Body physique and heart rate variability determine the occurrence of stair-step artefacts in 64-slice CT coronary angiography with prospective ECG-triggering

European Radiology

Volumn 19, Issue 7, 2009, Pages 1698-1703

  Husmann, Lars ^a   Herzog, Bernhard A ^a   Burkhard, Nina ^a   Tatsugami, Fuminari ^a   Valenta, Ines ^a   Gaemperli, Oliver ^a   Wyss, Christophe A ^a   Landmesser, Ulf ^a   Kaufmann, Philipp A ^b  

^a UNIVERSITY HOSPITAL ZURICH   (Switzerland)

^b UNIVERSITY OF ZURICH   (Switzerland)

Author keywords

Computed tomography coronary angiography; Low dose; Prospective ECG gating; Prospective ECG triggering; Stair step artefacts

Indexed keywords

ADULT; ARTICLE; BODY BUILD; BODY MASS; BODY WEIGHT; COMPUTED TOMOGRAPHIC ANGIOGRAPHY; CONTROLLED STUDY; CORONARY ARTERY; CORONARY ARTERY DISEASE; ELECTROCARDIOGRAPHY; FEMALE; HEART MOVEMENT; HEART RATE VARIABILITY; HUMAN; IMAGE ANALYSIS; IMAGE PROCESSING; IMAGE QUALITY; MAJOR CLINICAL STUDY; MALE; MOTION; PRIORITY JOURNAL; RADIATION DOSE; THORAX WALL;

ARTIFACTS; BODY CONSTITUTION; CARDIAC-GATED IMAGING TECHNIQUES; CORONARY ANGIOGRAPHY; CORONARY ARTERY DISEASE; FEMALE; HEART RATE; HUMANS; MALE; MIDDLE AGED; RADIOGRAPHIC IMAGE ENHANCEMENT; REPRODUCIBILITY OF RESULTS; SENSITIVITY AND SPECIFICITY; TOMOGRAPHY, X-RAY COMPUTED;

EID: 67349212881     PISSN: 09387994     EISSN: None     Source Type: Journal    
DOI: 10.1007/s00330-009-1339-0     Document Type: Article

References (27)

1. Hsieh J, Londt J, Vass M et al (2006) Step-and-shoot data acquisition and reconstruction for cardiac x-ray computed tomography. Med Phys 33:4236-4248
2. Husmann L, Valenta I, Gaemperli O et al (2008) Feasibility of low-dose coronary CT angiography: First experience with prospective ECG-gating. Eur Heart J 29:191-197
3. Husmann L, Valenta I, Kaufmann PA (2008) Coronary angiography with low-dose computed tomography at 1.4 mSv. Herz 33:75
4. Earls JP, Berman EL, Urban BA et al (2008) Prospectively gated transverse coronary CT angiography versus retrospectively gated helical technique: Improved image quality and reduced radiation dose. Radiology 246:742-753
5. Hirai N, Horiguchi J, Fujioka C et al (2008) Prospective versus retrospective ECG-gated 64-detector coronary CT angiography: Assessment of image quality, stenosis, and radiation dose. Radiology 248:424-430
6. Shuman WP, Branch KR, May JM et al (2008) Prospective versus retrospective ECG gating for 64-detector CT of the coronary arteries: comparison of image quality and patient radiation dose. Radiology 248:431-437
7. Herzog BA, Husmann L, Burkhard N et al (2008) Accuracy of low-dose computed tomography coronary angiography using prospective electrocardiogram-triggering: First clinical experience. Eur Heart J 29(24):3037-3042
8. Scheffel H, Alkadhi H, Leschka S et al (2008) Low-dose CT coronary angiography in the step-and-shoot mode: Diagnostic performance. Heart 94:1132-1137
9. Maruyama T, Takada M, Hasuike T et al (2008) Radiation dose reduction and coronary assessability of prospective electrocardiogram-gated computed tomography coronary angiography. JACC 52:1450-1455
10. Kaufmann PA (2008) Low-dose computed tomography coronary angiography with prospective triggering: A promise for the future. J Am Coll Cardiol 52:1456-1457
11. Stolzmann P, Leschka S, Scheffel H et al (2008) Dual-source CT in step-and-shoot mode: Noninvasive coronary angiography with low radiation dose. Radiology 249:71-80
12. Klass O, Jeltsch M, Feuerlein S et al (2008) Prospectively gated axial CT coronary angiography: Preliminary experiences with a novel low-dose technique. Eur Radiol. doi: 10.1007/s00330-008-1222-4
13. Stolzmann P, Scheffel H, Schertler T et al (2008) Radiation dose estimates in dual-source computed tomography coronary angiography. Eur Radiol 18:592-599
14. Achenbach S, Anders K, Kalender WA (2008) Dual-source cardiac computed tomography: Image quality and dose considerations. Eur Radiol 18:1188-1198
15. Einstein AJ, Moser KW, Thompson RC, Cerqueira MD, Henzlova MJ (2007) Radiation dose to patients from cardiac diagnostic imaging. Circulation 116:1290-1305
16. Hurwitz LM, Reiman RE, Yoshizumi TT et al (2007) Radiation dose from contemporary cardiothoracic multidetector CT protocols with an anthropomorphic female phantom: Implications for cancer induction. Radiology 245:742-750
17. Leschka S, Wildermuth S, Boehm T et al (2006) Noninvasive coronary angiography with 64-section CT: Effect of average heart rate and heart rate variability on image quality. Radiology 241:378-385
18. Austen WG, Edwards JE, Frye RL et al (1975) A reporting system on patients evaluated for coronary artery disease. Report of the Ad Hoc Committee for Grading of Coronary Artery Disease, Council on Cardiovascular Surgery, American Heart Association. Circulation 51:5-40
19. Kovacs SJ Jr (1985) 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 110:872-878
20. Husmann L, Leschka S, Desbiolles L et al (2007) Coronary artery motion and cardiac phases: Dependency on heart rate implications for CT image reconstruction. Radiology 245:567-576
21. Herzog C, Abolmaali N, Balzer JO et al (2002) Heart-rate-adapted image reconstruction in multidetector-row cardiac CT: Influence of physiological and technical prerequisite on image quality. Eur Radiol 12:2670-2678
22. Shapiro MD, Pena AJ, Nichols JH et al (2008) Efficacy of pre-scan beta-blockade and impact of heart rate on image quality in patients undergoing coronary multidetector computed tomography angiography. Eur J Radiol 66:37-41
23. Schoenhagen P (2008) Back to the future: Coronary CT angiography using prospective ECG triggering. Eur Heart J 29:153-154
24. Brodoefel H, Burgstahler C, Tsiflikas I et al (2008) Dual-source CT: effect of heart rate, heart rate variability, and calcification on image quality and diagnostic accuracy. Radiology 247:346-355
25. Nakanishi T, Kayashima Y, Inoue R, Sumii K, Gomyo Y (2005) Pitfalls in 16-detector row CT of the coronary arteries. Radiographics 25:425-438 discussion 438-440
26. Choi HS, Choi BW, Choe KO et al (2004) Pitfalls, artifacts, and remedies in multi-detector row CT coronary angiography. Radiographics 24:787-800
27. Rybicki FJ, Otero HJ, Steigner ML et al (2008) Initial evaluation of coronary images from 320-detector row computed tomography. Int J Cardiovasc Imaging 24:535-546