1. Thyrotoxicosis: Diagnosis and Management
Anu Sharma, MBBS, Marius N. Stan, MD 
Mayo Clinic Proceedings 
Volume 94, Issue 6, Pages (June 2019)
DOI: /j.mayocp
Copyright © 2018 Mayo Foundation for Medical Education and Research Terms and Conditions

2. Figure 1
Radioactive iodine I 123 uptake image showing diffuse thyroid uptake in a patient with Graves disease.
Mayo Clinic Proceedings  , DOI: ( /j.mayocp )
Copyright © 2018 Mayo Foundation for Medical Education and Research Terms and Conditions

3. Figure 2
Radioactive iodine I 123 uptake image showing focal uptake in a toxic adenoma with decreased uptake in surrounding normal thyroid tissue.
Mayo Clinic Proceedings  , DOI: ( /j.mayocp )
Copyright © 2018 Mayo Foundation for Medical Education and Research Terms and Conditions

4. Figure 3
Three radioactive iodine I 123 uptake images showing characteristic heterogeneous patchy thyroid uptake found in toxic multinodular goiters.
Mayo Clinic Proceedings  , DOI: ( /j.mayocp )
Copyright © 2018 Mayo Foundation for Medical Education and Research Terms and Conditions