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Radiation Dose to Adults From Common Imaging Examinations. For the most current information, visit radiologyinfo.org. 05.22. Note: This chart simplifies a highly complex topic for patients’ informational use. The effective doses are typical values for an average-sized adult.
Here are some approximate comparisons of background radiation and effective radiation dose in adults for several radiology procedures described on this website. These values can vary greatly, depending on the size of the patient and the type of imaging technology being used.
Computed tomography (CT) of the sinuses uses special x-ray equipment to evaluate the paranasal sinus cavities – hollow, air-filled spaces within the bones of the face surrounding the nasal cavity. CT scanning is painless, noninvasive and accurate.
29 Νοε 2018 · A CT Sinus scan requires ~0.7 mSv or radiation equal to about 7 chest x-rays. A CT Neck scan requires ~6.0 mSv or radiation equal to about 60 chest x-rays. A CT Head or Brain scan requires ~2 mSv or radiation equal to about 20 chest x-rays.
ACR recommendations and resources designed to assist you in providing effective imaging and therapy while minimizing the potential risk during exposure to ionizing radiation. Downloads Radiation Dose Reference Chart: Download a reference chart listing common imaging examination doses, updated to reflect the data presented in NCRP Report No. 184.
11 Νοε 2022 · Common types of CT scans and the amount of radiation you would absorb from them include: Belly and pelvis: 10 mSv, equal to about 3 years of background radiation. Colonography: 6 mSv, equal...
4 Οκτ 2012 · The major challenges posed by pregnancy, radiosensitive breast tissue, lactation, and an inability to easily exclude ovaries from the imaging field make female patients particularly vulnerable to medical imaging radiation exposure.
