Acta radiologica open最新文献

{"title":"Does the clot burden as assessed by the Mean Bilateral Proximal Extension of the Clot score reflect mortality and adverse outcome after pulmonary embolism?","authors":"Jostein Gleditsch,&nbsp;Øyvind Jervan,&nbsp;Frederikus Klok,&nbsp;René Holst,&nbsp;Einar Hopp,&nbsp;Mazdak Tavoly,&nbsp;Waleed Ghanima","doi":"10.1177/20584601231187094","DOIUrl":"https://doi.org/10.1177/20584601231187094","url":null,"abstract":"<p><strong>Background: </strong>Rapid diagnosis and risk stratification are important to reduce the risk of adverse clinical events and mortality in acute pulmonary embolism (PE). Although clot burden has not been consistently shown to correlate with disease outcomes, proximally located PE is generally perceived as more severe.</p><p><strong>Purpose: </strong>To explore the ability of the Mean Bilateral Proximal Extension of the Clot (MBPEC) score to predict mortality and adverse outcome.</p><p><strong>Methods: </strong>This was a single center retrospective cohort study. 1743 patients with computed tomography pulmonary arteriography (CTPA) verified PE diagnosed between 2005 and 2020 were included. Patients with active malignancy were excluded. The PE clot burden was assessed with MBPEC score: The most proximal extension of PE was scored in each lung from 1 = sub-segmental to 4 = central. The MBPEC score is the score from each lung divided by two and rounded up to nearest integer.</p><p><strong>Results: </strong>We found inconsistent associations between higher and lower MBPEC scores versus mortality. The all-cause 30-day mortality of 3.9% (95% CI: 3.0-4.9). The PE-related mortality was 2.4% (95% CI: 1.7-3.3). Patients with MBPEC score 1 had higher all-cause mortality compared to patients with MBPEC score 4: Crude Hazard Ratio (cHR) was 2.02 (95% CI: 1.09-3.72). PE-related mortality was lower in patients with MBPEC score 3 compared to score 4: cHR 0.22 (95% CI: 0.05-0.93). Patients with MBPEC score 4 did more often receive systemic thrombolysis compared to patients with MBPEC score 1-3: 3.2% vs. 0.6% (<i>p</i> < .001). Patients with MBPEC score 4 where more often admitted to the intensive care unit: 13% vs. 4.7% (<i>p</i> < .001).</p><p><strong>Conclusion: </strong>We found no consistent association between the MBPEC score and mortality. Our results therefore indicate that peripheral PE does not necessarily entail a lower morality risk than proximal PE.</p>","PeriodicalId":72063,"journal":{"name":"Acta radiologica open","volume":"12 6","pages":"20584601231187094"},"PeriodicalIF":0.0,"publicationDate":"2023-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10328056/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10647915","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":"Assessing the impact and resource implications of contrast-enhanced ultrasound on workflow of patients with incidental focal liver lesions on the UK national health service.","authors":"Megan O'Brien,&nbsp;Louisa Oliver,&nbsp;Nick Proctor,&nbsp;Maro Siakantari,&nbsp;Peter Cantin,&nbsp;Colin P Griffin,&nbsp;Ben Stenberg","doi":"10.1177/20584601231183131","DOIUrl":"https://doi.org/10.1177/20584601231183131","url":null,"abstract":"<p><strong>Background: </strong>Focal liver lesions (FLL) are abnormal growths that require timely identification. Contrast-enhanced ultrasound (CEUS) is a cost-effective imaging modality for characterising FLL with similar sensitivity to computed tomography (CT) and magnetic resonance imaging (MRI). Despite being recommended by NICE, its adoption within the national health service (NHS) is limited due to low clinical demand, limited referral, and lack of knowledge.</p><p><strong>Purpose: </strong>To evaluate the impact of CEUS on patients with incidental FLL and assess the resource implications of introducing CEUS as a diagnostic service within the NHS.</p><p><strong>Material and methods: </strong>A patient flow review and cost-minimisation analysis were conducted. This involved a targeted literature review, NHS Trust stakeholder consultations, and development of a Microsoft Excel cost-minimisation model to explore potential value of CEUS use versus CT and MRI by episode. A scenario analysis of the base-case explored increasing CEUS use to 50% and 90%. A sensitivity analysis was performed to assess how changes in assumptions impacted the model and the resulting cost estimates.