Showing 2,541 - 2,560 results of 2,682 for search '"computed tomography"', query time: 0.08s Refine Results
  1. 2541

    Advancing Pediatric Surgery: The Use of HoloLens 2 for 3D Anatomical Reconstructions in Preoperative Planning by Marco Di Mitri, Annalisa Di Carmine, Simone D’Antonio, Benedetta Maria Capobianco, Cristian Bisanti, Edoardo Collautti, Sara Maria Cravano, Francesca Ruspi, Michele Libri, Tommaso Gargano, Mario Lima

    Published 2024-12-01
    “…Methods: This study explores the integration of mixed reality technology, specifically the HoloLens 2 headset, for visualization and interaction with three-dimensional (3D) anatomical reconstructions obtained from computed tomography (CT) scans. Our prospective observational study, conducted at IRCCS (Scientific Hospitalization and Care Institute) Sant’Orsola-Malpighi University Hospital in Bologna, engaged ten pediatric surgeons, who assessed three types of anatomical malformations (splenic cysts, pulmonary cystic adenomatoid malformations, and pyelo-ureteral junction stenosis) and planned surgeries using both traditional 2D CT scans and 3D visualizations via HoloLens 2, followed by completing a questionnaire to evaluate the utility of each of these imaging techniques in surgical planning. …”
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  2. 2542

    Vascular involvement in idiopathic pulmonary fibrosis by Michele Mondoni, Rocco Rinaldo, Christopher J. Ryerson, Cristina Albrici, Andrea Baccelli, Claudio Tirelli, Francesca Marchetti, Jacopo Cefalo, Giulia Nalesso, Giulia Ferranti, Fausta Alfano, Giovanni Sotgiu, Marco Guazzi, Stefano Centanni

    Published 2024-11-01
    “…Pulmonary vascular volume has emerged as a novel computed tomography finding and a predictor of mortality, independent of PH. …”
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  3. 2543

    Automated Measurement of Coronary Artery Calcifications and Routine Perioperative Blood Tests Predict Survival in Resected Stage I Lung Cancer by Federica Sabia, MSc, Camilla Valsecchi, MSc, Roberta Eufrasia Ledda, MD, Giorgio Bogani, MD, Riccardo Orlandi, MD, Luigi Rolli, MD, Michele Ferrari, MD, Maurizio Balbi, MD, Alfonso Marchianò, MD, Ugo Pastorino, MD

    Published 2025-03-01
    “…Methods: This study included 536 consecutive patients with stage I LC who underwent preoperative chest computed tomography followed by surgical resection. The CAC score was measured by commercially available, fully automated artificial intelligence software. …”
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  4. 2544

    Advancements in noninvasive techniques for transplant rejection: from biomarker detection to molecular imaging by Yuan Song, Yihui Wang, Wenyuan Wang, Yuji Xie, Junmin Zhang, Jing Liu, Qiaofeng Jin, Wenqian Wu, He Li, Jing Wang, Li Zhang, Yali Yang, Tang Gao, Mingxing Xie

    Published 2025-02-01
    “…Nuclear imaging modalities such as single photon emission computed tomography and positron emission tomography, enable dynamic visualization of immune responses within transplanted organs. …”
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  5. 2545

    A novel nomogram based on the patient’s clinical data and CT signs to predict poor outcomes in AIS patients by Jingyao Yang, Fangfang Deng, Qian Zhang, Zhuyin Zhang, Qinghua Luo, Yeyu Xiao

    Published 2025-01-01
    “…Results Multivariate logistic regression analysis showed that hyperdense middle cerebral artery sign (HMCAS) (OR 9.113; 95% CI [1.945–42.708]; P = 0.005), the Alberta Stroke Program Early Computed Tomography Score (ASPECTS) > 6 (OR 7.707; 95% CI [2.201–26.991]; P = 0.001), NIHSS score (OR 1.085; 95% CI [1.009–1.166]; P = 0.027), age (OR 1.077; 95% CI [1.020–1.138]; P = 0.008) and white blood cell count (WBC) (OR 1.200; 95% CI [1.008–1.428]; P = 0.040) were independent risk factors for early poor outcomes after mechanical thrombectomy. …”
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  6. 2546
  7. 2547

    Automatic vessel segmentation and reformation of non-contrast coronary magnetic resonance angiography using transfer learning-based three-dimensional U-net with attention mechanism by Lu Lin, Yijia Zheng, Yanyu Li, Difei Jiang, Jian Cao, Jian Wang, Yueting Xiao, Xinsheng Mao, Chao Zheng, Yining Wang

