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Distribution of normalized pulmonary transit time per pathology in a population of routine CMR examinations
Pulmonary transit time (PTT), defined as the time taken for a contrast agent bolus to pass from the right ventricle to the left ventricle, is a...
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Prognostic value of pulmonary transit time by cardiac magnetic resonance imaging in ST-elevation myocardial infarction
ObjectivesTo investigate the prognostic value of pulmonary transit time (pTT) determined by cardiac magnetic resonance (CMR) after acute...
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Measurement of pulmonary transit time and estimation of pulmonary blood volume after exercise using contrast echocardiography
BackgroundPulmonary transit time (PTT) and pulmonary blood volume (PBV) derived from non-invasive imaging correlate with pulmonary artery wedge...
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Association of pulmonary transit time by cardiac magnetic resonance with heart failure hospitalization in a large prospective cohort with diverse cardiac conditions
BackgroundLonger pulmonary transit time (PTT) is closely associated with hemodynamic abnormalities. However, the implications on heart failure (HF)...
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Pulmonary transit time is a predictor of outcomes in heart failure: a cardiovascular magnetic resonance first-pass perfusion study
BackgroundPulmonary transit time (PTT) can be measured automatically from arterial input function (AIF) images of dual sequence first-pass perfusion...
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Pulmonary blood volume measured by cardiovascular magnetic resonance: influence of pulmonary transit time methods and left atrial volume
BackgroundIncreased pulmonary blood volume (PBV) is a measure of congestion and is associated with an increased risk of cardiovascular events. PBV...
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Transit Thrombus in a Patent Foramen Ovale — Time Is Running Out: a Case Report
We report a case of a large thrombus entrapped in a patent foramen ovale after bariatric surgery and pulmonary embolism. The 60-year-old female...
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Right heart thrombus in transit and peripherally inserted central catheters
Right heart thrombus in transit or “free-floating right heart thrombus” is defined as thrombus(i) arising from the deep veins that embolises to the...
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Using deep learning–derived image features in radiologic time series to make personalised predictions: proof of concept in colonic transit data
ObjectivesSiamese neural networks (SNN) were used to classify the presence of radiopaque beads as part of a colonic transit time study (CTS). The SNN...
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A novel application of pulmonary transit time to differentiate between benign and malignant pulmonary nodules using myocardial contrast echocardiography
Malignant pulmonary nodules (PNs) are often accompanied by vascular dilatation and structural abnormalities. Pulmonary transit time (PTT) measurement...
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Pulmonary blood volume assessment from a standard cardiac rubidium-82 imaging protocol: impact of adenosine-induced hyperemia
BackgroundThis study aimed to assess the feasibility of estimating the pulmonary blood volume noninvasively using standard Rubidium-82 myocardial...
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Dual-layer dual-energy CT-derived pulmonary perfusion for the differentiation of acute pulmonary embolism and chronic thromboembolic pulmonary hypertension
ObjectivesTo evaluate dual-layer dual-energy computed tomography (dlDECT)–derived pulmonary perfusion maps for differentiation between acute...
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Characterization of pulmonary arterial stiffness using cardiac MRI
Pulmonary arterial stiffness (PAS) is a pathologic hallmark of all types of pulmonary hypertension (PH). Cardiac MRI (CMR), a gold-standard imaging...
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Transit time flow measurement of coronary bypass grafts before and after protamine administration
BackgroundIntraoperative graft assessment with tools like Transit Time Flow Measurement (TTFM) is imperative for quality control in coronary surgery....
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Percutaneous Cardiac Chambers and Pulmonary Artery Aspiration
Purpose of ReviewThe clinical guidelines and current practice in the field of removable cardiovascular pathologies are not aligned and are in...
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Relationship Between Esophageal Disease and Pulmonary Fibrosis
Esophageal disorders are prevalent among patients with chronic lung diseases, including idiopathic pulmonary fibrosis (IPF). Gastroesophageal reflux...
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Transit time flow measurement predicts graft patency in off-pump coronary artery bypass grafting upon 5-year angiographic follow-up
ObjectiveThis retrospective study sought to evaluate the efficacy of transit time flow measurement (TTFM) as a means of predicting bypass graft...
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Cardiopulmonary transit time: A novel PET imaging biomarker of in vivo physiology for risk stratification of heart transplant recipients
BackgroundMyocardial blood flow (MBF) can be quantified using dynamic PET studies. These studies also inherently contain tomographic images of early...
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ECMOLIFE intra-hospital transport in life-saving for pulmonary vein obstruction
BackgroundTransport with extracorporeal membrane oxygenation (ECMO) in the hospital setting can become a challenge as well as in the out-of-hospital...
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Discriminative potential of exhaled breath condensate biomarkers with respect to chronic obstructive pulmonary disease
BackgroundChronic obstructive pulmonary disease (COPD) affecting 334 million people in the world remains a major cause of morbidity and mortality....
