How much radiation is used in paediatric radiology examinations compared to other exposures?



Estimated dose - Days of background radiation 

Natural background	3 mSv/year	1 day

Airline passenger	0.04 mSv	4 days	

Chest X-ray	0.01 mSv	1 day

Head CT	2 mSv	8 months	

Chest CT	3 mSv	12 months	

Abdominal CT	5 mSv	20 months	

Angiography or venography	11-33 mSv	4-11 years	

CT guided intervention	11-17 mSv	4-6 years	



#PatientInfo #Radiology #Background #Radiation #Doses #Imaging #ChestXRay #CXR #CT #Nuclear #Comparison #Table #Risks #Testing #Study #Peds #Pediatrics