Automated Threshold-Based 3D Segmentation Versus Short-Axis Planimetry for Assessment of Global Left Ventricular Function with Dual-Source MDCT

• Published in: American journal of roentgenology (1976) Vol. 190; no. 2; pp. 308 - 314
• Main Authors: Juergens, Kai Uwe, Seifarth, Harald, Range, Felix, Wienbeck, Susanne, Wenker, Mirja, Heindel, Walter, Fischbach, Roman
• Format: Journal Article
• Language: English
• Published: Leesburg, VA Am Roentgen Ray Soc 01.02.2008; American Roentgen Ray Society
• Subjects: Adult; Aged; Aged, 80 and over; Algorithms; Artificial Intelligence; Biological and medical sciences; Cardiology. Vascular system; Cardiovascular system; Coronary Artery Disease - complications; Coronary Artery Disease - diagnostic imaging; Coronary heart disease; Female; Heart; Humans; Imaging, Three-Dimensional - methods; Investigative techniques of hemodynamics; Investigative techniques, diagnostic techniques (general aspects); Male; Medical sciences; Middle Aged; Pattern Recognition, Automated - methods; Radiodiagnosis. Nmr imagery. Nmr spectrometry; Radiographic Image Enhancement - methods; Radiographic Image Interpretation, Computer-Assisted - methods; Reproducibility of Results; Sensitivity and Specificity; Tomography, X-Ray Computed - instrumentation; Tomography, X-Ray Computed - methods; Ventricular Dysfunction, Left - diagnostic imaging; Ventricular Dysfunction, Left - etiology; Human; Radiodiagnosis; Papillary muscle; Coronary arteriography; Systolic volume; End diastolic volume; Coronary heart disease; Left ventricle; Multidetector scanner; Interindividual comparison; Medical imagery; Computerized axial tomography; Hemodynamics; Left ventricle performance; Comparative study; Ejection fraction

The purpose of this study was to evaluate software for threshold-based 3D segmentation of the left ventricle in comparison with traditional 2D short axis-based planimetry (Simpson method) for measurement of left ventricular (LV) volume and global function with state-of-the-art dual-source CT. Fifty...