Paediatric protocols
Increased focus on paediatric doses from CT has led to more effort in defining paediatric CT protocols
- For same mAs, dose to newborn is up to 2.5 that of adult
- Image quality has to be considered
GE uses ‘rainbow system’ for colour coding different age groups
- Acquisition parameters set for each colour
- Rainbow system extends to drug doses etc
Siemens system that modifies the tube current for paediatrics
- based upon the patient weight for head exams and patient age for bodies