Image-Guided Radiotherapy and Chemotherapy in Gynaecological Cancer

Summary CT-MRI

➢ More information on dose to OAR: • Moderate bladder filling; horizontal angle

➢ MRI, visualization of vaginal wall: • 0.3cm thick wall / ring, expand and include folds • “Dog ears” potential under dosage • Clinical relevance? (good clinical results)

➢ Aim: ensure optimal contact between applicator surface and vaginal wall, consider:

• Applicator: size cylinder, ovoid, ring, mould • Position verification: X-ray, CT (MRI), marker