Real-time determination of the optimal reconstruction phase to control ECG pulsing in spiral cardiac CT

Physica Medica

Volumn 25, Issue 3, 2009, Pages 122-127

  Ertel, Dirk ^a   Pflederer, Tobias ^a   Achenbach, Stephan ^a   Kalender, Willi A ^a  

^a UNIVERSITY OF ERLANGEN NUREMBERG   (Germany)

Author keywords

Cardiac imaging; ECG pulsing; Optimal reconstruction phase; Spiral CT

Indexed keywords

ADULT; ANGIOCARDIOGRAPHY; ARTICLE; COMPUTED TOMOGRAPHIC ANGIOGRAPHY; CONTROLLED STUDY; DOSIMETRY; ELECTROCARDIOGRAPHY; FEMALE; HUMAN; IMAGE QUALITY; IMAGE RECONSTRUCTION; INTERMETHOD COMPARISON; MAJOR CLINICAL STUDY; MALE; ONLINE SYSTEM; PROCESS OPTIMIZATION; RELIABILITY; SIGNAL DETECTION; SIGNAL NOISE RATIO; SPIRAL COMPUTER ASSISTED TOMOGRAPHY;

ALGORITHMS; ARTIFACTS; CARDIAC-GATED IMAGING TECHNIQUES; COMPUTER SYSTEMS; CORONARY ANGIOGRAPHY; CORONARY ARTERY DISEASE; ELECTROCARDIOGRAPHY; FEMALE; HUMANS; IMAGE ENHANCEMENT; IMAGE INTERPRETATION, COMPUTER-ASSISTED; MALE; MIDDLE AGED; REPRODUCIBILITY OF RESULTS; SENSITIVITY AND SPECIFICITY; TOMOGRAPHY, SPIRAL COMPUTED;

EID: 68849127002     PISSN: 11201797     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ejmp.2008.08.002     Document Type: Article

References (29)