</p><p><strong>Results: </strong>The model, comparing a world with and without CEUS, showed that current use (base-case: 5%) resulted in cost savings of £224,790/year. The sensitivity analysis indicated that regardless of changes to the assumptions, CEUS still resulted in cost savings to the NHS. By increasing CEUS use to 50% and 90%, cost savings of up to £2,247,894/year and £4,046,208/year could be achieved, respectively.</p><p><strong>Conclusion: </strong>By standardising CEUS use for characterising FLL, substantial cost savings could be realised, whilst reducing wait times and expanding diagnostic capacity, thus preserving limited CT and MRI capacity for high-priority cases.</p>","PeriodicalId":72063,"journal":{"name":"Acta radiologica open","volume":"12 6","pages":"20584601231183131"},"PeriodicalIF":0.0,"publicationDate":"2023-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/43/02/10.1177_20584601231183131.PMC10280539.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10291725","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":"Lymphoplasmacytic lymphoma relapse presenting as isolated multifocal subcutaneous adipose tissue infiltrates on 18F-FDG PET/CT.","authors":"Saša Anžej Doma,&nbsp;Andrej Doma","doi":"10.1177/20584601231173052","DOIUrl":"https://doi.org/10.1177/20584601231173052","url":null,"abstract":"<p><p>Lymphoplasmacytic lymphoma (LPL)/Waldenström macroglobulinemia (WM) is an uncommon mature B cell lymphoma usually involving the bone marrow and, less commonly, the spleen and/or lymph nodes. This case presents a pathology-confirmed isolated extramedullary relapse of LPL, located in subcutaneous adipose tissue, 5 years after successful treatment of WM.</p>","PeriodicalId":72063,"journal":{"name":"Acta radiologica open","volume":"12 5","pages":"20584601231173052"},"PeriodicalIF":0.0,"publicationDate":"2023-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/29/ca/10.1177_20584601231173052.PMC10170594.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10297874","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 case of breast cancer: Suppression of lactation-related FDG uptake 2 days after cabergoline administration.","authors":"Hiroyuki Kuroda,&nbsp;Takeshi Yoshizako,&nbsp;Nobuko Yamamoto,&nbsp;Yuko Kataoka,&nbsp;Miki Hyakudomi,&nbsp;Masayuki Itakura,&nbsp;Yasushi Kaji","doi":"10.1177/20584601231174611","DOIUrl":"https://doi.org/10.1177/20584601231174611","url":null,"abstract":"<p><p>We present a case of a 35-year-old woman with breast cancer in lactation 3 months after childbirth, in which a lactation inhibitor was useful for 18F-FDG PET/CT examination. Via ultrasonography and biopsy with histopathology, we diagnosed the lesion in the upper region of the left breast as invasive ductal carcinoma. She stopped breastfeeding and was administered cabergoline to suppress lactation. Two days after the administration, 18F-FDG PET/CT revealed segmental uptake (10 cm in diameter) and no lactation-related uptakes. Dynamic MRI also revealed a segmental enhancement of the same size as 18F-FDG PET/CT. The lactation inhibitor was useful to delineate the extent of the lesion during the 18F-FDG PET/CT examination.</p>","PeriodicalId":72063,"journal":{"name":"Acta radiologica open","volume":"12 5","pages":"20584601231174611"},"PeriodicalIF":0.0,"publicationDate":"2023-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/19/75/10.1177_20584601231174611.PMC10164254.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10644899","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":"Spino-pelvic radiological parameters: Comparison of measurements obtained by radiologists using the traditional method versus spine surgeons using a semi-automated software (Surgimap).","authors":"José Gerardo Fleiderman Valenzuela,&nbsp;Juan Ignacio Cirillo Totera,&nbsp;Diego Herreros Turkieltaub,&nbsp;Cristóbal Varela Echaurren,&nbsp;Facundo Lisandro Álvarez Lemos,&nbsp;Felipe Ignacio Arriagada Ramos","doi":"10.1177/20584601231177404","DOIUrl":"https://doi.org/10.1177/20584601231177404","url":null,"abstract":"<p><strong>Background: </strong>Spinopelvic balance measurement is a key point to get an appropriate diagnosis and treatment in a group of spine pathologies; thus, it seems necessary the evaluation of different methods for obtaining the most reliable values. For that reason, different automatic and semi-automatic computer-assisted tools have been developed, and one example of them is Surgimap.