Zobrazeno 1 - 10
of 619
pro vyhledávání: '"computed tomography pulmonary angiography"'
Publikováno v:
BMC Medical Imaging, Vol 24, Iss 1, Pp 1-9 (2024)
Abstract Objective To evaluate the effect of the contrast-enhancement-boost (CE-boost) postprocessing technique on improving the image quality of obese patients in computed tomography pulmonary angiography (CTPA) compared to hybrid iterative reconstr
Externí odkaz:
https://doaj.org/article/ea2ed6c0a79c40a68342b0453067c8e2
Autor:
Hanan Elnour, Faisal Alzaidy, Mohamed Alotaibi, Malek Alsulymani, Muath Alosaimi, Hamid Osman, Mona Elhaj, Raga Ahmed Abouraida, Awadia Gareeballah, Rufida E. Eisa Ahmed, Ali Abdelrazig
Publikováno v:
International Journal of Biomedicine, Vol 14, Iss 3, Pp 464-468 (2024)
Background: Computed tomography pulmonary angiography (CTPA) is a non-invasive imaging method that can quickly diagnose pulmonary embolism. This study aimed to compare test bolus and bolus track contrast enhancement protocols to determine the optimal
Externí odkaz:
https://doaj.org/article/4029161a13bb46889c3d14cd1da5fa89
Autor:
Yopi Simargi, MD, Apriliani Puspa Dewi, MD, Michaela Alexandra Charlee, MD, Natasha Valerie, MD, Ronny Ronny, MD, Fenny Susilo, MD
Publikováno v:
Radiology Case Reports, Vol 19, Iss 8, Pp 3367-3371 (2024)
Pulmonary embolism (PE) is a life-threatening condition caused by a sudden blockage of pulmonary arteries. Nonspecific and extremely variable clinical presentation frequently leads to undetected cases, making computed tomography pulmonary angiography
Externí odkaz:
https://doaj.org/article/edc85bf5229b445ba962eb0b910797e2
Autor:
Ali Teymur Kahraman, Tomas Fröding, Dimitris Toumpanakis, Christian Jamtheim Gustafsson, Tobias Sjöblom
Publikováno v:
Heliyon, Vol 10, Iss 19, Pp e38118- (2024)
Purpose: To develop a deep learning-based algorithm that automatically and accurately classifies patients as either having pulmonary emboli or not in CT pulmonary angiography (CTPA) examinations. Materials and methods: For model development, 700 CTPA
Externí odkaz:
https://doaj.org/article/c9ffb4fe863a4b02a0d975e59e9d7d0a
Autor:
Aoife Murphy, Helen White
Publikováno v:
Journal of Medical Radiation Sciences, Vol 71, Iss 1, Pp 44-50 (2024)
Abstract Introduction Bolus track and test bolus are the most commonly used contrast timing protocols to undertake computed tomography pulmonary angiography (CTPA). The aim of this study was to compare test bolus and bolus track contrast enhancement
Externí odkaz:
https://doaj.org/article/de6c9addfcd045d080e1ee5180c4b2aa
Autor:
Mohammad Abdulrahim Wazzan, Ahmed H Abduljabbar, Ranim Yahya Nasr, Ruba M Shafi, Reem L Mimish, Dalia A Hashem
Publikováno v:
Saudi Journal for Health Sciences, Vol 13, Iss 1, Pp 21-27 (2024)
Background: Acute pulmonary embolism (PE) is a life-threatening condition with high mortality rates. Prompt and accurate diagnosis is crucial to prevent morbidity and mortality. Overutilizing computed tomography pulmonary angiography (CTPA) in low-ri
Externí odkaz:
https://doaj.org/article/d85baa31089140cc9bb6a1cd35849f56
Publikováno v:
APIK Journal of Internal Medicine, Vol 12, Iss 2, Pp 79-84 (2024)
Objectives: The objective is to assess the role of noncontrast computed tomography (NCCT) in the identification of pulmonary thromboembolism (PTE) using the difference in attenuation value between thrombus and blood pool and to establish its diagnost
Externí odkaz:
https://doaj.org/article/1d8fb19fc5f146b5a0b40145df669b00
Publikováno v:
BMC Medical Imaging, Vol 23, Iss 1, Pp 1-10 (2023)
Abstract Background This retrospective study aims to evaluate the diagnostic value of volume measurement of central pulmonary arteries using computer tomography pulmonary angiography (CTPA) for predicting pulmonary hypertension (PH). Methods A total
Externí odkaz:
https://doaj.org/article/b0569a149d4f42e8a0c4baa7e5d9d81c
Autor:
Estefania Oliveros, Michel Ibrahim, Carlos Manuel Romero, Paul Navo, Patricia Otero Valdes, Yevgeniy Brailovsky, Amir Darki, Riyaz Bashir, Anjali Vaidya, Paul Forfia, Chandra Dass
Publikováno v:
Journal of Cardiovascular Development and Disease, Vol 11, Iss 9, p 281 (2024)
Chronic thromboembolic pulmonary hypertension (CTEPH) is a complication of incomplete resolution of acute pulmonary embolism. We hypothesize changes in CT Hounsfield Unit gradient (HU-Δ) created by the dispersion of IV contrast through the downstrea
Externí odkaz:
https://doaj.org/article/e8c1c0cd8ba5456f81430eed9f018c7d
Autor:
Mengdi Zhang, Li Chen, Chao Bu, Hanxi Zhang, Jing Luo, Jing Wang, Qihua Sun, Qingyu Liu, Zhonghua Sun, Yu Li
Publikováno v:
Diagnostics, Vol 14, Iss 16, p 1762 (2024)
Pulmonary artery stenosis represents a group of disorders involving main, branch or peripheral pulmonary arteries with pain, dyspnea, hemoptysis or even no symptoms. Early diagnosis and timely intervention are crucial for reducing mortality, but time
Externí odkaz:
https://doaj.org/article/bdb7d1ad49de483da1da9a419105020a