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Functional imaging
Stefan Delorme
ESTRO Course: Target Volume Definition
Functional imaging
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Motion
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Perfusion
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Diffusion
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Metabolism
Functional imaging
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Motion: Adaptation of the PTV
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Perfusion: Viability, Aggressiveness
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Diffusion: Cellularity
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Metabolism: Delineation, Differentiation
Functional imaging methods
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Ultrasound:
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Motion tracking
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Contrast-enhanced ultrasound
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Elastography, ARFI
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Optoacoustic imaging
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CT:
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4D CT
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Dual engergy CT
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MRI
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4D MRI
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Dynamic contrast-enhanced MRI
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Dynamic susceptibility contrast MRI
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Diffusion imaging
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Spectrospopy
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PET
Dual Energy CT
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Scanning with two energies
simultaneously
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Dual source technique
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Energy switching
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Tissue differentiation
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Water
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Fat
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Calcium
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Iodine
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Basis for calculation of electron density
Motion
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CT
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In- and expiratory images
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Gated imaging (4D CT)
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MRI
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Fast MRI techniques