</p><p><strong>Purpose: </strong>To demonstrate that the sagittal balance measurements with Surgimap are equal and more time-efficient than with Agfa-Enterprise.</p><p><strong>Material and methods: </strong>Retrospective-prospective study. Biased comparative analysis of radiographic measurements performed on two different occasions (96 h interval), between two spine surgeons using Surgimap and two radiologists using the traditional Cobb method (TCM) with the Agfa-Enterprise program in 36 full spine lateral X-ray, determining inter- and intra-observer reliability and the mean time required to obtain the measurements.</p><p><strong>Results: </strong>Measurements with both methods demonstrated an excellent intra-observer correlation (Surgimap: PCC 0.95 [0.85-0.99]; TCM: PCC 0.90 [0.81-0.99]). Inter-observer correlation also demonstrated an excellent relationship (PCC >0.95). Thoracic kyphosis (TK) demonstrated the lowest levels of inter-observer correlation (PCC: 0.75). The average time in seconds with TCM was 154.6, while with the Surgimap it was 41.8 s.</p><p><strong>Conclusion: </strong>Surgimap proved to be equally reliable and 3.5 times faster. Therefore, in consistency with the available literature, our results would allow us to promote the use of Surgimap as a clinical diagnostic tool considering precision and efficiency.</p>","PeriodicalId":72063,"journal":{"name":"Acta radiologica open","volume":"12 5","pages":"20584601231177404"},"PeriodicalIF":0.0,"publicationDate":"2023-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/d5/cd/10.1177_20584601231177404.PMC10201147.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10645401","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":"CT features of primary pleural gritty meningioma: A case report and review of the literature.","authors":"Xiaojun Qin,&nbsp;Chun Zeng,&nbsp;Miao Wei,&nbsp;Xian Li,&nbsp;Dongni Qiu","doi":"10.1177/20584601231174459","DOIUrl":"https://doi.org/10.1177/20584601231174459","url":null,"abstract":"<p><p>Primary ectopic meningiomas, although widely reported in multiple sites of the body, are particularly rare in the pleura. Here, we report a 35-year-old asymptomatic woman who was found to have a large mass in the right pleural area on physical examination chest radiography. Chest CT scan showed a large irregular mass from the right second anterior costal pleura to the right supradiaphragm, in which calcified plaques of varying sizes were widely and heterogeneously distributed. The mass was connected to the pleura (anterior rib pleura, mediastinal pleura, diaphragmatic pleura) in a wide base, with oblique \"Z\" changes in the coronal view. After the contrast agent injection, the mass exhibited mild enhancement on both arterial and venous phase scans. Furthermore, a linear enhancement that was indicative of \"pleural tail sign\" changes in the pleura adjacent to the mass was observed. The disease was preoperatively misdiagnosed as malignant pleural mesothelioma, and the postoperative pathological diagnosis was right pleural meningioma (gritty type). Therefore, we carefully analyzed its imaging features and differential diagnosis by consulting relevant literature.</p>","PeriodicalId":72063,"journal":{"name":"Acta radiologica open","volume":"12 5","pages":"20584601231174459"},"PeriodicalIF":0.0,"publicationDate":"2023-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/9a/2e/10.1177_20584601231174459.PMC10170597.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10289695","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":"Massive spontaneous nontraumatic subcapsular hepatic hematoma treated using arterial embolization: A case report and review of the literature.","authors":"Shota Tanaka,&nbsp;Rika Yoshida,&nbsp;Mitsunari Maruyama,&nbsp;Shinji Ando,&nbsp;Megumi Nakamura,&nbsp;Tomonori Nakamura,&nbsp;Takeshi Yoshizako","doi":"10.1177/20584601231176284","DOIUrl":"https://doi.org/10.1177/20584601231176284","url":null,"abstract":"<p><p>A nontraumatic and idiopathic spontaneous subcapsular hepatic hematoma is a rare but often fatal condition. Herein, we report a case of nontraumatic progressive massive subcapsular hepatic hematoma that straddled both liver lobes and was successfully treated by repeated arterial embolization. Following treatment, the hematoma did not progress.