2017_IGRT course book
In-room CT
• Features ➢
Diagnostic image quality (single-slice, multi-slice helical CT, 4D)
➢
Short scanning times
➢
Large FOV 50 -70 cm diameter
➢
Isocenter calibration of the image has to be done ▪ Stereotactic frame ▪ Surface markers
➢
Patient has to be moved
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