نتایج جستجو برای: ctpa
تعداد نتایج: 309 فیلتر نتایج به سال:
Abstract Background Pulmonary embolism (PE) is a critical medical condition that requires prompt diagnosis and treatment to avoid serious morbidity mortality risk. Multidetector CT pulmonary angiography (CTPA) considered the first-line imaging modality for suspected acute PE. The presence of right heart strain, which supports diagnosis, special attention. aim our retrospective study assess reli...
Abstract Background/Introduction Chronic thromboembolic pulmonary hypertension (CTEPH) is considered to be a late complication of acute embolism (PE). However, up one third CTEPH patients do not report prior symptomatic venous thromboembolism (VTE). Furthermore, substantial proportion presenting with an PE event may exhibit radiological signs chronicity at baseline computed tomography angiograp...
BACKGROUND Pulmonary embolism (PE) is a potentially life-threatening condition. Although computed tomography pulmonary angiography (CTPA) is the reference standard for diagnosis, its early diagnosis remains a challenge, and the concerns about the radiation exposures further limit the general use of CTPA. The primary aim of this meta-analysis was to evaluate the overall diagnostic accuracy of tr...
Background: Lowering the amount of iodinated contrast material and tube voltage may increase pulmonary artery opacification thrombus identification without compromising picture quality. Objectives: To explore efficiency using lower a medium dose for conducting computed tomography angiography (CTPA) aiming to its accuracy in detecting thromboembolism (PTE). Subjects Methods:100 patients schedule...
Abstract Background Pulmonary embolism (PE) is a common condition with considerable morbidity and mortality; it more often diagnosed post-mortem by pathologists than in vivo clinicians. Prompt accurate diagnosis difficult because PE may be clinically silent, the symptoms are vague nonspecific, addition, there no definitive, non-invasive diagnostic test to establish its diagnosis. The aim of thi...
In the continuation of our sustained interest in porphyrin-based dendrimers and their use as luminescent photosensitizers for two-photon photodynamic therapy (2P-PDT), we wondered about effect changing connectors macromolecular structures. We also wanted to initiate preliminary studies on meso-tetraarylporphyrins decorated with more electron-releasing arms. Thus, various meso-tetrafluorenylporp...
Introduction. The purpose of this study is to assess referral patterns and the yield of ventilation-perfusion (V/Q) scintigraphy in patients referred for acute pulmonary embolism (PE). Methods. We retrospectively reviewed the charts of all patients who underwent V/Q studies between April 1, 2008, and March 31, 2010. Patients were subdivided into 4 groups based on their referral source: emergenc...
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