What does Thyrogen do to your body? Thyrogen was first made available in 1999 as a tool to elevate TSH levels without the need for thyroid hormone withdrawal (THW) . Injections of Thyrogen raise the
What does Thyrogen do to your body?
Thyrogen was first made available in 1999 as a tool to elevate TSH levels without the need for thyroid hormone withdrawal (THW) . Injections of Thyrogen raise the levels of TSH in your body, which is important when preparing for procedures like radioactive iodine (RAI) ablation or some diagnostic tests.
How long does Thyrogen stay in system?
The pharmacokinetics of Thyrogen were studied in 16 patients with well-differentiated thyroid cancer given a single 0.9 mg IM dose. Mean peak concentrations of 116 ± 38 mU/L were reached between 3 and 24 hours after injection (median of 10 hours). The mean apparent elimination half-life was 25 ± 10 hours.
What does iodine 123 do in the body?
The gamma emission of 123I allows excellent imaging (≈80% efficiency for a ½-inch-thick crystal) with low background activity. It provides considerably lower doses of radiation to the thyroid with comparable activity than does 131I. Iodine-123 is the iodine of choice for thyroid imaging (Fig. 4-1).
What is a whole body scan for thyroid cancer?
A whole-body scan will show whether iodine is in bone or other tissue (iodine uptake) after the thyroid gland has been removed for cancer. The whole-body scan can check to see if cancer has spread to other areas of the body.
How will I feel after Thyrogen injection?
In clinical studies, the most common side effects with Thyrogen injections were: Nausea. Headache. Fatigue.
How will I feel after Thyrogen injections?
Thyrogen side effects severe headache; severe nausea or vomiting; sudden swelling, pain, numbness, or loss of movement in any part of your body; signs of overactive thyroid–unexplained weight loss, increased appetite, changes in bowel habits, fast or pounding heartbeats, sweating, feeling anxious or irritable; or.
When is Thyrogen given?
When Thyrogen is utilized to test/diagnose possible thyroid cancer recurrence, the injection is given on days 1 and 2. On day 3 RAI is administered, and on day 5 a blood test with or without a whole body scan.
Can I drive after Thyrogen injection?
Make sure that you know how you react to Thyrogen before you drive a car or operate machinery or do anything else that may be dangerous if you are dizzy, light-headed, tired or drowsy. Tell your treating physician as soon as possible if you do not feel well after having Thyrogen.