Results 31 to 40 of about 1,542,992 (343)

Occult Spinal Dysraphism in the Presence of Rare Cutaneous Stigma in a Neonate: Importance of Ultrasound and Magnetic Resonance Imaging

Case Reports in Medicine, 2013
Occult spinal dysraphism is defined as a group of dystrophic conditions below an intact cover of dermis and epidermis. Ultrasonography using linear transducers is a fast, inexpensive, and effective method that makes it possible to view the content of the
Claudio Rodrigues Pires, Jane Marília Matos de Medeiros, Edward Araujo Júnior, Adriano Czapkowski, Sebastião Marques Zanforlin Filho   +4 more
doaj   +1 more source

Fast continuous in-situ XCT of additively manufactured carbon fiber reinforced tensile test specimens

Acta Polytechnica CTU Proceedings, 2023
The reinforcement of fused filament fabricated (FFF) components with continuous fibers allows for high versatility in the design of mechanical properties for a specific applications needs.
Jonathan Glinz, Julia Maurer, Martin Holzleitner, Francesco Pace, Antonios Stamopoulos, Michal Vopálenský, Ivana Kumpová, Michael Eckl, Johann Kastner, Sascha Senck   +9 more
doaj   +1 more source

Coronary computed tomography angiography of spontaneous coronary artery dissection: A case report and review of the literature [PDF]

, 2015
Patient: Male, 23 Final Diagnosis: Spontaneous coronary artery dissection Symptoms: Chest discomfort • chest pain Medication: — Clinical Procedure: Coronary computed tomography angiography Specialty: Radiology OBJECTIVE: Rare disease BACKGROUND ...
Bhalla, Sanjeev, Bolton, J. Scott, Maldonado, Jose, Torres-Ayala, Stephanie C.   +3 more
core   +2 more sources

Utilizing x-ray computed tomography for heritage conservation : the case of megalosaurus bucklandii [PDF]

, 2017
Of key importance to any cultural institution is the practice of conservation, the method by which specimens at risk of severe degradation or destruction are treated to ensure that they survive into the future.
Attridge, Alex, Hay, J., Ketchum, H., Smith, M. P., Warnett, Jason M., Williams, M. A., Wilson, Paul   +6 more
core   +1 more source

Diagnosis of Intra-Abdominal Extralobar Pulmonary Sequestration by means of Ultrasound in a Neonate

Case Reports in Pediatrics, 2013
Pulmonary sequestration is a congenital abnormality consisting of a mass of pulmonary tissue that presents an abnormal connection with the tracheobronchial tree, with a blood supply coming from an anomalous artery derived from the systemic circulation ...
Claudio Rodrigues Pires, Adriano Czapkowski, Edward Araujo Júnior, Sebastião Marques Zanforlin Filho   +3 more
doaj   +1 more source

CT Radiomics Combined With Clinicopathological Features to Predict Invasive Mucinous Adenocarcinoma in Patients With Lung Adenocarcinoma

Technology in Cancer Research & Treatment, 2023
Objective: This study aimed to develop and validate predictive models using clinical parameters, radiomic features, and a combination of both for invasive mucinous adenocarcinoma (IMA) of the lung in patients with lung adenocarcinoma.
Junjie Zhang MD, Ligang Hao MD, Min Li MD, Qian Xu MD, Gaofeng Shi MD   +4 more
doaj   +1 more source

Terahertz Computed Tomography of NASA Thermal Protection System Materials [PDF]

, 2012
A terahertz axial computed tomography system has been developed that uses time domain measurements in order to form cross-sectional image slices and three-dimensional volume renderings of terahertz-transparent materials. The system can inspect samples as
Rauser, R. W., Reyes-Rodriguez, S., Roth, D. J., Ussery, W. W., Zimdars, D. A.   +4 more
core   +2 more sources

Markov random field segmentation for industrial computed tomography with metal artefacts [PDF]

, 2018
X-ray Computed Tomography (XCT) has become an important tool for industrial measurement and quality control through its ability to measure internal structures and volumetric defects.
Bhalerao, Abhir, Jaiswal, Avinash, Tiwari, Manoj K., Warnett, Jason M., Williams, M. A.   +4 more
core   +1 more source

Synergizing traditional CT imaging with radiomics: a novel model for preoperative diagnosis of gastric neuroendocrine and mixed adenoneuroendocrine carcinoma

Frontiers in Oncology
ObjectiveTo develop diagnostic models for differentiating gastric neuroendocrine carcinoma (g-NEC) and gastric mixed adeno-neuroendocrine carcinoma (g-MANEC) from gastric adenocarcinoma (g-ADC) based on traditional contrast enhanced CT imaging features ...
Xiaoxiao He, Sujun Yang, Jialiang Ren, Ning Wang, Min Li, Yang You, Yang Li, Yu Li, Gaofeng Shi, Li Yang   +9 more
doaj   +1 more source

Fixing Nonconvergence of Algebraic Iterative Reconstruction with an Unmatched Backprojector [PDF]

, 2019
We consider algebraic iterative reconstruction methods with applications in image reconstruction. In particular, we are concerned with methods based on an unmatched projector/backprojector pair; i.e., the backprojector is not the exact adjoint or ...
Dong, Yiqiu, Hansen, Per Christian, Hochstenbach, Michiel E., Riis, Nicolai Andre Brogaard   +3 more
core   +3 more sources