</p>","PeriodicalId":72063,"journal":{"name":"Acta radiologica open","volume":"12 5","pages":"20584601231176284"},"PeriodicalIF":0.0,"publicationDate":"2023-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/1c/0a/10.1177_20584601231176284.PMC10184232.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10296957","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":"Observer agreement of volar tilt of the wrist is influenced by forearm rotation.","authors":"Jensen Emma Mathilde Kirkeby,&nbsp;Janni Jensen,&nbsp;Rasmussen S Benjamin,&nbsp;Tromborg B Hans,&nbsp;Ole Graumann","doi":"10.1177/20584601231167146","DOIUrl":"https://doi.org/10.1177/20584601231167146","url":null,"abstract":"<p><strong>Background: </strong>Dorsal/volar tilt is an important radiographic measurement commonly included in the treatment decision of distal radius fractures (DRFs). However, studies have shown that forearm positioning relative to rotation (i.e., supination and pronation) can affect the measured tilt value but with substantial interobserver variance.</p><p><strong>Purpose: </strong>To examine whether interobserver agreement on radiographic tilt measurement is influenced by forearm rotation.</p><p><strong>Material and methods: </strong>We radiographed 21 cadaveric forearms at 5° rotational intervals between 15° supination and 15° pronation on lateral radiographs. A radiologist and a hand surgeon measured tilt in a blinded and randomized fashion. Bland-Altman analyses with bias and limits of agreement (LoA) were used to estimate interobserver agreement for forearms in all degrees of rotation, non-rotated forearms, supinated forearms, and pronated forearms.</p><p><strong>Results: </strong>Interobserver agreement varied with forearm rotation. Bias (95% confidence interval [CI]; LoA) was -1.54° (95% CI: -2.53, -0.55; LoA: -13.46, 10.38) when measuring tilt on radiographs with all degrees of forearm rotation, and -1.48° (95% CI: -4.13, 1.17; LoA: -12.88, 9.92) when measuring tilt on true lateral 0° radiographs. When measuring on supinated and pronated radiographs, bias was -0.03° (95% CI: -1.35, 1.29; LoA: -8.34, 8.28) and -3.23° (95% CI: -5.41, -1.06; LoA: -16.90, 10.44), respectively.</p><p><strong>Conclusion: </strong>Interobserver agreement on tilt was similar when comparing measurements made on true lateral radiographs to those made on the group with all degrees of forearm rotation. However, interobserver agreement improved with supination and worsened with pronation.</p>","PeriodicalId":72063,"journal":{"name":"Acta radiologica open","volume":"12 4","pages":"20584601231167146"},"PeriodicalIF":0.0,"publicationDate":"2023-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/e1/08/10.1177_20584601231167146.PMC10123885.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9361878","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":"Communicating radiation dose in medical imaging: How to best inform our patients?","authors":"Sergio Salerno,&nbsp;Cosimo Nardi,&nbsp;Mario Pace,&nbsp;Lidia Rabiolo,&nbsp;Federica Flammia,&nbsp;Francesco Loverre,&nbsp;Domenica Matranga,&nbsp;Claudio Granata,&nbsp;Paolo Tomà,&nbsp;Stefano Colagrande","doi":"10.1177/20584601231168967","DOIUrl":"https://doi.org/10.1177/20584601231168967","url":null,"abstract":"<p><strong>Background: </strong>The newly adopted European directive DE59/2013 mandates adequate patient information in procedures involving ionising radiation. Patient interest in knowing about their radiation dose and an effective communication method for dose exposure remain poorly investigated.</p><p><strong>Purpose: </strong>This study is aimed at investigating both patient interest in radiation dose and an effective method to communicate radiation dose exposure.</p><p><strong>Material and methods: </strong>The present analysis is based on a multi-centre cross-sectional data collection involving 1,084 patients from four different hospitals ‒ two general and two paediatric hospitals. Anonymous questionnaires were administered, consisting of an initial overview of radiation use in imaging procedures, a patient data section, and an explanatory section providing information in four modalities.