Estimated Radiation Exposure to the Fetus During Radiographic Examinations






TABLE I-1

Estimated Fetal Radiation Dose From Abdominopelvic Radiography *




























PROCEDURE TYPE (# OF CASES) FETAL DOSE (mGy) RANGE OF GESTATIONAL AGE
Range of Dose Mean Weeks + Days
Abdominal radiography (n = 19) 0.45–7.20 2.44 1w + 0d–17w + 2d
Abdominopelvic radiography (n = 1) 3.60 3.60 11w + 0d
Pelvic radiography (n = 12) 1.70–9.45 4.77 3w + 1d–18w + 5d

* Adapted and reprinted with permission from: Ozbayrak M, Cavdar I, Seven M, et al. Determining and managing fetal radiation dose from diagnostic radiology procedures in Turkey. Korean J Radiol 2015;16(6):1276-1282.



TABLE I-2

Estimated Fetal Radiation Dose per 100 mAS eff From Adominopelvic CT for Several Different MDCT Scanners *













































































































































Scanner Model Tube Voltage (kVp) Collimation (mm) Fetal Dose (mGy) per 100 mAs eff
LightSpeed VCT a 120 20 14.35
140 40 17.92
140 20 19.31
LightSpeed 16 Pro a 120 20 11.54
120 10 13.54
140 20 17.92
140 10 20.91
LightSpeed 16 a 120 20 14.18
120 10 16.56
140 20 19.94
140 10 23.29
Sensation 64 b 120 28.8 9.64
120 19.2 10.4
140 28.8 15.56
140 19.2 16.79
Sensation 16 b 120 24 9.9
120 18 10.08
140 24 14.78
140 18 15.04
Brilliance 64 c 120 40 8.63
120 25 10.12
140 40 13.65
140 25 16.02
Brilliance 16 c 120 24 10.26
120 12 11.43
140 24 14.8
140 12 16.5
Aquilion 16 d 120 32 17.34
120 16 19.08
135 32 21.05
135 16 23.39

Only gold members can continue reading. Log In or Register to continue

Feb 16, 2019 | Posted by in ULTRASONOGRAPHY | Comments Off on Estimated Radiation Exposure to the Fetus During Radiographic Examinations
Premium Wordpress Themes by UFO Themes