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Related Concept Videos

The Pituitary Gland01:17

The Pituitary Gland

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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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Hormones of the Pituitary Gland01:27

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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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An aortic aneurysm is a localized outpouching or dilation at a weak point in the artery wall. It may involve different parts of the aorta, such as the abdominal aorta, aortic arch, or thoracic aorta.Etiological factorsSeveral disorders are associated with aortic aneurysms.Congenital causes, such as primary connective tissue disorders like Marfan syndrome, impact the integrity and strength of connective tissues, notably affecting the aorta. Marfan syndrome is a genetic disorder that specifically...
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Adrenal Gland Disorders01:27

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Adrenal gland disorders manifest when the production of adrenal hormones deviates from the norm, resulting in either excessive or insufficient concentrations.
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The Parathyroid Glands00:59

The Parathyroid Glands

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The two pairs of parathyroid glands embedded within the posterior surface of the thyroid gland are restricted by a dense capsule around them. These glands comprise two distinct cell populations—parathyroid oxyphil and parathyroid principal cells- pivotal in calcium homeostasis.
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Major Hormones and Their Functions01:27

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: Mar 24, 2026

Endoscopic Endonasal Trans-sphenoidal Approach: Minimally Invasive Surgery for Pituitary Adenomas
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Abscess Formation in a Nonfunctioning Pituitary Adenoma.

Michael M Safaee1, Lewis Blevins1, Christopher S Liverman2

  • 1Department of Neurological Surgery, University of California, San Francisco, California, USA.

World Neurosurgery
|March 6, 2016
PubMed
Summary
This summary is machine-generated.

Pituitary abscesses, rare infections, can occur with pituitary adenomas. Prompt surgical drainage and adenoma resection led to full recovery in a patient with vision loss and third nerve palsy.

Keywords:
AbscessAdenomaPituitary

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Area of Science:

  • Endocrinology
  • Neurosurgery
  • Infectious Disease

Background:

  • Pituitary abscesses are uncommon, often secondary to pituitary adenomas, craniopharyngiomas, or Rathke cleft cysts.
  • While historically considered indolent, secondary pituitary abscesses associated with adenomas can cause significant morbidity.
  • Clinical presentation typically involves visual disturbances or headache, often without fever or signs of meningitis.

Observation:

  • A 63-year-old woman with a history of Staphylococcus osteomyelitis presented with acute diplopia, partial left third nerve palsy, and bitemporal hemianopsia.
  • Imaging revealed a pituitary abscess in the setting of a pituitary adenoma.
  • The patient underwent surgical drainage of the abscess and resection of the adenoma.

Findings:

  • The patient experienced complete resolution of her neurological symptoms following surgical intervention.
  • This case demonstrates successful management of a complex pituitary abscess.

Implications:

  • Prompt diagnosis and treatment of pituitary abscesses are crucial for preventing severe complications.
  • Effective surgical management offers the potential for excellent neurological recovery in patients with pituitary abscesses.