Imaging Department
Balancing image quality and exposure is based on what principle?
ALARA
Radiation dose limits for electronic products
What is the 85/15 rule?
85% of the problems in a process come from the system itself with 15% coming from the people
What are the cardinal rules of radiation protection?
Time, distance, and shielding
Which personal protective gear must have the minimum amount of lead equivalent in them (0.25 mm)
Aprons and gloves
The main goals of a radiology department through a quality management program is to
Minimize repeat exams
Improve efficiency
What is the agency that accredits healthcare organizations and requires QA documentation for continued certification?
What is the purpose of a second dosimeter during pregnancy?
To track fetal dose under the apron
Collimators are classified as what type of device according to the FDA?
Class 2 - Moderate risk
What is the maximum fetal dose limit for the entire pregnancy?
0.5 rem or 5 mSv
Measuring outcomes like image quality and report timeliness are examples of what quality care level?
Actual quality
The TJC set what regulation for CT exams?
Requiring documentation of radiation doses for all exams
Applying shielding within 5 cm of the beam is used for what?
Gonadal dose
When should dosimeters be checked for occupational dose monitoring?
Monthly or quarterly
For non-occupational exposure, the NCRP Report #116 says the maximum dost limit for infrequent exposure should be
5 mSv/year
What are the five components of a quality management program in imaging?
Equipment quality control
Administrative responsibilities
Risk management
Regulatory and Standards Compliance
Radiation Safety Program
What did the HITECH Act do?
Introduce tiered penalties for HIPPA violations
Which campaign encourages safe pediatric imaging?
Image Gently
What can reduce fluoroscopy doses by up to 90%?
According to the NCRP report #116, what is the annual occupational dose limit for the eye lens?
15 rem or 150 mSv
What did the CARE Act attempt to do for the radiologic sciences?
Mandated education and training for technologists on a federal level
What document outlines the dose limits for the population (including occupational dose limits)?
NCRP Report #116
What is the purpose of Diagnostic Reference Levels (DRLs)?
To identify unusually high dose levels and work on lowering them while maintain diagnostic quality images
When should radiation warning signs be posted?
When the exposure rate is above 5 mR/h
According to the NCRP Report #116, what is the annual occupational dose limit for whole-body exposure?
50 mSv or 5 rem