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Generation of Hypoparathyroid Rats via Carbon-Nanoparticle-Assisted Parathyroidectomy

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Sestamibi SPECT intensity scoring system in sporadic primary hyperparathyroidism.

Linwah Yip¹, Daniel A Pryma, John H Yim

¹Division of Endocrine Surgery, Department of Surgery, University of Pittsburgh School of Medicine, Kaufmann Building, Suite 101, 3471 Fifth Avenue, Pittsburgh, PA 15213, USA.

World Journal of Surgery

|December 17, 2008

Summary

A sestamibi SPECT scoring system helps predict single adenoma in primary hyperparathyroidism (PHP). However, it cannot reliably exclude multiglandular disease, emphasizing the need for surgical expertise to prevent operative failure.

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A Semi-Automated and Reproducible Biological-Based Method to Quantify Calcium Deposition In Vitro

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Published on: June 2, 2022

Area of Science:

Endocrinology
Nuclear Medicine
Surgical Oncology

Background:

Primary hyperparathyroidism (PHP) is often caused by a single parathyroid adenoma.
Minimally invasive surgery for PHP relies on accurate localization, with multiglandular disease posing a challenge.
Failed parathyroid exploration leads to increased costs and patient morbidity.

Purpose of the Study:

To evaluate a sestamibi SPECT scoring system for predicting anatomic findings in PHP patients.
To determine if sestamibi SPECT intensity correlates with the likelihood of single adenoma versus multiglandular disease.
To assess the impact of sestamibi SPECT results on the risk of operative failure.

Main Methods:

Prospective review of 1,061 patients undergoing initial parathyroid exploration for PHP.
Blinded review and scoring of 577 dual time-point sestamibi SPECT scans into 5 categories (0-4).
Correlation analysis of sestamibi SPECT scores with intraoperative findings and long-term outcomes.

Main Results:

Higher sestamibi SPECT scores (2-3) showed a greater likelihood of single adenoma (91%) compared to lower scores (0-1) (81%).
Positive predictive values for single adenoma increased with scan intensity, reaching 98.8% for definite adenoma.
Negative scans (0) were associated with a higher incidence of multiglandular disease (22%) and increased operative failure risk.

Conclusions:

A sestamibi SPECT scoring system can predict the probability of single adenoma in PHP.
Sestamibi SPECT imaging, regardless of category, does not reliably exclude multiglandular disease.
Negative sestamibi SPECT scans are linked to a higher rate of surgical failure, necessitating adjuncts for accurate preoperative assessment.