MRI Flashcards
(29 cards)
MRI’S ARE PREFORMED BY…
A TECHNOLOGIST
ARRIVAL TIME FOR A MRI IS…
15-20 MINUTES PRIOR
THE MAGNET STRENGTH FOR A CLOSED MRI IS…
1.5 T
THE MAGNET STRENGTH FOR A OPEN MRI IS..
0.2
MRI’S THAT CAN BE DONE IN A OPEN MRI UNIT INCLUDE…
BRAIN- IAC PITUITARY, ORBITS
SPINE-LUMBAR, SACRUM, CERVICAL, THORACIC,SI JOINT, COCCYX
EXTREMITIES- KNEE SHOLDER
DOES POM OFFER SEDATIVES..
NO
FOR MULTIPLE MRI’S THE MAX NUMBER IN ONE DAY IS 3 BECAUSE..
SOME PTS CANT LAY STILL THAT LONG
TO OFFER TRANSPORTATION…
MUST BE PIP, WEEKDAYS ONLY, MRI’S CT’S OR 3 LOWER MODALITIES
MRI’S W/O CONTRAST TAKE…
20-30 MINUTES
MRI’S W CONTRAST TAKE…
45 MINS-1 HOUR
MRIS W/O CONTRAST THAT CAN TAKE 1 HOUR INCLUDE…
BRAIN- PITUITARY, IAC, ORBITS
EXTREMITIES UPPER AND LOWER- ANKLE, FOOT, WRIST, KNEE, SHOULDERS
PRE-SCREENING MRI W/O CONTRAST…
ANY HISTORY OF SURGERY?
ANY MENTAL RODS, PLATES, SCREWS, PINS, IN THE BODY?
ANY METAL IMPLANTED IN THE BODY- CARDIAC PACE MAKER OR DEFIBRILLATOR OR ANEURYSM CLIP ?
ANY POSSIBILITY OF PREGNANCY?
IF A PT HAS A CARDIAC PACE MAKER OR DEFIBRILLATOR OR ANEURYSM CLIP CAN A MRI BE DONE? IF NOT WHAT STEPS SHOULD BE TAKEN…
CANNOT HAVE MRI, CALL REFERRING DOCTOR TO RECOMMEND CT
IF A PT HAS A STENT WHAT PRECAUTIONS SHOULD BE TAKEN..
PT NEEDS TO BRING STENT CARD
WHEN SCREENING FOR METALS IN THE BODY, WHAT TYPE ARE WE LOOKING FOR…
MENTAL RODS, PLATES, SCREWS, PINS, CARDIAC PACE MAKER OR DEFIBRILLATOR OR ANEURYSM CLIP , ONLY SAFE METAL IS TITANIUM!
WHEN SCREENING FOR PREGNANCY, WHAT PRECAUTIONS ARE TAKEN….
NEGATIVE PREGO TEST
WHEN SCREENING FOR A MRI AT WHAT AGE ARE ADDITIONAL PRECAUTIONS REQUIRED?
55+
BORN IN 1961 OR BEFORE
WHAT SCREENING QUESTIONS ARE IMPORTANT FOR A MRI W CONTRAST?
HOW OLD ARE YOU? ARE YOU DIABETIC? ANY KIDNEY PROBLEMS? DIALYSIS, ONE KIDNEY ANY HISTORY OF SURGERY? ANY POSSIBILITY OF PREGNANCY?
IF LAB WORK IS REQUIRED WITH IN HOW MANY DAYS SHOULD THE LAB WORK BE COMPLETED?
30 DAYS
IF THE RESULTS ARE OUT OF RANGE WHAT PRECAUTIONS ARE TAKEN ?
CLINICAL DIRECTOR REVIEWS LEVELS AND DECIDES
IF LABS EXPIRED WITH IN A WEEK OF EXAM WHAT PRECAUTIONS ARE TAKEN?
CALL CLINICAL DIRECTOR, HE WILL DECIDE
DOUGLAS HORNSBY
WHY IS IT IMPORTANT TO HAVE CURRENT LABS FOR PT NEEDING MRI W CONTRAST?
TO CHECK KIDNEY LEVELS BEFORE INJECTING ( CAN THE KIDNEYS BREAK DOWN/ PROCESS THE CONTRAST AGENT??)
FOR LABS THE RANGE REQUIRED IS…
BUN- .25 OR LOWER
CREATININE - 1.5 OR LOWER
GFR- 60 OR HIGHER
IF A PT IS DIABETIC CAN THEY CONTINUE TO TAKE THEIR INSULIN OR ORAL MEDICATION?
YES! CAN CONTINUE MEDICATION