Thyrotoxicosis factitia
Encyclopedia
Thyrotoxicosis factitia refers to a condition of thyrotoxicosis caused by the ingestion of exogenous thyroid hormone
. It can be the result of mistaken ingestion of excess drug, such as levothyroxine
, or as a symptom of Munchausen syndrome
. It is an uncommon form of hyperthyroidism
.
References:
Thyroid hormone
The thyroid hormones, thyroxine and triiodothyronine , are tyrosine-based hormones produced by the thyroid gland primarily responsible for regulation of metabolism. An important component in the synthesis of thyroid hormones is iodine. The major form of thyroid hormone in the blood is thyroxine ,...
. It can be the result of mistaken ingestion of excess drug, such as levothyroxine
Levothyroxine
Levothyroxine, also L-thyroxine, synthetic T4, or 3,5,3',5'-tetraiodo-L-thyronine, is a synthetic form of thyroxine , used as a hormone replacement for patients with thyroid problems. The natural hormone is chemically in the chiral L-form, as is the pharmaceutical agent...
, or as a symptom of Munchausen syndrome
Munchausen syndrome
Münchausen syndrome is a psychiatric factitious disorder wherein those affected feign disease, illness, or psychological trauma to draw attention or sympathy to themselves. It is also sometimes known as hospital addiction syndrome or hospital hopper syndrome...
. It is an uncommon form of hyperthyroidism
Hyperthyroidism
Hyperthyroidism is the term for overactive tissue within the thyroid gland causing an overproduction of thyroid hormones . Hyperthyroidism is thus a cause of thyrotoxicosis, the clinical condition of increased thyroid hormones in the blood. Hyperthyroidism and thyrotoxicosis are not synonymous...
.
References:
- http://www.thyroidmanager.org/Chapter13/Ch-13-3.htm