protocol stuff Flashcards
dose of Tc-99m MAA administered
3-5 mCi
dose of Xe-133 administered
10-20 mCi
How long can you image DTPA
20-60 min once inhaled
dose of DTPA administered
30 mCi
dose of Tc-99m MDP
20 mCi
when do you image MDP
2-4 hours after injection
dose of captopril
25-50 mg
when should an ACE inhibitor be stopped prior to a MAG-3 captopril scan?
> 2days prior
when is lasix administered in a renogram
@ 20 min, 40 mg IV lasix is administered
after administration of lasix, normal clearance half time
<10-20 min is normal
> 20 min suggests obstruction
medication given for cerebral perfusion reserve
acetazolamide 1000mg
when are HMPAO or ECD injected for ictal imaging
within 30 seconds of the seizure
timing of FDG-PET brain imaging for suspected tumor versus radiation necrosis
1 and 4 hours
preparation prior to I-131 therapy
TSH > 30 (ideally 50)…..which can be achieved by stopping synthroid for 4 weeks….OR….two IM injections of thyrogen (recombinant TSH)
Timing of imaging of I-123 thyroid uptake scan
at 4 and 24 hrs
