Showing 841 - 860 results of 1,065 for search '"CT scan"', query time: 0.07s Refine Results
  1. 841

    Effect of the Interaction between Cavities and Flaws on Rock Mechanical Properties under Uniaxial Compression by Jianwang Li, Yu Zhou, Wei Sun, Zheng Sun

    Published 2019-01-01
    “…Moreover, three-dimensional (3D) tomograms of specimens after uniaxial compression were obtained by using computerized tomography (CT) scanning technology, investigating the development characteristics of microcracks and the distribution of the final macrofractures. …”
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  2. 842

    Changes over Time in Intracranial Air in Patients with Cerebral Air Embolism: Radiological Study in Two Cases by Yoko Kaichi, Shingo Kakeda, Yukunori Korogi, Tomohisa Nezu, Shiro Aoki, Masayasu Matsumoto, Makoto Iida, Kazuo Awai

    Published 2015-01-01
    “…Cerebral air embolism can be easily identified on computed tomography (CT) scans. However, changes in the distribution and amount of intracranial air are not well known. …”
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  3. 843

    Comparison of CT-like MRI sequences for preoperative planning of cochlear implantation using super-high-resolution CT as a reference by Ulysse Puel, Achille Beysang, Gabriella Hossu, Michael Eliezer, Bouchra Assabah, Khalid Ambarki, Pedro Augusto Gondim Teixeira, Alain Blum, Cécile Parietti-Winkler, Romain Gillet

    Published 2025-01-01
    “…Methods Six cadaveric temporal bone specimens were used. 3-T MRI scans were performed using radial volumetric interpolated breath-hold (STARVIBE), pointwise-encoding time reduction with radial acquisition (PETRA), and ultrashort time of echo (UTE) sequences. CT scans were performed on two scanners for SHR-CT and NR-CT acquisitions. …”
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  4. 844

    Mechanical and Mesoscale Analyses of Cement Stabilized Macadam Prepared by Vibratory and Nonvibratory Mixing Techniques by Jijing Wang, Zhihua Tan

    Published 2021-01-01
    “…Different specimens were prepared by vibratory and nonvibratory mixing techniques. X-ray CT scans were performed to illustrate the distribution of cement mortar on aggregate. …”
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  5. 845

    Incidental imaging detection of Kartagener syndrome in a female: A case report by Natasha Dhakal, MBBS, Prajwal Dahal, MD

    Published 2025-03-01
    “…Diagnosis is typically confirmed through imaging studies such as X-rays, CT scans, and echocardiograms, which reveal the abnormal orientation of the heart and other organs. …”
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  6. 846

    AI based medical imagery diagnosis for COVID-19 disease examination and remedy by Ashraf Aboshosha

    Published 2025-01-01
    “…CXR, an initial imaging tool, provides rapid results, but is less sensitive compared to CT scans. This article focuses on using AI for two main objectives: classifying the severity of COVID-19 and determining the appropriate treatment. …”
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  7. 847

    Very Late Relapse of Testicular Tumour in Combination with Renal Cancer and Their Retroperitoneoscopic Removal by Mihály Murányi, Morshed Ali Salah, Béla Tállai, Mátyás Benyó, Tibor Flaskó

    Published 2011-01-01
    “…The 36-year-old patient underwent left orchiectomy, retroperitoneal lymph node dissection, and chemotherapy, because of mixed tumor including teratoma and embryonal carcinoma. 18 years after the successful primary therapy elevated serum alpha-fetoprotein level had been confirmed, then MRI and PET-CT scans demonstrated a 30 mm left renal mass and 22 mm retroperitoneal lymph node above the bifurcation of the left common iliac artery. …”
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  8. 848

    Case report: Transarterial chemoembolization for nasal hemangiosarcoma in a dog by Keunho Kim, Changgyu Lim, Songyi Kim, Hearang Lim, Sang-Hwan Hyun, Byeong-Teck Kang, Dongwoo Chang, Namsoon Lee

    Published 2025-01-01
    “…The procedure successfully reduced the tumor size and alleviated the dog’s symptoms. Follow-up CT scans at 1, 3, 7, and 10 months, demonstrated sustained tumor shrinkage. …”
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  9. 849

    Micropower Impulse Radar: A Novel Technology for Rapid, Real-Time Detection of Pneumothorax by Phillip D. Levy, Tracey Wielinski, Alan Greszler

    Published 2011-01-01
    “…Current standards for detection of a pneumothorax are supine chest X-rays, ultrasound, and CT scans. Unfortunately these tools and the personnel necessary for their facile utilization may not be readily available in acute circumstances, particularly those which occur in the pre-hospital setting. …”
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  10. 850

    An Approximate Cone Beam Reconstruction Algorithm for Gantry-Tilted CT Using Tangential Filtering by Ming Yan, Cishen Zhang, Hongzhu Liang

