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  • Inflammation of the thyroid gland.




Study guide:


Subacute viral thyroditis

  • Caused by a viral infection

  • Patients will present with history of flu like symptoms

  • Cause hypo/hyperthyroidism 

  • Tinder thyroid 

Dx: 2 findings in lab 

      -( low TSH + High ESR)


         Low RAI uptake 


For the pain -> NSAID and asprin ( mild)


Corticosteroid ( more severe cases 

Subacute Lymphocytic  thyroditis

  • Self limited 

  • Similar to subacute viral thyroditis BUT not painful 

  • Low RAI uptake 

Chronic lymphocytic thyroditis 

  • It is hashimoto and lymphocytic thyroditid 

  • Caused by genetics and autoantibodies 

Dx: Thyroid study

( check hyperthyrodism summary ) 

Tx: Thyroxin 

Fibrosis thyroditis 

  • Simply fibrosis replace the thyroid tissue

  • Firm thyroid ​



- Surgey in case of complications


-Thyroxin in case of hypothyrodism  


  • Agabegi S, Agabegi E, Ring A. Step-up to medicine. Philadelphia: Wolters Kluwer/Lippincott Williams & Wilkins; 2013.

  • Thyroid and Parathyroid Disorders - American Family Physician [Internet]. 2015 [cited 23 December 2015]. Available from: 

  • Lipsky M, King M. Blueprints family medicine. Baltimore, MD: Lippincott Williams & Wilkins; 2011.

  • Sattar H. Fundamentals of pathology. Chicago:; 2011.

  • Kaplan. Kaplan lecture notes, Medicine, 2014.

Written by:         Rawan Al-Tuwaijri   

Reviewed by:       Jumana AlJohani
                           Bassam Alghamdi

​Format Editor:     Roaa Amer

Website publisher: Adel Yasky

                              Bayan Alzomaili

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