主题：【求助】住宅离基站50米左右，请问辐射对人体影响如何？ -- 狮团子

http://en.wikipedia.org/wiki/X-ray_computed_tomography#Typical_scan_doses

Examination Typical effective dose (mSv) (millirem)

X-ray Personnel security screening scan 0.00025 0.025[27]

Chest X-ray 0.1 10

Head CT 1.5[28] 150

Screening mammography 3[18] 300

Abdomen CT 5.3[28] 530

Chest CT 5.8[28] 580

CT colonography (virtual colonoscopy) 3.6–8.8 360–880

Chest, abdomen and pelvis CT 9.9[28] 990

Cardiac CT angiogram 6.7-13[29] 670–1300

Barium enema 15[18] 1500

Neonatal abdominal CT 20[18] 2000