12. Life time cancer mortality risk attributable to
the radiation exposure from a single
abdominal CT examination in a 1-year-old
child is approximately one in 550, and
approximately one in 1500 for a head CT
examination.
AJR:176, February 2001
13. Radiation exposure from two or three head
CT scans in childhood can triple the risk of
developing brain cancer, while five to 10 such
scans may triple the risk of developing
leukemia
Lancet June , 2012
18. MRI SCANS
2012 2013
TOTAL 1080 1022
BODY PART 2012 2013
HEAD 235 60
BODY (Spine,
Joints,Abdomen)
763 960
ANGIO 82 2
TOTAL 1080 1022
19. MRI SCANS CASUALTY
2012 2013
Total 28 14
2012 2013
Total 403 493
MRI SCANS OPD
MRI SCANS WARD
2012 2013
Total 291 289
MRI SCANS MAIN
2012 2013
Total 358 226
20. DIGITAL SUBTRACTION ANGIOGRAPHY (DSA)
2012 2013
SPLEEN 18 14
LIVER 25 31
MAXILLOFACIAL 13 03
PERIPHERAL 17 06
MISCELLANEOUS 30 (VASC-7,
NON VASCULAR-23)
35 (VASC-12,
NON VASCULAR-23)
Total 103 89
21. Some facts about CT...
Average time
NCCT Head & Spine = 5-7 minutes
CECT s ( in addition) = 12- 15 minutes
About 25-30 CT scans per month are delayed
(non-cooperative pts, unstable pts)
7 cases of on table cardiovascular events in
2013
No contrast reactions documented