At a Hyperthyroidism (Hyperthyroidism) the thyroid produces too much of the hormones thyroxine (T4) and triiodothyronine (T3). This manifests itself for example in restlessness and nervousness, weight loss despite cravings and fast heartbeat. Hyperthyroidism is a common disease. It mainly affects women and the elderly. Read all important information about symptoms, causes, diagnosis and treatment of hyperthyroidism.

ICD codes for this disease: ICD codes are internationally valid medical diagnosis codes. They are found e.g. in medical reports or on incapacity certificates. E05E06P72E07ArtikelübersichtSchilddrüsenüberfunktion

  • symptoms
  • treatment
  • Causes and risk factors
  • investigations
  • Course and prognosis

Hyperthyroidism: short overview

  • What does thyroid hyperfunction mean? The thyroid produces too many thyroid hormones. As a result, the metabolic processes in the body are accelerated.
  • Common symptoms: Restlessness, nervousness, mood swings, loss of weight despite cravings, rapid heartbeat, increased sweating, moist skin, increased thirst, hypersensitivity to heat, enlarged thyroid (goiter), protruding eyeballs and other eye problems (in Graves' disease) etc.
  • Causes: Graves' disease (an autoimmune disease), autonomy of the thyroid (independent, uncontrolled hormone production), more rarely: inflammation of the thyroid gland, thyroid cancer, etc.
  • Treatment: Medicines that reduce the amount of thyroid hormones (antithyroid drugs), radioiodine therapy, surgery
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Hyperthyroidism: symptoms

Hyperthyroidism is manifested by a variety of symptoms. The excess of thyroid hormones accelerates the metabolism. Common hyperthyroidism symptoms include:

  • Restlessness, nervousness, irritability, mood swings
  • sleep disorders
  • Palpitations and palpitations (tachycardia) to arrhythmia
  • increased blood pressure
  • increased sweating
  • moist, warm skin
  • Hypersensitivity to heat
  • increased thirst
  • Diarrhea, sometimes vomiting
  • Weight loss despite cravings (because the metabolism is accelerated)
  • hair loss
  • muscle weakness
  • Muscle pain and muscle sluggishness
  • Trembling (tremor)
  • menstrual disorders
  • enlarged thyroid (goiter, goiter) in 70 to 90 percent of patients
Symptoms of hyperthyroidismThe excess of thyroid hormone causes typical symptoms

Very often, hyperthyroidism develops due to a malfunction of the immune system. This autoimmune hyperthyroidism will Graves' disease called. The affected people develop next to the above symptoms also eye problems (endocrine orbitopathy). Typical symptoms here are:

  • Pressure sensation behind the eyes and / or foreign body sensation
  • increased tears
  • Visual disturbances (double pictures)
  • photophobia
  • prominent eyeballs (exophthalmos)

The protruding eyes in combination with the often rigid look are popularly called "Glubschaugen" or "Goggle Eyes". The intensity of the eyeballs does not say anything about the extent of hyperthyroidism: in some people, the eyes are very prominent, although they have only mild hyperthyroidism and vice versa.

The three symptoms of protruding eyeballs, palpitations and goiter are referred to as the Merseburg Trias. "It is typical of Graves' disease.

Hyperthyroidism in old age is often expressed differently than in younger years: many of the typical symptoms may be absent, and the existing symptoms are usually less pronounced. For example, some of the older patients have only a fast, irregular pulse or lose weight only. Cardiac arrhythmias are sometimes the only symptoms of hyperthyroidism in this age group.

Has hyperthyroidism with existing diabetes (Diabetes mellitus) has yet another effect: Through hyperthyroidism, the metabolism is significantly accelerated. That's why patients need more insulin than usual.