differences between pre- and post-treatment.</p><p><strong>Conclusions: </strong>DCE-MRI parameters V_e and ADC demonstrated a significant reduction when comparing measures across the pre- and post-treatment periods. These parameters may potentially serve as a valuable surrogate treatment response marker for SBO activity.</p>","PeriodicalId":47128,"journal":{"name":"Polish Journal of Radiology","volume":null,"pages":null},"PeriodicalIF":1.2,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/b7/b5/PJR-88-51212.PMC10415807.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9999497","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}

{"title":"A study of the diagnostic efficacy of diffusion-weighted magnetic resonance imaging in the diagnosis of perianal fistula and its complications.","authors":"Hameed Arafath Anwar,&nbsp;Manikanta Yadala Reddy,&nbsp;Sanjeev Kumar,&nbsp;Kalaivani Durai,&nbsp;Venkataratnam V,&nbsp;Ramesh Kumar","doi":"10.5114/pjr.2023.125220","DOIUrl":"https://doi.org/10.5114/pjr.2023.125220","url":null,"abstract":"<p><strong>Purpose: </strong>To determine the diagnostic efficacy of diffusion-weighted magnetic resonance imaging (DWI) in the diagnosis of perianal fistula and its complications.</p><p><strong>Material and methods: </strong>This is a retrospective study based on the data of 47 patients with a clinical diagnosis of perianal fistula, who had an MRI study performed on a 1.5-T GE Signa MR scanner. DWI sequences were done using 3 different <i>b</i>-values. Other routine MR sequences were included. The MR images were studied to compare the diagnostic efficacy of the DW MRI sequence and other sequences in diagnosing perianal fistula and its complications. Apparent diffusion coefficient (ADC) values of abscesses and inflammatory soft tissue lesions were measured using ADC maps. The standard reference to obtain diagnostic efficacy was post-surgical data.</p><p><strong>Results: </strong>Seventy-nine perianal fistulas were diagnosed in 47 patients who had undergone an MRI study. The sensitivity and specificity of different MR sequences in diagnosing perianal fistulas are T2 FSFSE: 92% sensitivity; DWI: 96% sensitivity; combined T2+DWI: 100% sensitivity; and post-gadolinium T1 FS has 100% sensitivity in diagnosing perianal fistulas. The mean apparent diffusion coefficient for the abscess in our study was 0.990 ± 0.05 × 10^-3, and the mean apparent diffusion coefficient for an inflammatory soft tissue lesion was 1.440 ± 0.05 × 10^-3. The optimal ADC cut-off for the abscess was 1.098 × 10^-3 mm²/s showing 100% sensitivity and 93.8% specificity.</p><p><strong>Conclusions: </strong>DW imaging is a reliable sequence to diagnose perianal fistula and its complications. Measurement of ADC values is reliable in diagnosing perianal abscess collection. DWI sequence helps patients with renal impairment in whom IV gadolinium is contraindicated.</p>","PeriodicalId":47128,"journal":{"name":"Polish Journal of Radiology","volume":null,"pages":null},"PeriodicalIF":1.2,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/03/87/PJR-88-50168.PMC9995243.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9109687","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}

