Lowering heart rate with an optimised breathing protocol for prospectively ECG-triggered CT coronary angiography

British Journal of Radiology

Volumn 84, Issue 1005, 2011, Pages 790-795

  Husmann, L ^a   Herzog, B A ^a   Pazhenkottil, A P ^a   Buechel, R R ^a   Nkoulou, R ^a   Ghadri, J R ^a   Valenta, I ^a   Burger, I A ^a   Gaemperli, O ^a   Wyss, C A ^a   Kaufmann, Philipp A ^a,b  

^a UNIVERSITY HOSPITAL ZURICH   (Switzerland)

^b UNIVERSITY OF ZURICH   (Switzerland)

Author keywords

[No Author keywords available]

Indexed keywords

CONTRAST MEDIUM; ISOSORBIDE DINITRATE; METOPROLOL; METOPROLOL TARTRATE;

ADULT; ARTICLE; BREATHING PROTOCOL; CARDIOVASCULAR PARAMETERS; CLINICAL PROTOCOL; COMPUTED TOMOGRAPHIC ANGIOGRAPHY; CORONARY ARTERY; CORONARY VESSEL ATTENUATION; ELECTROCARDIOGRAM; FEMALE; HEART RATE; HUMAN; INFERIOR CAVA VEIN; INSPIRATORY CAPACITY; MAJOR CLINICAL STUDY; MALE; MEAN HEART RATE; PROSPECTIVE STUDY; SINGLE DRUG DOSE; THORAX PRESSURE;

BODY BURDEN; CORONARY ANGIOGRAPHY; CORONARY ARTERY DISEASE; ELECTROCARDIOGRAPHY; FEMALE; HEART RATE; HUMANS; MALE; MIDDLE AGED; PROSPECTIVE STUDIES; RADIATION DOSAGE; REPRODUCIBILITY OF RESULTS; RESPIRATION; TOMOGRAPHY, X-RAY COMPUTED;

EID: 80052091928     PISSN: 00071285     EISSN: None     Source Type: Journal    
DOI: 10.1259/bjr/29696915     Document Type: Article

References (17)

1. Hsieh J, Londt J, Vass M, Li J, Tang X, Okerlund D. Step-and-shoot data acquisition and reconstruction for cardiac x-ray computed tomography. Med Phys 2006;33:4236-48.
2. Husmann L, Valenta I, Gaemperli O, Adda O, Treyer V, Wyss CA, et al. Feasibility of low-dose coronary CT angiography: first experience with prospective ECG-gating. Eur Heart J 2008;29:191-7.
3. Earls JP, Berman EL, Urban BA, Curry CA, Lane JL, Jennings RS, et al. Prospectively gated transverse coronary CT angiography versus retrospectively gated helical technique: Improved image quality and reduced radiation dose. Radiology 2008;246:742-53.
4. Hirai N, Horiguchi J, Fujioka C, Kiguchi M, Yamamoto H, Matsuura N, et al. Prospective versus retrospective ECG-gated 64-detector coronary CT angiography: Assessment of image quality, stenosis, and radiation dose. Radiology 2008;248:424-30.
5. Shuman WP, Branch KR, May JM, Mitsumori LM, Lockhart DW, Dubinsky TJ, et al. Prospective versus retrospective ECG gating for 64-detector CT of the coronary arteries: comparison of image quality and patient radiation dose. Radiology 2008;248:431-7.
6. Maruyama T, Takada M, Hasuike T, Yoshikawa A, Namimatsu E, Yoshizumi T. Radiation dose reduction and coronary assessability of prospective electrocardiogramgated computed tomography coronary angiography: comparison with retrospective electrocardiogram-gated helical scan. J Am Coll Cardiol 2008;52:1450-5.
7. Herzog BA, Husmann L, Burkhard N, Gaemperli O, Valenta I, Tatsugami F, et al. Accuracy of low-dose computed tomography coronary angiography using prospective electrocardiogram-triggering: first clinical experience. Eur Heart J 2008;29:3037-42.
8. Shuman WP, Branch KR, May JM, Mitsumori LM, Strote JN, Warren BH, et al. Whole-chest 64-MDCT of emergency department patients with nonspecific chest pain: radiation dose and coronary artery image quality with prospective ECG triggering versus retrospective ECG gating. AJR Am J Roentgenol 2009;192:1662-7.
9. Husmann L, Leschka S, Desbiolles L, Schepis T, Gaemperli O, Seifert B, et al. Coronary artery motion and cardiac phases: dependency on heart rate implications for CT image reconstruction. Radiology 2007;245:567-76. (Pubitemid 47612540)
10. Roberts WT, Wright AR, Timmis JB, Timmis AD. Safety and efficacy of a rate control protocol for cardiac CT. Br J Radiol 2009;82:267-71.
11. Song SH, Lee WK, Chung YA, Hong SK. Mechanism of apneic bradycardia in man. J Appl Physiol 1969;27:323-7.
12. Achenbach S, Giesler T, Ropers D, Ulzheimer S, Anders K, Wenkel E, et al. Comparison of image quality in contrastenhanced coronary-artery visualization by electron beam tomography and retrospectively electrocardiogram-gated multislice spiral computed tomography. Invest Radiol 2003;38:119-28. (Pubitemid 36125895)
13. Husmann L, Gaemperli O, Valenta I, Schepis T, Scheffel H, Stolzmann P, et al. Impact of vessel attenuation on quantitative coronary angiography with 64-slice CT. Br J Radiol 2009;82:649-53.
14. Kovacs, Jr SJ. The duration of the QT interval as a function of heart rate: a derivation based on physical principles and a comparison to measured values. Am Heart J 1985;110: 872-8.
15. Herzog C, Abolmaali N, Balzer JO, Baunach S, Ackermann H, Dogan S, et al. Heart-rate-adapted image reconstruction in multidetector-row cardiac CT: influence of physiological and technical prerequisite on image quality. Eur Radiol 2002;12:2670-8.
16. Zhang J, Fletcher JG, Scott Harmsen W, Araoz PA, Williamson EE, Primak AN, et al. Analysis of heart rate and heart rate variation during cardiac CT examinations. Acad Radiol 2008;15:40-8.
17. Kuzo RS, Pooley RA, Crook JE, Heckman MG, Gerber TC. Measurement of caval blood flow with MRI during respiratory maneuvers: implications for vascular contrast opacification on pulmonary CT angiographic studies. AJR Am J Roentgenol 2007;188:8390-42.