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Is the acquired hypothyroidism a risk factor for developing psychiatric disorders?

Norma Osnaya-Brizuela1, Armando Valenzuela-Peraza1, Daniel Santamaría-Del Ángel1

  • 1Laboratorio de Neurociencias, Subdirección de Medicina Experimental, Instituto Nacional de Pediatría, Ciudad de México, Mexico.

Frontiers in Psychiatry
|August 5, 2024
PubMed
Summary

Acquired hypothyroidism, often caused by Hashimoto's disease, is linked to psychiatric disorders. Thyroid hormone treatment may alleviate these symptoms, highlighting the need for careful monitoring.

Keywords:
L-T4TSHacquired hypothyroidismanxietydepressionlevothyroxinethyroxine (T4)triiodothyronine (T3)

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Area of Science:

  • Endocrinology
  • Psychiatry
  • Internal Medicine

Background:

  • Hypothyroidism is a common endocrine disorder where the thyroid gland produces insufficient thyroid hormone.
  • Acquired hypothyroidism, frequently due to Hashimoto's disease, presents with elevated TSH and low T3/T4 levels.
  • The comorbidity between hypothyroidism and psychiatric disorders necessitates further investigation.

Purpose of the Study:

  • To examine the prevalence of psychiatric disorders in patients with acquired hypothyroidism.
  • To assess the impact of Levothyroxine treatment on psychiatric symptoms.
  • To explore the relationship between thyroid hormone levels and psychiatric conditions.

Main Methods:

  • Review of literature on acquired hypothyroidism and psychiatric disorders.
  • Analysis of studies investigating Levothyroxine treatment efficacy.
  • Examination of thyroid hormone cutoff values and their clinical significance.

Main Results:

  • Acquired hypothyroidism is associated with an increased risk of psychiatric disorders.
  • Thyroid hormone replacement therapy may improve psychiatric symptoms.
  • Specific thyroid hormone levels correlate with the presence and severity of psychiatric symptoms.

Conclusions:

  • Acquired hypothyroidism is a potential risk factor for psychiatric disorders, particularly depression.
  • Consistent monitoring and early identification of psychiatric symptoms are crucial for managing hypothyroid patients.
  • Understanding the underlying mechanisms of depression in hypothyroidism can guide targeted therapeutic strategies.