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Ricci F, Barison A, Todiere G, Mantini C, Cotroneo AR, Emdin M, De Caterina R, Galllina S, Aquaro GD. Prognostic value of pulmonary blood volume by first-pass contrast-enhanced CMR in heart failure outpatients: the PROVE-HF study. Eur Heart J Cardiovasc Imaging 2017; 19:896-904. [DOI: 10.1093/ehjci/jex214] [Citation(s) in RCA: 20] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/24/2017] [Accepted: 08/16/2017] [Indexed: 12/24/2022] Open
Affiliation(s)
- F Ricci
- Institute for Advanced Biomedical Technologies, “G. d'Annunzio” University, Via Luigi Polacchi, 11 - 66100 Chieti, Italy
- Department of Neuroscience, Imaging and Clinical Sciences, “G. d'Annunzio” University, Via dei Vestini. 31 - 66100 Chieti, Italy
- Institute of Cardiology, Department of Neuroscience, Imaging and Clinical Sciences, “G. d'Annunzio” University, Via dei Vestini, 31 - 66100 Chieti, Italy
| | - A Barison
- G. Monasterio Foundation, MRI-laboratory, Via Giuseppe Moruzzi, 1 - 56124 Pisa, Italy
| | - G Todiere
- G. Monasterio Foundation, MRI-laboratory, Via Giuseppe Moruzzi, 1 - 56124 Pisa, Italy
| | - C Mantini
- Department of Neuroscience, Imaging and Clinical Sciences, “G. d'Annunzio” University, Via dei Vestini. 31 - 66100 Chieti, Italy
| | - A R Cotroneo
- Department of Neuroscience, Imaging and Clinical Sciences, “G. d'Annunzio” University, Via dei Vestini. 31 - 66100 Chieti, Italy
| | - M Emdin
- G. Monasterio Foundation, MRI-laboratory, Via Giuseppe Moruzzi, 1 - 56124 Pisa, Italy
| | - R De Caterina
- Institute of Cardiology, Department of Neuroscience, Imaging and Clinical Sciences, “G. d'Annunzio” University, Via dei Vestini, 31 - 66100 Chieti, Italy
| | - S Galllina
- Institute of Cardiology, Department of Neuroscience, Imaging and Clinical Sciences, “G. d'Annunzio” University, Via dei Vestini, 31 - 66100 Chieti, Italy
| | - G D Aquaro
- G. Monasterio Foundation, MRI-laboratory, Via Giuseppe Moruzzi, 1 - 56124 Pisa, Italy
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Brittain EL, Doss LN, Saliba L, Irani W, Byrd BF, Monahan K. Feasibility and Diagnostic Potential of Pulmonary Transit Time Measurement by Contrast Echocardiography: A Pilot Study. Echocardiography 2015; 32:1564-71. [PMID: 25682691 DOI: 10.1111/echo.12906] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/27/2022] Open
Abstract
AIMS Pulmonary transit time (PTT; the time for ultrasound contrast to travel from the right ventricle [RV] to the left atrium) may provide a single metric that reports on cardiopulmonary function while overcoming some of the challenges of standard echocardiographic measures. We conducted a pilot study to test the feasibility and reproducibility of echocardiographically derived PTT and to determine its association with established measures of cardiopulmonary function. METHODS AND RESULTS A total of 39 patients receiving clinically indicated ultrasound contrast were prospectively enrolled. PTT was measured in the apical four-chamber view using commercially available software. Reproducibility and inter-observer agreement were assessed in 9 patients. PTT was correlated with established measures of left ventricular systolic and diastolic function, RV function, and pulmonary vascular status. PTT could be measured in 89% (33/37) of patients without a contraindication to ultrasound contrast; all measurements from the last 20 patients were interpretable and obtained independently by a sonographer. Reproducibility and inter-observer agreement were excellent. PTT correlated well with standard echocardiographic indicators of cardiac status. A PTT >4.5 seconds accurately identified all but 1 patient with cardiopulmonary dysfunction. CONCLUSIONS This pilot study demonstrates that measurement of PTT using ultrasound contrast is highly reproducible, accurately reflects global cardiopulmonary function across a range of cardiopulmonary disease, and can be readily obtained by an independent sonographer. Further studies are needed to determine whether PTT has incremental value in diagnosis and prognosis compared to conventional echocardiographic parameters.
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Affiliation(s)
- Evan L Brittain
- Division of Cardiovascular Medicine, Vanderbilt University Medical Center, Nashville, Tennessee
| | - Laura N Doss
- Division of Cardiovascular Medicine, Vanderbilt University Medical Center, Nashville, Tennessee
| | - Linda Saliba
- Division of Cardiovascular Medicine, Vanderbilt University Medical Center, Nashville, Tennessee
| | - Waleed Irani
- Division of Cardiovascular Medicine, Vanderbilt University Medical Center, Nashville, Tennessee
| | - Benjamin F Byrd
- Division of Cardiovascular Medicine, Vanderbilt University Medical Center, Nashville, Tennessee
| | - Ken Monahan
- Division of Cardiovascular Medicine, Vanderbilt University Medical Center, Nashville, Tennessee
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Eriksson A, Hansson K, Häggström J, Järvinen AK, Lord P. Pulmonary Blood Volume in Mitral Regurgitation in Cavalier King Charles Spaniels. J Vet Intern Med 2010; 24:1393-9. [DOI: 10.1111/j.1939-1676.2010.0619.x] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022] Open
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