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TcO4
Gamma-emitting radioisotope taken up by thyroid tissue proportional to iodide trapping. Used for thyroid scintigraphy to evaluate hyperthyroidism and thyroid tumors.
Radiation safety protocols required. Short half-life (6 hours). Nursing animal isolation needed. Primarily used for feline hyperthyroid imaging. Licensed nuclear medicine facility required.
Each ExoticRx dose rule is graded by the strength of its primary evidence — see the editorial process.
Free-tier preview — dog and cat dosing. Pro and Student unlock all 2 species including reptiles, birds, pocket pets, livestock, and equine.
| Species | Route | Dose | Frequency | Evidence | Source |
|---|---|---|---|---|---|
| Dog (Domestic) | IV | 0 5-10 mCi IV | Single dose (diagnostic) | Moderate | Plumb's Veterinary Drug Handbook, 9th Ed |
| Cat (Domestic) | IV | 0 2-5 mCi IV | Single dose (diagnostic) | Strong | Plumb's Veterinary Drug Handbook, 9th Ed |
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