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Whole of Cervix
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Presumed extensions at brachytherapy
- Width:
parametrium clinically & (TRUS)
- Height:
to be generous to include a larger volume of uterus
superiorly (? Safety margins: 2/3rds ) while vaginal disease to be
delineated based on clinical findings at brachy
- Thickness:
anatomical boundaries (rectum/ bladder)
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CT Based Target Definition: Current area of Research
SUMMARY
High Risk CTV : Target definition / Contouring on CT
Based on Clinical examination, single MRI (at diagnosis preferable) and CT
Imaging at Brachytheapy