    Published 2006-01-01
    “…As a result, the proposed algorithm for gantry-tilted CT reconstruction can provide more scanning flexibilities in clinical CT scanning and is efficient in computation. The performance of the proposed algorithm is evaluated with turbell clock phantom and thorax phantom and compared with FDK algorithm and a popular 2D (two-dimensional) approximate algorithm. …”
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  11. 851

    Two-Dimensional Lattice Complexity Features of Abdominal CT Images to Predict Patient Survival After Hepatectomy for Hepatocellular Carcinoma by Yu Wang, Xiaoqiong Jiang, Shi Xu, Daguan Ke, Ruixia Wu

    Published 2024-01-01
    “…To evaluate the effectiveness of certain complexity features extracted from CT images of the liver for predicting the survival of patients with hepatocellular carcinoma, either exclusively or in conjunction with specific diagnostic indicators, we gathered data from presurgery CT scans of 103 HCC patients with survival period either above (n = 65) or below (n = 38) 42 months after hepatectomy. …”
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  12. 852

    Femoral Head Coverage Assessment in Healthy Children Younger than 6 Years by Suvorov Vasyl, Filipchuk Viktor, Zyablovskyi Evhen

    Published 2022-01-01
    “…Methods. 270 hip joint CT scans were selected, and digital pelvic models were created according to these scans. …”
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  13. 853

    Metastases to the Thyroid Presenting as a Metabolically Inactive Incidental Thyroid Nodule with Stable Size in 15 Months by Subhashini Yaturu, Raina A. Patel

    Published 2014-01-01
    “…The subcentimeter lesion was not seen on prior CT scans. US guided fine needle aspiration (FNA) and pathology of the lobectomy of the thyroid confirmed adenosquamous carcinoma. …”
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  14. 854

    A case report of acute promyelocytic leukemia with myeloid sarcoma of the lumbar spine and literature review by Yiwen Du, Kun Yang, Yantao Ling, Ying Zhang, Yuping Gong

    Published 2025-01-01
    “…This report describes a 53-year-old male who presented with low back pain and a movement disorder in his lower limbs. MRI and PET/CT scans of the lumbar spine revealed an intraspinal mass. …”
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  15. 855

    Acute Myocardial Infarction due to External Compression of the Left Main Coronary Artery by a Large Pulmonary Artery Aneurysm by H. Sharma, S. N. Doshi, M. A. Nadir

    Published 2021-01-01
    “…Computer tomography (CT) scans confirmed new PAA, compared to previous scans. …”
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  16. 856

    STUDY ON FATIGUE LIFE OF SUS304 STAINLESS STEEL SPOT WELDED JOINTS (MT) by ZHAO JiaWei, TAO YouRui, PEI JiaXing, ZHANG Yu

    Published 2023-01-01
    “…The accurate nugget diameter is obtained by CT scanning experiment, then the finite element model of the specimen is established, and the accuracy of the model is verified by optical strain measurement experiment. …”
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  17. 857

    Stress Analysis of a Class II MO-Restored Tooth Using a 3D CT-Based Finite Element Model by Yiu Pong Chan, Chak Yin Tang, Bo Gao

    Published 2012-01-01
    “…To build up a solid computational model of a tooth, a method has been proposed to construct a 3D model from 2D CT-scanned images. Facilitated with CAD tools, the 3D tooth model has been virtually incorporated with a Class II MO restoration. …”
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  18. 858

    Context-Aware Dual-Task Deep Network for Concurrent Bone Segmentation and Clinical Assessment to Enhance Shoulder Arthroplasty Preoperative planning by Luca Marsilio, Andrea Moglia, Alfonso Manzotti, Pietro Cerveri

    Published 2025-01-01
    “…<italic>Methods:</italic> xCEL-UNet was designed as a dual-task deep network for humerus and scapula bone reconstruction in CT scans, and assessment of three GH joint clinical conditions, namely osteophyte size (OS), joint space reduction (JS), and humeroscapular alignment (HSA). …”
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  19. 859

    Current Evidence for Developmental, Structural, and Functional Brain Defects following Prenatal Radiation Exposure by Tine Verreet, Mieke Verslegers, Roel Quintens, Sarah Baatout, Mohammed A. Benotmane

    Published 2016-01-01
    “…The increasing use of medical radiation modalities, in particular those employing low-dose radiation such as CT scans, raises concerns regarding the effects of cumulative exposure doses and the inappropriate utilization of these imaging techniques. …”
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  20. 860

    0.5T MRI as a competitor to CT for sinus imaging by Mark Parker, Steven Beyea, James Rioux, Brian King, Mohamed Abdolell, Sarah Reeve, Beverly Lieuwen, Chris Bowen, David Volders

    Published 2024-12-01
    “…Abstract The goal of this study was to determine how radiologists’ rating of image quality when using 0.5T Magnetic Resonance Imaging (MRI) compares to Computed Tomography (CT) for visualization of pathology and evaluation of specific anatomic regions within the paranasal sinuses. 42 patients with clinical CT scans opted to have a 0.5T MRI scan for this study. …”
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