Iodine whole body scan - Preparation Requirements
TOTAL DURATION OF STUDY:
Approximately 60 minutes
Eltroxin medication must be stopped for 6 weeks. Eltroxin therapy may recommence 48 hours after Iodine administration with the acknowledgement of your referring clinician.
ALTERNATIVE TO ELTROXIN WITHDRAWAL:
rhTSH recombinant human TSH is approved by American Thyroid Association and is administered as follows: 0.9mg rhTSH i.m.i on two consecutive days, followed by 131I administration on the third day
Serum TSH and T4 levels 4 weeks after eltroxin has been stopped.
If blood TSH levels are > 50, schedule scan.
If blood TSH levels are > 30, schedule scan.
Low iodine diet prior to study
There is no conflict with Iodine allergy. The administered dose is less than the iodine content of a regular meal.
Patient is encouraged to drink water prior and during study