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subacute thyroiditis
Classification:
- subacute granulomatous thyroiditis
- subacute lymphocytic thyroiditis
Pathology:
- see thyroiditis
Clinical manifestations:
- see thyroiditis
Laboratory:
- see thyroiditis
Radiology:
- see thyroiditis
Differential diagnosis:
- Graves disease
- distinguishing features of Graves disease from subacute thyroiditis include thyroid bruit, Graves ophthalmopathy, dermopathy [1]
- thyrotoxicosis after exposure to iodine containing contrast media [2]
- multinodular goiter
- thyrotoxicosis after exposure to iodine containing contrast media [2]
- goiter, thyroid nodules
Management:
1) non-steroidal anti-inflammatory drugs (NSAIDs)
2) prednisone 20-40 mg QD
- severe cases not responding to other therapy
- taper after 1 week with discontinuation in 2-4 weeks
- restart if pain recurs
3) propranolol 20-40 mg PO QID or atenolol for hyperthyroidism
Specific
subacute granulomatous thyroiditis; De Quervain's thyroiditis; giant-cell thyroiditis
subacute lymphocytic thyroiditis
General
thyroiditis
References
- Medical Knowledge Self Assessment Program (MKSAP) 18,
American College of Physicians, Philadelphia 2018
- NEJM Knowledge+ Endocrinology