Definition

1. Adjective:
   • Relating to or caused by excessive thyroid hormone: "thyrotoxic" describes a condition, state, or effect resulting from an overactive thyroid gland and the consequent excess of thyroid hormones in the bloodstream.
   • Affected by hyperthyroidism: The term is used to characterize the pathological state of the body or specific symptoms produced by hyperthyroidism.

Usage Examples

• Adjective:
  • The patient was diagnosed with a thyrotoxic crisis, a severe escalation of symptoms.
  • A thyrotoxic state can lead to significant weight loss and rapid heart rate.
  • The doctor identified the condition as thyrotoxic myopathy, a muscle weakness caused by excess thyroid hormone.

Advanced Usage

• "thyrotoxic storm" or "thyrotoxic crisis": a rare, life-threatening exacerbation of hyperthyroidism.
  • Immediate hospitalization is required for a thyrotoxic storm.
• "thyrotoxic periodic paralysis": a condition featuring episodes of muscle weakness associated with hyperthyroidism.
  • His sudden inability to walk was attributed to thyrotoxic periodic paralysis.

Variants and Related Words

• Thyrotoxicosis (n): the clinical syndrome caused by an excess of thyroid hormones; often used synonymously with hyperthyroidism, though it can result from other causes like thyroiditis.
  • Graves' disease is a common cause of thyrotoxicosis.
• Hyperthyroidism (n): the condition of an overactive thyroid gland, which is the primary cause of a thyrotoxic state.
  • Hyperthyroidism is the most frequent reason for a thyrotoxic condition.

Synonyms

• Hyperthyroid (adj): pertaining to or affected by hyperthyroidism.
  • The hyperthyroid patient exhibited classic symptoms.

Related Phrases and Medical Terminology

• Thyrotoxic heart disease: cardiac complications resulting from prolonged thyrotoxicosis.
  • The echocardiogram was performed to assess for thyrotoxic heart disease.
• To become thyrotoxic: to develop the clinical features of thyroid hormone excess.
  • If the medication dose is too high, the patient may become thyrotoxic.

Adjective

1. of or relating to or affected by hyperthyroidism