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Related Concept Videos

The Parathyroid Glands00:59

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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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Calcium is not only the most abundant mineral in bone but also the most abundant mineral in the human body. Calcium ions are needed for bone mineralization, tooth health, heart rate regulation and strength of contraction, blood coagulation, the contraction of smooth and skeletal muscle cells, and the regulation of nerve impulse conduction. The average calcium level in the blood is about 10 mg/dL. When the body cannot maintain this level, a person will experience hypo or hypercalcemia.
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Hormones and Bone Tissue01:17

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The endocrine system produces and secretes hormones, which interact with the skeletal system. These hormones control bone growth, maintain bone once it is formed, and remodel it.
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Several hormones are necessary for controlling bone growth and maintaining the bone matrix. The pituitary gland secretes growth hormone (GH), which, as its name implies, controls bone growth. This happens in several ways: first, it triggers chondrocyte...
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Major Hormones and Their Functions01:27

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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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Bone remodeling is a continuous and balanced process of bone resorption by osteoclasts and bone formation by osteoblasts. In adults, it helps maintain bone mass and calcium homeostasis. While mechanical stress can stimulate turnover as part of the normal maintenance and reparative process, several hormones also regulate bone remodeling.
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Synthesis and Functions of Calcitonin00:51

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Calcitonin, a vital polypeptide hormone, regulates calcium levels within body fluids. It is released by the parafollicular cells, also known as C cells, situated in the follicular epithelium of the thyroid gland. Calcitonin responds to fluctuations in blood calcium levels and the influence of gastrointestinal hormones like gastrin and cholecystokinin.
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Updated: Apr 5, 2026

Generation of Hypoparathyroid Rats via Carbon-Nanoparticle-Assisted Parathyroidectomy
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[Hypoparathyroidism].

Ann-Cathrin Koschker1, Stephanie Burger-Stritt1, Stefanie Hahner1

  • 1Medizinische Klinik und Poliklinik, Schwerpunkt Endokrinologie und Diabetologie, Universitätsklinikum Würzburg.

Deutsche Medizinische Wochenschrift (1946)
|August 12, 2015
PubMed
Summary
This summary is machine-generated.

Hypoparathyroidism (HPT) impairs quality of life, even with treatment. Parathyroid hormone (PTH) replacement therapy shows promise for improving HPT patient well-being and managing associated health risks.

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Area of Science:

  • Endocrinology
  • Metabolic Bone Disease
  • Nephrology

Context:

  • Hypoparathyroidism (HPT) is a condition characterized by insufficient parathyroid hormone (PTH) production.
  • Standard treatment involves calcium and active vitamin D, but quality of life remains impaired in many patients.
  • HPT is associated with significant comorbidities, including nephrolithiasis, neuro-psychiatric disorders, and cardiovascular risks.

Purpose:

  • To review the impact of hypoparathyroidism on quality of life.
  • To discuss the comorbidities associated with HPT.
  • To explore emerging therapeutic strategies for HPT management.

Summary:

  • Impaired quality of life is a significant issue in hypoparathyroidism (HPT), even in patients receiving standard treatment.
  • A potential link exists between reduced quality of life and central nervous system parathyroid hormone (PTH) deficiency.
  • Therapies involving PTH replacement, such as PTH (1-84), have demonstrated positive effects on quality of life.
  • HPT is linked to increased risks of kidney stones, neuro-psychiatric conditions, cardiovascular issues, and infections, though mortality is not increased.
  • New therapeutic strategies include recombinant PTH (1-84) and PTH (1-34) (Teriparatide) for patients with suboptimal control on standard therapy.

Impact:

  • Highlights the unmet need for improved quality of life in hypoparathyroidism patients.
  • Underscores the importance of managing HPT comorbidities.
  • Positions PTH replacement therapy as a promising option for select HPT patients.