4 results
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
increased radioactive iodine ... increased radioactive iodine ... decreased radioactive iodine ... decreased radioactive iodine ... #hyperthyroid #
Approach to the Diagnosis of Hyperthyroidism - Differential Diagnosis and Workup Algorithm

 • Secondary Hyperthyroidism (↑↔TSH,
Workup Algorithm ... Radioactive Iodine ... disease • Low iodine ... goiter Radioactive Iodine ... • Thyroiditis, Iodine
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
• Low TSH, Low ... • Low TSH, normal ... critical illness, and ... → Radioactive Iodine ... #algorithm #diagnosis
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
Hyperthyroidism ... (low TSH, High T4 ... ) - Diagnostic Algorithm ... Radioactive iodine ... #Hyperthyroid #