Adult abdominal and pelvic effective doses

Procedure	Modality	Average effective dose (mSv)	Number of chest radiographs (PA/lateral) with equivalent radiation dose*
Pelvic radiograph	Conventional radiography	0.6	6
Abdominal radiograph	Conventional radiography	0.7	7
Intravenous pyelogram	Conventional radiography	2.5	25
Renogram	Nuclear medicine	2.6	26
HIDA scan	Nuclear medicine	3.1	31
ERCP	Conventional fluoroscopy or interventional radiology	4	40
Small-bowel follow-through	Conventional fluoroscopy or interventional radiology	5	50
Upper gastrointestinal series	Conventional fluoroscopy or interventional radiology	6	60
CT pelvis	Computed tomography	6	60
Gastrointestinal bleeding study	Nuclear medicine	7.8	78
Barium enema	Conventional fluoroscopy or interventional radiology	8	80
CT abdomen	Computed tomography	8	80
Abdominal angiogram	Conventional fluoroscopy or interventional radiology	12	120
Whole-body PET	Nuclear medicine	14.1	141
CT triphasic liver	Computed tomography	15	150
CT angiogram aorta	Computed tomography	24	240

HIDA: hepatobiliary aminodiacetic acid; ERCP: endoscopic retrograde cholangiopancreatography; PET: positron-emission tomography.
* PA and lateral chest radiograph = .1 mSv.

Data from:

Mettler, FA, Huda, W, Yoshizumi, TT, Mahesh, M. Effective doses in radiology and diagnostic nuclear medicine: a catalog. Radiology 2008; 248:254.
Smith-Bindman, R, Lipson, J, Marcus, R, et al. Radiation dose associated with common computed tomography examinations and the associated lifetime attributable risk of cancer. Arch Intern Med 2009; 169:2078.
Shrimpton, PC, Hillier, MC, Lewis, MA, Dunn, M. National survey of doses from CT in the UK: 2003. Br J Radiol 2006; 79:968.

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Adult abdominal and pelvic effective doses