Deep-Seated Tumours On the following webpages we inform you about tumours in the body with the exception of eye tumours for which there is a special page. (Photo: Scanderbeg Sauer Photography) Radiation against Cancer During TreatmentPractical InformationPhysics in the Service of MedicineWhat does a Radiation Oncologist do?What does a Medical Physicist do?What does a Radiation Therapist do?Enquire about a Therapy Support Post-Treatment Care