{"title":"Suture-mediated closure devices for percutaneous endovascular abdominal aneurysm repair.","authors":"Tomasz Szpotan,&nbsp;Maciej Czernik,&nbsp;Agata Majos","doi":"10.5114/pjr.2023.124682","DOIUrl":"https://doi.org/10.5114/pjr.2023.124682","url":null,"abstract":"<p><strong>Purpose: </strong>Endovascular procedures such as endovascular aneurysm repair or transcatheter aortic valve implantation have become very common because of reduced patient traumatisation and the ability to use shorter or local anaesthesia. In these procedures large-bore sheath devices are used. Access with percutaneous closure is an alternative method to surgical cutdown in groins. The aim of the study was to assess the correlation between sheath size and unsuccessful haemostasis. In addition, the effectiveness of haemostasis after a percutaneous procedure and the number and type of complications were evaluated.</p><p><strong>Material and methods: </strong>There were 202 patients included in the study. Patients with abdominal aortic aneurysm were qualified to percutaneous aortic stentgraft implantation with Perclose Proglide preclosure technique.</p><p><strong>Results: </strong>There were 384 access sites performed with 12F to 22F sheaths during aortic stentgraft implantation with Perclose Proglide (Abbott Vascular, Santa Clara, CA, USA) preclosure technique. High effectiveness of haemostasis (98%), low percentage of short- and mid-term complications (2.6%), and infinitesimal number of surgical conversions (<i>n</i> = 5) were stated in the study. There was no correlation between diameter of used introducer sheath and lack of haemostasis observed (Fisher-Freeman-Halton test; <i>p</i> = 0.122). No relationship between diameter of introducer sheath and number of closure devices was observed (c² = 2.436; df = 5; <i>p</i> = 0.786).</p><p><strong>Conclusions: </strong>Large-bore device percutaneous procedures with closure devices are effective and safe. High effectiveness of haemostasis (98%) was observed in the study group, with a low percentage of complications (2.6%). There was no correlation between size of the vascular access and the lack of haemostasis found in the study.</p>","PeriodicalId":47128,"journal":{"name":"Polish Journal of Radiology","volume":null,"pages":null},"PeriodicalIF":1.2,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/88/14/PJR-88-50038.PMC9907161.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10826249","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}

{"title":"Diagnostic performance of multiparametric MRI based Vesical Imaging-Reporting and Data System (VI-RADS) scoring in discriminating between non-muscle invasive and muscle invasive bladder cancer.","authors":"Naseer Ul Islam,&nbsp;Majid Jehangir,&nbsp;Arshed Hussain Parry,&nbsp;Syed Sajjad Nazir,&nbsp;Sheikh Bilal","doi":"10.5114/pjr.2023.130807","DOIUrl":"https://doi.org/10.5114/pjr.2023.130807","url":null,"abstract":"<p><strong>Purpose: </strong>The purpose of the present study was to assess the diagnostic accuracy of the Vesical Imaging-Reporting and Data System (VI-RADS) scoring system in predicting muscle infiltration of bladder cancer (BC) on a pre-operative multiparametric magnetic resonance imaging (mpMRI).</p><p><strong>Methods: </strong>The prospective study enrolled patients with bladder lesions detected on a preliminary ultrasonography or cystoscopy. The patients underwent mpMRI on a 3T MRI scanner followed by surgery within 2 weeks. The tumours were assigned a VI-RADS score by 2 experienced abdominal radiologists. The VI-RADS score was compared with postoperative histopathological findings to confirm detrusor muscle infiltration. The diagnostic performance of VI-RADS for predicting muscle invasion was assessed by calculating sensitivity, specificity, positive predictive value (PPV), negative predictive value (NPV) and accuracy.</p><p><strong>Results: </strong>A total of 60 patients were included in the study with a male: female ratio of 4.4 : 1. Transurethral resection of bladder tumour (TURBT) was performed in 47 (78.4%) and radical cystectomy in 13 (21.6%) patients. 19 (31.7%) had non-muscle invasive invasive BC (NMIBCa) and 41 (68.3%) had muscle invasive BC (MIBCa) on histopathology. There was a significant association between VI-RADS score and its components with muscle invasion (<i>p</i> < 0.05). A VI-RADS score of ≥ 3 had a sensitivity of 97.56% (95% CI: 0.87-0.99%), specificity of 73.68% (95% CI: 0.49-0.91), positive predictive value of 88.9% (95% CI: 0.79-0.94), negative predictive value of 93.33% (95% CI: 0.66-0.99), and diagnostic accuracy of 90% (95% CI: 0.80-0.96) for prediction of muscle invasion.</p><p><strong>Conclusion: </strong>VI-RADS scoring system pre-operatively predicts the likelihood of muscle invasion in BC with a satisfactory diagnostic performance, and it should be incorporated in the diagnostic work-up of BC patients.</p>","PeriodicalId":47128,"journal":{"name":"Polish Journal of Radiology","volume":null,"pages":null},"PeriodicalIF":1.2,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/d6/4f/PJR-88-51316.PMC10493860.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10242440","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}