Factitious hyperthyroidism

Last revised by Andrew Murphy on 19 Feb 2018

Factitious hyperthyroidism or thyrotoxicosis factitia refers to precipitation of thyrotoxicosis due to exogenous ingestion of thyroid hormone (e.g. levothyroxine). It has been rarely associated with myocardial ischemia 2.

Radiographic features


The hypervascularity which is seen with other hyperthyroid conditions such as Graves disease are typically absent 1.

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