2: Patient Care and MRI Safety Flashcards
What does P.H.I. Stand for?
Protected health information
3 forms of consent?
Written, oral, and implied
What does HIPAA stand for?
Health insurance portability and accountability act
3 goals of patient Bill of rights
I. Increase confidence in U.S. Healthcare
2. Strengthen relationships between patient, providers, and insurance companies.
3. prove importance in patients role in their health
3 patient Bill of rights
- Right to privacy
- Right to healthcare proxy
- Right for research participation
Res Ipsa loquitor
Negligence
Ferrous metals
Cobalt, iron, nickel, steel
Non-ferous metals
Titanium, copper
Cryogen temperature
Celcius and Kelvin
Negative -269° C or 4 kelvin
MRI environment temperature
69° F or 21°C
MRI environment humidity
50% to 70%
Fringe field
Magnetic parameter. Higher magnetic strength, stronger fringe field.
Gauss lines
Conversion measurement of tesla. 10,000 gauss = 1 Tesla
RF shielding, prevents what type of artifact?
Magic Angle artifacts
SAR - specific absorption rate? how is it measured?
Amount of RF absorbed by patient per unit of mass per patient. Watts per kilogram. W/kg
Measurement of SAR for part of body
Local SAR
Measurement of SAR for entire body
Global SAR
Acoustic noise
Initiated once electrical current is turned on causing rapid vibrations of electric pulses
Ear protection mandatory at…. Established in….
99 d B a- 2015
MRI d BA
<120 dba
dBa
A-weighted decibels
Gadolinium side effects and % of occurrence
1% - 5%. Nausea, headache, dizziness, coldness in arm, NSF nephrogenic system fibrosis
Highest quality immobilization company
Pearl tec. Inflatable and memory form
Two types of asepsis
1 medical- inhibits growth 2 surgical - destroys all microorganisms
Pathogen vehicle
Mode of transportation
Fomite
Non living, sponge, chair
Vector
Living - patient, family.
Cycle of infection
- Pathogen
- Resivoir
- Portal of exit
- Means of transmission
- Portal of entry
- susceptible host
Pathogen
Virus or bacteria
Resivoir
Environment: person animal or object
3 types of portal of entry
- Penetration 2. Inhalation 3. Ingestion
4 types of HAI
Hospital associated infection.
1. Central line associated bloodstream infections
2. Cather associated unitary tract infection
3. Surgical site infection
4. Ventilator associated pneumonia
What technique would you use to clean the MRI room rightly?
Clean technique
Respondeat superior
Employer of technologist being charged of malpractice
Is pregnancy a contraindication for an MRI?
No
Acceptable patient identifiers
- First and last name
- DOB
- home address, billing records
- Medical record number
What is the percentage of reaction from a gadolinium contrast injection?
Less than 1%