Hyperthyroxinemia: Difference between revisions
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{{Infobox medical condition | |||
| name = Hyperthyroxinemia | |||
| image = [[File:Thyroxine.svg|150px]] | |||
| caption = Chemical structure of [[Thyroxine]] | |||
| field = [[Endocrinology]] | |||
| synonyms = | |||
| symptoms = Elevated levels of [[thyroxine]] (T4) in the blood | |||
| complications = [[Thyrotoxicosis]], [[cardiovascular disease]] | |||
| onset = | |||
| duration = | |||
| types = | |||
| causes = [[Thyroid hormone resistance]], [[Graves' disease]], [[thyroiditis]], [[exogenous]] intake of [[thyroid hormone]] | |||
| risks = | |||
| diagnosis = [[Blood test]] measuring [[free thyroxine]] (FT4) and [[thyroid-stimulating hormone]] (TSH) | |||
| differential = [[Hyperthyroidism]], [[euthyroid sick syndrome]] | |||
| prevention = | |||
| treatment = Address underlying cause, [[beta blockers]] for symptom control | |||
| medication = | |||
| prognosis = Depends on underlying cause | |||
| frequency = | |||
| deaths = | |||
}} | |||
'''Hyperthyroxinemia''' is a medical condition characterized by an abnormally high level of [[thyroxine]] in the blood. This condition can be caused by various factors, including [[hyperthyroidism]], [[thyroiditis]], and certain medications. | '''Hyperthyroxinemia''' is a medical condition characterized by an abnormally high level of [[thyroxine]] in the blood. This condition can be caused by various factors, including [[hyperthyroidism]], [[thyroiditis]], and certain medications. | ||
== Causes == | == Causes == | ||
Hyperthyroxinemia can be caused by a number of factors, including: | Hyperthyroxinemia can be caused by a number of factors, including: | ||
* [[Hyperthyroidism]]: This is a condition in which the [[thyroid gland]] produces too much thyroxine. It can be caused by [[Graves' disease]], [[toxic multinodular goiter]], or [[thyroid adenoma]]. | * [[Hyperthyroidism]]: This is a condition in which the [[thyroid gland]] produces too much thyroxine. It can be caused by [[Graves' disease]], [[toxic multinodular goiter]], or [[thyroid adenoma]]. | ||
* [[Thyroiditis]]: This is inflammation of the thyroid gland. It can cause the release of excess thyroxine into the blood. | * [[Thyroiditis]]: This is inflammation of the thyroid gland. It can cause the release of excess thyroxine into the blood. | ||
* Medications: Certain medications, such as [[amiodarone]] and [[lithium]], can cause hyperthyroxinemia. | * Medications: Certain medications, such as [[amiodarone]] and [[lithium]], can cause hyperthyroxinemia. | ||
== Symptoms == | == Symptoms == | ||
The symptoms of hyperthyroxinemia can vary depending on the underlying cause, but may include: | The symptoms of hyperthyroxinemia can vary depending on the underlying cause, but may include: | ||
* Rapid heart rate | * Rapid heart rate | ||
* Weight loss | * Weight loss | ||
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* Sweating | * Sweating | ||
* Changes in menstrual patterns | * Changes in menstrual patterns | ||
== Diagnosis == | == Diagnosis == | ||
Hyperthyroxinemia is diagnosed through blood tests that measure the levels of thyroxine and [[thyroid-stimulating hormone]] (TSH) in the blood. Additional tests may be needed to determine the underlying cause of the condition. | Hyperthyroxinemia is diagnosed through blood tests that measure the levels of thyroxine and [[thyroid-stimulating hormone]] (TSH) in the blood. Additional tests may be needed to determine the underlying cause of the condition. | ||
== Treatment == | == Treatment == | ||
Treatment for hyperthyroxinemia depends on the underlying cause. It may include medication to reduce the production of thyroxine, surgery to remove part or all of the thyroid gland, or radioactive iodine therapy. | Treatment for hyperthyroxinemia depends on the underlying cause. It may include medication to reduce the production of thyroxine, surgery to remove part or all of the thyroid gland, or radioactive iodine therapy. | ||
== See also == | == See also == | ||
* [[Thyroid disease]] | * [[Thyroid disease]] | ||
* [[Hyperthyroidism]] | * [[Hyperthyroidism]] | ||
* [[Thyroiditis]] | * [[Thyroiditis]] | ||
[[Category:Endocrine diseases]] | [[Category:Endocrine diseases]] | ||
[[Category:Thyroid disorders]] | [[Category:Thyroid disorders]] | ||
{{stub}} | {{stub}} | ||
Latest revision as of 21:38, 6 April 2025
Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
Founder, WikiMD Wellnesspedia &
W8MD's medical weight loss NYC, sleep center NYC
Philadelphia medical weight loss and Philadelphia sleep clinics
| Hyperthyroxinemia | |
|---|---|
| |
| Synonyms | |
| Pronounce | N/A |
| Specialty | N/A |
| Symptoms | Elevated levels of thyroxine (T4) in the blood |
| Complications | Thyrotoxicosis, cardiovascular disease |
| Onset | |
| Duration | |
| Types | |
| Causes | Thyroid hormone resistance, Graves' disease, thyroiditis, exogenous intake of thyroid hormone |
| Risks | |
| Diagnosis | Blood test measuring free thyroxine (FT4) and thyroid-stimulating hormone (TSH) |
| Differential diagnosis | Hyperthyroidism, euthyroid sick syndrome |
| Prevention | |
| Treatment | Address underlying cause, beta blockers for symptom control |
| Medication | |
| Prognosis | Depends on underlying cause |
| Frequency | |
| Deaths | |
Hyperthyroxinemia is a medical condition characterized by an abnormally high level of thyroxine in the blood. This condition can be caused by various factors, including hyperthyroidism, thyroiditis, and certain medications.
Causes[edit]
Hyperthyroxinemia can be caused by a number of factors, including:
- Hyperthyroidism: This is a condition in which the thyroid gland produces too much thyroxine. It can be caused by Graves' disease, toxic multinodular goiter, or thyroid adenoma.
- Thyroiditis: This is inflammation of the thyroid gland. It can cause the release of excess thyroxine into the blood.
- Medications: Certain medications, such as amiodarone and lithium, can cause hyperthyroxinemia.
Symptoms[edit]
The symptoms of hyperthyroxinemia can vary depending on the underlying cause, but may include:
- Rapid heart rate
- Weight loss
- Increased appetite
- Nervousness and anxiety
- Tremors
- Sweating
- Changes in menstrual patterns
Diagnosis[edit]
Hyperthyroxinemia is diagnosed through blood tests that measure the levels of thyroxine and thyroid-stimulating hormone (TSH) in the blood. Additional tests may be needed to determine the underlying cause of the condition.
Treatment[edit]
Treatment for hyperthyroxinemia depends on the underlying cause. It may include medication to reduce the production of thyroxine, surgery to remove part or all of the thyroid gland, or radioactive iodine therapy.
