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Related Concept Videos

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The response to stress—be it physical or psychological, acute or chronic—involves activation of the Hypothalamic-Pituitary-Adrenal (HPA) axis. The HPA axis is part of the neuroendocrine system because it involves both neuronal and hormonal communication. Its function is to regulate homeostatic systems—metabolic, cardiovascular, and immune—providing the necessary means to respond to a stressor.
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Diabetes mellitus is a chronic metabolic disorder characterized by hyperglycemia. The four categories of diabetes are type 1 diabetes, type 2 diabetes, other specific types of diabetes, and gestational diabetes.
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The small, pea-sized pituitary gland is located at the base of the brain. It is crucial in regulating various bodily functions, from growth to reproduction. The gland is divided into the anterior lobe and the posterior lobe. The secretory cell clusters in the pars distalis of the anterior pituitary lobe are controlled by hypothalamic regulators and synthesize six primary hormones.
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The pituitary is a small endocrine organ in the sphenoid bone under the hypothalamus. Primarily, the pituitary in adults has two distinct anatomical and functional regions— the anterior and posterior lobes. During human fetal development, a third pituitary gland region called the pars intermedia atrophies and disappears. However, some of its cells migrate and exist adjacent to the anterior pituitary in adults.
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Major Hormones and Their Functions

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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.
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Related Experiment Video

Updated: Aug 14, 2025

Preparation of Mouse Pituitary Immunogen for the Induction of Experimental Autoimmune Hypophysitis
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Pregnancy-related hypophysitis revisited.

Jürgen Honegger1, Sabrina Giese1, Isabella Nasi-Kordhishti1

  • 1Department of Neurosurgery, Eberhard-Karls-University Tübingen, Tübingen, Germany.

European Journal of Endocrinology
|January 19, 2023
PubMed
Summary
This summary is machine-generated.

Pregnancy-related hypophysitis (PR-Hy) has distinct features differentiating it from non-pregnancy autoimmune hypophysitis. Treatment has evolved, leading to improved outcomes for mothers and children.

Keywords:
adenohypophysitisdiagnosishypopituitarismlymphocytic hypophysitispregnancytreatment

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Area of Science:

  • Endocrinology
  • Reproductive Medicine
  • Immunology

Background:

  • Pregnancy-related hypophysitis (PR-Hy) is a rare autoimmune condition affecting the pituitary gland during pregnancy.
  • Distinguishing PR-Hy from other forms of autoimmune hypophysitis is crucial for appropriate management.

Purpose of the Study:

  • To identify the key features that differentiate PR-Hy from non-pregnancy autoimmune hypophysitis.
  • To analyze the evolution of therapeutic strategies and patient outcomes in PR-Hy over time.

Main Methods:

  • Retrospective analysis of 148 published cases of PR-Hy and 6 original cases.
  • Literature search using PubMed to identify relevant studies.
  • Assessment of clinical features, diagnostic findings, treatment modalities, and outcomes.

Main Results:

  • PR-Hy cases showed a higher incidence of chiasmal syndrome and intrasellar origin compared to non-PR-Hy.
  • Lower rates of pituitary stalk involvement and diabetes insipidus were observed in PR-Hy.
  • Treatment trends shifted towards less invasive methods, with surgery and conservative management showing lower recurrence rates than high-dose glucocorticoids.

Conclusions:

  • PR-Hy presents with unique characteristics that distinguish it from other autoimmune hypophysitis forms.
  • Advances in diagnosis, hormone replacement therapy, and treatment strategies have significantly improved outcomes for PR-Hy, making it less threatening.