</p><p><strong>Results: </strong>1009 patients were included in the analysis, with 75 refusing participation; 173 participants were relatives of paediatric patients. Initial information provided to patients was considered comprehensible. The information modality with symbols was considered the most readily understandable format by patients, with no appreciable differences in comprehension attributable to social or cultural background. The modality including dose numbers and diagnostic reference levels was preferred by patients with higher socio-economic background. The option 'None of those' was selected by one-third of our sample population, composed of four different clusters: female, over 60 years old, unemployed, and from low socio-economic backgrounds.</p><p><strong>Conclusions: </strong>This study demonstrated a high level of interest amongst patients in knowing about radiation dose exposure. Pictorial representations were well understood by patients from a variety of different ages and education levels. However, a universally comprehensible model of communicating radiation dose information remains to be elucidated.</p>","PeriodicalId":72063,"journal":{"name":"Acta radiologica open","volume":"12 4","pages":"20584601231168967"},"PeriodicalIF":0.0,"publicationDate":"2023-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/81/28/10.1177_20584601231168967.PMC10123897.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9356806","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":"Image-quality characteristics in the longitudinal direction from different image-reconstruction algorithms during single-rotation volume acquisition on head computed tomography: A phantom study.","authors":"Ryo Watanabe,&nbsp;Ayako Zensho,&nbsp;Yoshitaka Ohishi,&nbsp;Yoshinori Funama","doi":"10.1177/20584601231168986","DOIUrl":"https://doi.org/10.1177/20584601231168986","url":null,"abstract":"<p><strong>Background: </strong>A multi detector computed tomography (CT) scanner with wide-area coverage enables whole-brain volumetric scanning in a single rotation.</p><p><strong>Purpose: </strong>To investigate variations in image-quality characteristics in the longitudinal direction for different image-reconstruction algorithms and strengths with phantoms.</p><p><strong>Material and methods: </strong>Single-rotation volume scans were performed on a 320-row multidetector CT volume scanner using three types of phantoms. Tube current was set to 200 mA (standard dose) and 50 mA (low dose). All images were reconstructed with filtered back projection (FBP), mild and strong levels with hybrid iterative reconstruction (HIR), and model-based IR (MBIR). Computed tomography numbers, image noise, noise power spectrum (NPS), task-based transfer function (TTF), and visual spatial resolution were used to evaluate uniformity of image quality in the longitudinal direction (<i>Z</i>-axis).</p><p><strong>Results: </strong>The MBIR images showed smaller variation in CT numbers in the <i>Z</i>-axis. The difference in the highest and lowest CT numbers was smaller (5.0 Hounsfield units [HU]) for MBIR than for FBP (6.6 HU) and HIR (6.8 HU). The variations in image noise were the smallest for strong MBIR and the largest for FBP. The low-frequency component at NPS_0.2 was lower for strong MBIR than for other algorithms. The high-frequency component at NPS_0.8 was low in all reconstructions. For MBIR, the image resolution and TTFs were higher in the outer portion than in the center.</p><p><strong>Conclusion: </strong>Model-based IR is the optimal image-reconstruction algorithm for single-volume scan of spherical subjects owing to its high in-plane resolution and uniformity of CT numbers, image noise, and NPS in the <i>Z</i>-axis.</p>","PeriodicalId":72063,"journal":{"name":"Acta radiologica open","volume":"12 4","pages":"20584601231168986"},"PeriodicalIF":0.0,"publicationDate":"2023-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/a4/42/10.1177_20584601231168986.PMC10116848.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9443816","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}