IGRT
Home > IGRT
Our Treatments
IGRT
Image-Guided Radiotherapy (IGRT)
- Definition: A radiotherapy technique that uses imaging before and/or during treatment to ensure accurate delivery of radiation to the target.
- Purpose: Compensates for patient movement, organ motion, and setup errors, allowing for precise and adaptive treatment.
Key Features
Feature
Description
Imaging Modalities
kV X-rays, CBCT (Cone-Beam CT), MV imaging, ultrasound, MRI
Timing
Before and/or during each treatment session
Correction Methods
Manual or automated couch shifts, gating, real-time tracking
Use With
IMRT, VMAT, SBRT, SRS/SRT
Advantages
- Improves accuracy and precision of dose delivery
- Enables reduction of PTV margins, sparing normal tissue
- Allows adaptive planning (adjusting plan based on anatomical changes)
Applications
- All modern radiotherapy, especially in SBRT, prostate, head & neck, lung, and spinal tumors