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GUSTAVE ROUSSY
THÈME DU DIAPORAMA
Vaginal cancer: image-guided
adaptive brachytherapy (IGABT)
CTV
IR
:
safety margin for presumed adjacent significant
microscopic disease
Integrates initial tumor extension at diagnosis (
GTV
init
)
Includes the
CTV
HR
plus an isotropic margin of
minimal 5 mm
limited by previously unaffected anatomical borders/compartments
pubic bone, pelvic wall, pelvic floor musculature, bladder, urethra,
mesorectal fascia, rectum, anal sphincter
In case of infitration of hollow organs (rectum, urinary bladder)
before radiochemotherapy only the organ wall without the lumen
should be included