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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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Basic-Clinical Analysis of Parathyroid Cancer.

Lucas Fuenzalida1,2,3, Sebastián Indo3,4, Héctor R Contreras3,4,5

  • 1Doctorate in Medical Sciences and Clinical Specialty Program, Postgraduate School, Faculty of Medicine, University of Chile, Santiago 8320328, Chile.

Biomedicines
|March 28, 2025
PubMed
Summary
This summary is machine-generated.

Diagnosing parathyroid cancer (PC) is challenging. This review explores novel biomarkers, including epithelial-mesenchymal transition and epigenetic markers, to improve PC diagnosis and differentiate it from benign adenomas.

Keywords:
biomarkersepithelial–mesenchymal transition (EMT)parathyroid cancerprimary hyperparathyroidism

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Area of Science:

  • Endocrinology
  • Oncology
  • Pathology

Background:

  • Parathyroid cancer (PC) diagnosis is complex, often relying on invasive postoperative biopsy criteria.
  • Clinical presentation includes hyperparathyroidism and local compression symptoms.
  • Current diagnostic methods lack definitive early indicators, necessitating biomarker research.

Purpose of the Study:

  • To review the current clinical approach to parathyroid cancer.
  • To analyze the state-of-the-art in diagnostic biomarkers for PC.
  • To project future directions in PC biomarker discovery.

Main Methods:

  • Literature review focusing on immunohistochemistry, epithelial-mesenchymal transition markers, cancer stem cell markers, oncogenes, tumor suppressor genes, and epigenetic markers (miRNAs, lncRNAs, circRNAs).
  • Analysis of proteomic and inflammatory markers relevant to PC diagnosis.
  • Synthesis of clinical and basic science research on PC biomarkers.

Main Results:

  • Biomarkers like epithelial-mesenchymal transition and cancer stem cell markers are underexplored for differentiating parathyroid adenoma from carcinoma.
  • Epigenetic markers (miRNAs, lncRNAs, circRNAs), oncogenes, and tumor suppressor genes show significant potential as diagnostic tools.
  • Proteomic and inflammatory markers have also been identified as potential diagnostic aids for parathyroid cancer.

Conclusions:

  • Novel biomarkers are crucial for improving the accuracy and timeliness of parathyroid cancer diagnosis.
  • Further research into these markers could lead to better discrimination between benign and malignant parathyroid conditions.
  • Advancements in biomarker discovery hold promise for enhanced diagnostic strategies and patient outcomes in parathyroid cancer.