    Published 2025-01-01
    “…Methods: By leveraging transfer learning from a pre-existing coronary computed tomography angiography model, a three-dimensional attention-aware U-Net was established, trained, and validated on a dataset of 104 subjects’ CMRA. …”
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  8. 2548

    Impairment of myocardial perfusion correlates with heart failure severity in patients with non‐compaction cardiomyopathy by Andraz Cerar, Martina Jaklic, Sabina Frljak, Gregor Poglajen, Gregor Zemljic, Barbara Guzic Salobir, Maja Dolenc Novak, Monika Stalc, Rok Zbacnik, Mirta Kozelj

    Published 2020-06-01
    “…At the same time, serum levels of N‐terminal pro‐B‐type natriuretic peptide (NT‐proBNP) have been measured, and myocardial single‐photon emission computed tomography at rest and on stress was used to define significant myocardial ischemia defined as summed difference score ≥ 2. …”
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  9. 2549

    Deep learning-based synthetic CT for dosimetric monitoring of combined conventional radiotherapy and lattice boost in large lung tumors by Hongwei Zeng, Xiangyu E, Minghe Lv, Su Zeng, Yue Feng, Wenhao Shen, Wenhui Guan, Yang Zhang, Ruping Zhao, Jingping Yu

    Published 2025-01-01
    “…Methods This study employed cone-beam computed tomography from 115 lung cancer patients to develop a U-Net +  + deep learning model for generating synthetic CT (sCT). …”
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  10. 2550

    Explainable AI in Diagnostic Radiology for Neurological Disorders: A Systematic Review, and What Doctors Think About It by Yasir Hafeez, Khuhed Memon, Maged S. AL-Quraishi, Norashikin Yahya, Sami Elferik, Syed Saad Azhar Ali

    Published 2025-01-01
    “…Imagining techniques like magnetic resonance imaging (MRI), computed tomography (CT), and positron emission tomography (PET) scans have been widely and very effectively employed by radiologists and neurologists for the differential diagnoses of neurological disorders for decades, yet no AI-powered systems to analyze such scans have been incorporated into the standard operating procedures of healthcare systems. …”
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  11. 2551

    Combination of the endoscopic septonasal flap technique and bioabsorbable steroid-eluting stents for repair of congenital choanal atresia in neonates and infants: a retrospective s... by Peng-peng Wang, Li-xing Tang, Jie Zhang, Xiao-jian Yang, Wei Zhang, Yang Han, Xiao Xiao, Xin Ni, Wen-tong Ge

    Published 2021-08-01
    “…All patients underwent the ultra‑low‑dose paranasal sinus computed tomography imaging preoperatively to confirm diagnosis and plan the surgery. …”
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  12. 2552

    Anti-PL-7/PL-12 antisynthetase syndrome associated with interstitial lung disease following SARS-COV-2 infection and vaccination: A case study review by Laura García-Bravo, Ángela Villegas, Bárbara López Uceda, Anaís Mariscal, Cristina Vadillo, M Asunción Nieto Barbero, Juan Luis Rodríguez-Hermosa, Beatriz Mediero Valeros, José Carlos Plaza-Hernández, Miguel Fernández-Arquero, María Guzmán-Fulgencio, Gloria Candelas-Rodríguez, Silvia Sánchez-Ramón, Juliana Ochoa-Grullón

    Published 2025-01-01
    “…The study highlights the clinical and pathogenic overlap between ASS-ILD and SARS-CoV-2-related lung involvement.Both conditions share similar high-resolution computed tomography (HRCT) patterns, including inflammation and pulmonary fibrosis (PF), driven by IFN-γ signaling, which complicates accurate diagnosis. …”
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  13. 2553

    Clinical and radiological evaluation of the Bristow–Latarjet procedure in patients with 30 or more years of follow-up by Arnaldo Amado Ferreira Neto, MD, PhD, Mauro Emilio Conforto Gracitelli, MD, PhD, Jorge Henrique Assunção, MD, PhD, Fernando Brandão de Andrade e Silva, MD, PhD, Verônica Yulin Prieto Chang, MD, Eduardo Angeli Malavolta, MD, PhD

    Published 2025-01-01
    “…Screw and graft positioning were assessed by computed tomography, the degree of arthropathy by radiography, and subscapularis fatty degeneration as rotator cuff tears by magnetic resonance imaging. …”
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  14. 2554

    Prevalence of Myocardial Infarction With Obstructive and Non-Obstructive Coronary Arteries in a Middle-Aged Population With Chronic Airflow Limitation: A Cross-Sectional Study by Sundh J, Ekström M, Blomberg A, Lindberg E, Malinovschi A, Olin AC, Sköld CM, Torén K, Wollmer P, Östgren CJ, Jernberg T

