Related Experiment Video
Updated: May 23, 2026
07:12
Establishment of a Simple and Effective Rat Model for Intraoperative Parathyroid Gland Imaging
Published on: August 17, 2022
Classification of parathyroid cancer
Klaus-Martin Schulte1, Anthony J Gill, Marcin Barczynski
1Department of Endocrine Surgery, King's College Hospital, King's Health Partners, London, UK. Klaus-martin.schulte@nhs.net
Annals of Surgical Oncology
|March 22, 2012
Summary
This study validates two prognostic classification systems for parathyroid cancer, showing high-risk patients have poorer outcomes. These validated systems aid in predicting disease progression and survival for parathyroid cancer patients.
Area of Science:
- Endocrinology
- Surgical Oncology
- Oncology
Background:
- Parathyroid cancer is a rare malignancy with a generally poor prognosis.
- Current classification systems lack the ability to accurately predict patient outcomes.
- Validated prognostic tools are crucial for effective management and treatment planning.
Purpose of the Study:
- To validate two prognostic classification systems for parathyroid cancer.
- To assess the predictive accuracy of these systems in a cohort of 82 patients.
- To improve outcome prediction for patients diagnosed with parathyroid cancer.
Main Methods:
- Retrospective analysis of 82 previously unreported parathyroid cancer cases.
- Evaluation of mortality, recurrence, and disease-free survival as endpoints.
- Application of risk analysis, Kaplan-Meier, and receiver-operating characteristic (ROC) analyses.
Main Results:
- The high-risk classification significantly predicted mortality and recurrence (Risk Ratio 9.6).
- Five-year disease-free survival was significantly lower in the high-risk group.
- The differentiated classification demonstrated strong prognostic capability (AUC 0.83), with significant survival differences between classes.
Conclusions:
- Both validated classification systems accurately predict disease outcome in parathyroid cancer.
- These systems provide a reliable framework for stratifying patients and guiding clinical decisions.
- The findings support the use of these classifications for improved patient management in parathyroid cancer.
Related Concept Videos
00:59The Parathyroid Glands
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.
Oxyphil cells, whose functions remain elusive, emerge during late puberty, adding a layer of complexity to the parathyroid gland's intricacies. In contrast, principal parathyroid cells undertake a vital role by producing...
Oxyphil cells, whose functions remain elusive, emerge during late puberty, adding a layer of complexity to the parathyroid gland's intricacies. In contrast, principal parathyroid cells undertake a vital role by producing...
01:27Hyperthyroidism 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...
01:20Classification of Epithelial Tissues: Glandular Epithelium
The glandular epithelium is made of one or more epithelial cells modified to synthesize and secrete chemical substances. Glandular epithelia can be classified based on cell number. Unicellular glands have individual secretory cells scattered across the epithelial monolayer. In contrast, multicellular glands consist of a hollow tubular duct attached to the cluster of secretory cells located in the deep pockets.
Multicellular glands are formed during early development when epithelial budding...
Multicellular glands are formed during early development when epithelial budding...
01:23Hypothyroidism 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...
01:22Classification of Epithelial Tissues: Overview
Epithelial tissues are classified according to the shape of the cells and the number of cell layers formed. Cell shapes can be squamous (flattened and thin), cuboidal (square-like, as wide as it is tall), or columnar (rectangular, taller than it is wide). Additionally, the nucleus shape helps identify the type of epithelial cells. Squamous cells have flattened disc-shaped nuclei, cuboidal cells have spherical nuclei, and columnar cells have elongated nuclei.
Based on the number of cell layers,...
Based on the number of cell layers,...
02:18Cancer
Cancers arise due to mutations in genes involved in the regulation of cell division, which leads to unrestricted cell proliferation. Modern science and medicine have made great strides in the understanding and treatment of cancer, including eradicating cancer in some patients. However, there is still no cure for cancer. This is largely due to the fact that cancer is a large group of many diseases.