1. Kachelrieß M., and Kalender W.A. Electrocardiogram-correlated image reconstruction from subsecond spiral computed tomography scans of the heart. Med Phys 25 12 (1998) 2417-2431
2. Kachelrieß M., Ulzheimer S., and Kalender W.A. ECG-correlated image reconstruction from subsecond multi-slice spiral CT scans of the heart. Med Phys 27 8 (2000) 1881-1902
3. Taguchi K., and Anno H. High temporal resolution for multislice helical computed tomography. Med Phys 27 5 (2000) 861-872
4. Flohr T., Prokop M., Becker C., Schoepf U.J., Kopp A.F., White R.D., et al. A retrospectively ECG-gated multislice spiral CT scan and reconstruction technique with suppression of heart pulsation artifacts for cardio-thoracic imaging with extended volume coverage. Eur Radiol 12 6 (2002) 1497-1503
5. Achenbach S., Ropers D., Holle J., Muschiol G., Daniel W.G., and Moshage W. In-plane coronary arterial motion velocity: measurement with electron-beam CT. Radiology 216 2 (2000) 457-463
6. Leschka S., Husmann L., Desbiolles L.M., Gaemperli O., Schepis T., Koepfli P., et al. Optimal image reconstruction intervals for non-invasive coronary angiography with 64-slice CT. Eur Radiol 16 9 (2006) 1962-1972
7. Wang Y., Vidan E., and Bergmann G.W. Cardiac motion of coronary arteries variability in the rest period and implications for coronary MR angiography. Radiology 213 3 (1999) 751-758
8. Herzog C., Arning-Erb M., Zangos S., Eichler K., Hammerstingl R., Dogan S., et al. Multi-detector row CT coronary angiography: influence of reconstruction technique and heart rate on image quality. Radiology 238 1 (2006) 75-86
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 245 2 (2007) 567-576
10. Kalender W.A., Wolf H., Suess C., Gies M., Greess H., and Bautz W.A. Dose reduction in CT by on-line tube current control: principles and validation on phantoms and cadavers. Eur Radiol 9 2 (1999) 323-328
11. Jakobs T.F., Becker C.R., Ohnesorge B., Flohr T., Suess C., Schoepf U.J., et al. Multislice helical CT of the heart with retrospective ECG gating: reduction of radiation exposure by ECG-controlled tube current modulation. Eur Radiol 12 3 (2002) 1081-1086
12. Achenbach S., Anders K., and Kalender W.A. Dual-source cardiac computed tomography: image quality and dose considerations. Eur Radiol 18 6 (2008) 1188-1198
13. Achenbach S. Current and future status on cardiac computed tomography imaging for diagnosis and risk stratification. J Nucl Cardiol 12 (2005) 703-713
14. Kalender WA, Kachelrieß M. Computertomograph mit objektbezogener Bewegungsartefaktreduktion und Extraktion der Objektbewegungsinformation (Kymogramm). European Patent Office; 1999; Patent pending, Patent Nr.: 99111708.6 - 1522.
15. Kachelrieß M., Sennst D.A., Maxlmoser W., and Kalender W.A. Kymogram detection and kymogram-correlated image reconstruction from subsecond spiral computed tomography scans of the heart. Med Phys 29 7 (2002) 1489-1503
16. Ertel D., Pflederer T., Achenbach S., Kachelrieß M., Steffen P., and Kalender W.A. Validation of a rawdata-based synchronization signal (kymogram) for a phase-correlated cardiac image reconstruction. Eur Radiol 18 2 (2008) 253-262
17. Ertel D., Kachelrieß M., Pflederer T., Achenbach S., Lapp R.M., Nagel M., et al. Rawdata-based detection of the optimal reconstruction phase in ECG-gated cardiac image reconstruction. Proc MICCAI LNCS 4191 (2006) 348-355
18. Ertel D, Pflederer T, Achenbach S, Kachelrieß M, Kyriakou Y, Kalender WA. Raw data-based approach to identify the optimal reconstruction phase in coronary computed tomography angiography. JCAT. Technical Note, in press.
19. Schittkowski K. On the convergence of a sequential quadratic programming method with an augmented Lagrangian line search function. Math Oper sch u Statist, Ser Optim 14 2 (1983) 197-216
20. Kachelrieß M., Knaup M., and Kalender W.A. Multithreaded cardiac CT. Med Phys 33 7 (2006) 2435-2447
21. Leschka S., Alkadhi H., Plass A., Desbiolles L., Grunenfelder J., Marincek B., et al. Accuracy of MSCT coronary angiography with 64-slice technology: first experience. Eur Heart J 26 15 (2005) 1482-1487
22. Ropers D., Rixe J., Anders K., Kuttner A., Baum U., Bautz W., et al. Usefulness of multidetector row spiral computed tomography with 64- × 0.6-mm collimation and 330-ms rotation for the noninvasive detection of significant coronary artery stenoses. Am J Cardiol 97 3 (2006) 343-348
23. Schaller S., Stierstorfer K., Bruder H., Kachelrieß M., and Flohr T. Novel approximate approach for high-quality image reconstruction in helical cone-beam CT at arbitrary pitch. Proc SPIE 4322 (2001) 113-127
24. Flohr T., Stierstorfer K., Raupach R., Ulzheimer S., and Bruder H. Performance evaluation of a 64-slice CT system with z-flying focal spot. Fortschr Röntgenstr 176 12 (2004) 1803-1810
25. Nikolaou K., Flohr T., Knez A., Rist C., Wintersperger B., Johnson T., et al. Advances in cardiac CT imaging: 64-slice scanner. Int J Cardiovasc Imaging 20 6 (2004) 535-540
26. Wintersperger B.J., Nikolaou K., von Ziegler F., Johnson T., Rist C., Leber A., et al. Image quality, motion artifacts, and reconstruction timing of 64-slice coronary computed tomography angiography with 0.33-second rotation speed. Invest Radiol 41 5 (2006) 436-442
27. Mahnken A.H., Mühlenbruch G., Günther R.W., and Wildberger J.E. Cardiac CT: coronary arteries and beyond. Eur Radiol 17 4 (2007) 994-1008
28. Manzke R., Köhler T., Nielsen T., Hawkes D., and Grass M. Automatic phase determination for retrospectively gated cardiac CT. Med Phys 31 12 (2004) 3345-3362
29. Hoffmann M.H.K., Lessick J., Manzke R., Schmid F.T., Gershin E., Boll D.T., et al. Automatic determination of minimal cardiac motion phases for computed tomography imaging: initial experience. Eur Radiol 16 2 (2006) 365-373