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Related Concept Videos

Synthesis and Regulation of Thyroid Hormones01:20

Synthesis and Regulation of Thyroid Hormones

Low blood levels of the thyroid hormones — triiodothyronine (T3) and thyroxine (T4) — signal the hypothalamus to release the thyrotropin-releasing hormone (TRH). TRH then reaches the pituitary gland and stimulates the release of thyroid-stimulating hormone(TSH) into the bloodstream.
Upon reaching the thyroid gland, TSH stimulates the follicular cells' active uptake of iodide ions from the blood. The ions diffuse to the apical surface of the cells and are oxidized to iodine. The iodine is then...
Functions of Thyroid Hormones01:18

Functions of Thyroid Hormones

The thyroid hormone (TH) plays a pivotal role in the intricate orchestration of physiological processes, exerting profound effects on development, metabolism, and homeostasis throughout different life stages.
TH is indispensable for the normal development and maturation of the skeletal, muscular, and nervous systems during fetal and childhood growth. It facilitates bone mineral turnover and regulates protein synthesis in developing tissues, contributing significantly to overall growth and...
Hypothyroidism II: Pathophysiology01:23

Hypothyroidism II: Pathophysiology

Hypothyroidism is a disorder characterized by insufficient production of thyroid hormones, which regulate metabolism, energy balance, and multiple organ systems.TypesHypothyroidism is classified based on the level of dysfunction. Primary hypothyroidism results from intrinsic thyroid gland dysfunction, causing reduced hormone production despite normal or increased stimulation. Secondary hypothyroidism arises from inadequate thyroid-stimulating hormone (TSH) secretion by the pituitary. Tertiary...
Hyperthyroidism I: Introduction01:25

Hyperthyroidism I: Introduction

Hyperthyroidism is a type of thyrotoxicosis characterized by the thyroid gland's overproduction of the thyroid hormones triiodothyronine (T3) and thyroxine (T4). This hormone excess increases the basal metabolic rate and enhances sensitivity to catecholamines.DiagnosisDiagnosis is based on clinical features and biochemical testing. It typically shows suppressed thyroid-stimulating hormone (TSH) levels below 0.4 mIU/L, with elevated free T3 and/or T4. Additional tests, including thyroid...
Hyperthyroidism II: Pathophysiology01:27

Hyperthyroidism II: Pathophysiology

Hyperthyroidism is a hypermetabolic state caused by elevated levels of thyroid hormones, triiodothyronine (T3) and thyroxine (T4). It results from dysregulation at the thyroid, pituitary, or immune system level and affects multiple organ systems.PathophysiologyThe most common cause of hyperthyroidism is Graves’ disease, an autoimmune disorder in which antibodies, specifically thyroid-stimulating antibodies (TSAb), a subtype of TSH receptor antibodies (TRAb), bind to and activate TSH receptors...
Major Hormones and Their Functions01:27

Major Hormones and Their Functions

Hormones, the biochemical messengers produced by endocrine glands, are pivotal in regulating bodily functions and maintaining homeostasis. Each hormone's balance is crucial; imbalances can lead to significant physiological disruptions. Major hormones include oxytocin, cortisol, epinephrine, estrogen, testosterone, thyroxine, growth hormone, insulin, and glucagon.
Oxytocin, produced in the hypothalamus and released by the pituitary gland, plays a role in social bonding, childbirth, and lactation.

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Related Experiment Video

Updated: Jun 18, 2026

Using a Murine Model of Psychosocial Stress in Pregnancy as a Translationally Relevant Paradigm for Psychiatric Disorders in Mothers and Infants
06:39

Using a Murine Model of Psychosocial Stress in Pregnancy as a Translationally Relevant Paradigm for Psychiatric Disorders in Mothers and Infants

Published on: June 13, 2021

Thyroid function 48h after delivery as a marker for subsequent postpartum depression.

Glòria Albacar1, Teresa Sans, Rocío Martín-Santos

  • 1University Psychiatric Hospital Institut Pere Mata, IISPV, University Rovira i Virgili, Reus, Spain.

Psychoneuroendocrinology
|November 27, 2009
PubMed
Summary
This summary is machine-generated.

Thyroid function shortly after delivery does not predict postpartum depression (PPD). Researchers found no link between thyroid hormones, antibodies, or inflammation and the development of PPD in 1053 Spanish women.

Related Experiment Videos

Last Updated: Jun 18, 2026

Using a Murine Model of Psychosocial Stress in Pregnancy as a Translationally Relevant Paradigm for Psychiatric Disorders in Mothers and Infants
06:39

Using a Murine Model of Psychosocial Stress in Pregnancy as a Translationally Relevant Paradigm for Psychiatric Disorders in Mothers and Infants

Published on: June 13, 2021

Area of Science:

  • Endocrinology
  • Psychiatry
  • Immunology

Background:

  • Postpartum thyroid dysfunction is linked to postpartum depression (PPD).
  • Thyroid autoimmunity can cause postpartum thyroid dysfunction.
  • The predictive role of immediate postpartum thyroid function on PPD remains unclear.

Purpose of the Study:

  • To investigate if thyroid function at 48 hours postpartum can predict PPD at 8 and 32 weeks.
  • To identify potential risk factors for PPD in postpartum women.

Main Methods:

  • A cohort of 1053 Spanish women without prior depression history was studied.
  • Depressive symptoms were assessed at 48 hours, 8 weeks, and 32 weeks postpartum.
  • Thyroid function (fT4, TSH, TPOAb) and CRP levels were measured at 48 hours postpartum.
  • Logistic regression analyses were used to determine risk factors for PPD.

Main Results:

  • No significant association was found between thyroid function (fT4, TSH, TPOAb) at 48 hours postpartum and the development of PPD.
  • Elevated TPOAb and slightly elevated TSH with normal fT4 were observed in 14.4% of women but did not correlate with PPD.
  • Thyroid dysfunction was not associated with elevated C-reactive protein (CRP) levels.

Conclusions:

  • Thyroid function assessed immediately after delivery is not a predictor of postpartum depression susceptibility.
  • Further research may be needed to explore other potential factors contributing to PPD.