4 results
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
high; in some cases ... tissue • Subacute thyroiditis ... • Hashimoto thyroiditis ... disease course #hypothyroid ... #hyperthyroid #
Hypothyroidism - Differential Diagnosis Algorithm
Central Hypothyroidism
 • Isolated TSH Deficiency
 • Panhypopituitarism
Thyroid Hormone Resistance
Iatrogenic
Primary Hypothyroidism
 -
Differential Diagnosis Algorithm ... Panhypopituitarism Thyroid ... - Congenital Thyroid ... Hypothyroidism #LowThyroid ... endocrinology #causes
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
(low TSH, High T4 ... ) - Diagnostic Algorithm ... concern for nodular thyroid ... workup choices AND management ... Hyperthyroidism #Hyperthyroid
Subacute Thyroiditis

Also known as: de Quervain’s thyroiditis, granulomatous thyroiditis, or viral thyroiditis

What?
Postviral inflammatory process caused by
inflammatory process caused ... after onset Causes ... levels, ↓ TSH (2) Hypothyroid ... phase: ↓ T4 and ... #diagnosis #management