
Health Dictionary
Reliable, easy-to-read patient information on common medical conditions — written in plain language, free of jargon, and grounded in current evidence. Browse the most frequent diagnoses, understand what they mean for everyday life, and learn which steps and questions help you have a focused conversation with your doctor.
Graves' disease other imaging findings
Introduction
Overview
Overview
Other Imaging Findings
Other Imaging Findings
Thyroid Scintigraphy

High RAIU: de novo T4 synthesis
- Toxic adenoma
- Toxic multinodular goiter
- TSH-producing pituitary tumor
- Hcg-secreting tumor
- Hyperemesis gravidarum
Low RAIU: released or exogenous T4
- Thyroiditis – painful, painless, post-partum
- Amiodarone toxicity
- Factitious hyperthyroidism
- Struma ovarii (rare)
- Metastatic thyroid CA (ridiculously rare)
References
References
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]