    Published 2025-02-01
    “…MI-CAD was defined as a self-reported MI with coronary computed tomography angiography findings of previous revascularization or at least one significant coronary stenosis (> 50%), and MINOCA as self-reported MI with no previous revascularization and no significant coronary stenosis.Results: In total, 1735 (8.3%) of 20,882 included participants had CAL. …”
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  15. 2555

    Research Status and Direction of Chronic Obstructive Pulmonary Disease Complicated with Coronary Heart Disease: A Bibliometric Analysis from 2005 to 2024 by Bian H, Zhu S, Xing W, Qi L, Xue J, Peng X, Jin Z, Zhao H

    Published 2025-01-01
    “…To improve the early detection rate of COPD complicated with CHD, the main development direction in the future is to extract computed tomography (CT) features using imaging omics and establish an early prediction model. …”
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  16. 2556

    The impact of maximum cross-sectional area of lesion on predicting the early therapeutic response of multidrug-resistant tuberculosis by Fuzhen Zhang, Yu Zhang, Zilong Yang, Ruichao Liu, Shanshan Li, Yu Pang, Liang Li

    Published 2025-02-01
    “…This study aims to merge the maximum lesion cross-sectional area observed via computed tomography (CT) imaging during treatment to predict therapeutic response. …”
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  17. 2557

    Diagnostic methods employing kidney biomarkers clinching biosensors as promising tools by Neelam Yadav, Jagriti Narang, Anil Kumar Chhillar, Jogender Singh Rana, Mohd Usman Mohd Siddique, El-Refaie Kenawy, Saad Alkahtani, Mohd Neyaz Ahsan, Amit Kumar Nayak, Md Saquib Hasnain

    Published 2024-01-01
    “…Existing diagnostic techniques used for monitoring kidney biomarker concentration include chromatographic assays, spectroscopic assays, immunoassays, magnetic resonance imaging (MRI), computed tomography (CT), etc. They also necessitate equipped laboratory infrastructure, specific instruments, highly trained personnel working on these instruments, and monitoring kidney patients. …”
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  18. 2558

    Evaluation of patient immunocompetence for immune checkpoint inhibitor therapy using the psoas muscle index: a retrospective cohort study by Toshiaki Tsurui, Toshiaki Tsurui, Toshiaki Tsurui, Toshiaki Tsurui, Kazuyuki Hamada, Emiko Mura, Risako Suzuki, Nana Iriguchi, Tomoyuki Ishiguro, Yuya Hirasawa, Ryotaro Ohkuma, Masahiro Shimokawa, Hirotsugu Ariizumi, Yutaro Kubota, Atsushi Horiike, Satoshi Wada, Satoshi Wada, Kiyoshi Yoshimura, Kiyoshi Yoshimura, Mayumi Tsuji, Yuji Kiuchi, Yuji Kiuchi, Takuya Tsunoda

    Published 2025-02-01
    “…The PMI was calculated as the cross-sectional area of the psoas muscle divided by the square of the height based on computed tomography scans performed before the initial administration of ICI therapy.ResultsA total of 67 patients were included in the analysis. …”
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  19. 2559

    Limited Diagnostic Value of miRNAs in Early Trauma-Induced Liver Injury: Only miRNA-122 Emerges as a Late-Phase Marker by Jason-Alexander Hörauf, Amit Singh, Maika Voth, Hamed Moheimani, Cora Rebecca Schindler, Borna Relja, Liudmila Leppik, Ingo Marzi, Dirk Henrich

    Published 2025-01-01
    “…The levels of miRNA-21-5p, -122-5p, -191-5p, -192-3p, and -212-3p were measured in patients with computed tomography-confirmed liver trauma (LT group, <i>n</i> = 12) and polytrauma patients without liver trauma (PT group, <i>n</i> = 14) upon emergency room (ER) admission, and 24 and 48 h after trauma. …”
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  20. 2560

    Intramural pregnancy after intrauterine insemination in a nulligravid patient without previous uterine trauma, complicated by idiopathic thrombocytopenic purpura: A case report by Koyo Yamamoto, Tsuyoshi Takiuchi, Kengo Kiso, Saki Ishii, Satoshi Nakagawa, Yasuto Kinose, Michiko Kodama, Yutaka Ueda, Kenjiro Sawada, Takahiro Tsuboyama, Tadashi Kimura

    Published 2025-03-01
    “…Blood tests and ultrasonography supported the diagnosis of EP, and computed tomography suggested peritoneal pregnancy. Upon further investigation, the patient was diagnosed with idiopathic thrombocytopenic purpura, presenting with a platelet count of 30,000/μL. …”
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    Article