Simulation of four-dimensional CT images from deformable registration between inhale and exhale breath-hold CT scans

• Published in: Medical physics (Lancaster) Vol. 33; no. 3; p. 605
• Main Authors: Sarrut, David, Boldea, Vlad, Miguet, Serge, Ginestet, Chantal
• Format: Journal Article
• Language: English
• Published: United States 01.03.2006
• Subjects: Algorithms; Computer Simulation; Exhalation; Inhalation; Lung Neoplasms - pathology; Lung Neoplasms - radiotherapy; Pattern Recognition, Automated; Radiographic Image Interpretation, Computer-Assisted - methods; Reproducibility of Results; Respiratory Mechanics; Sensitivity and Specificity; Subtraction Technique; Tomography, X-Ray Computed - methods

We propose to simulate an artificial four-dimensional (4-D) CT image of the thorax during breathing. It is performed by deformable registration of two CT scans acquired at inhale and exhale breath-hold. Breath-hold images were acquired with the ABC (Active Breathing Coordinator) system. Dense deform...