3D Conformational
Radio Therapy
In order to perform 3D CRT it is necessary to perform a tomograph simulation, volumes to be irradiated must be defined as well as structures to be protected by a computerized planning, treatment with the linear accelerator is given and the healthy organ and tissue blocking is performed by the multileaf collimator. The dose is evenly received in all the tumoral volume.

Conformal Radio Therapy
Tridimensional Planning

Conformal Radio Therapy. Linear Accelerator.

Conformal Radio Therapy.
Characteristics
- Higher dosage possibility (dosage escalation).
- Decrease of undesired dose to adjacent tissues and critical organs
- Less volume to irradiate.
The probability to control tumors is proportional to the dose of radiation.
% of PCT
RADIATION DOSAGE

Conformal Radio Therapy
Multileaf Collimator
- Conforms the field of treatment according to the volume of the planned target.
- Protects surrounding areas.
- This action is practiced automatically for each field of treatment.
Radioterapia Externa
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