Related Experiment Video
Updated: Aug 14, 2026
07:12
Establishment of a Simple and Effective Rat Model for Intraoperative Parathyroid Gland Imaging
Published on: August 17, 2022
Software-Assisted Subtraction with Ultrasound-Correlated Interpretation Reduces Interpretive Ambiguity in Parathyroid
Seckin Bilgic1, Elif Isleyen Colak1, Irem Koroglu2
1Department of Nuclear Medicine, Medical Faculty, Bursa Uludag University, Bursa 16059, Turkey.
Diagnostics (Basel, Switzerland)
|August 13, 2026
Summary
Software-assisted subtraction imaging combined with ultrasound interpretation significantly improves parathyroid scintigraphy. This enhancement increases reporting certainty and actionable localization for primary hyperparathyroidism diagnosis.
Area of Science:
- Nuclear medicine imaging
- Endocrine surgery diagnostics
- Medical imaging analysis
Background:
- Parathyroid imaging is crucial for preoperative localization of parathyroid adenomas (PTA).
- Conventional scintigraphy (planar and SPECT) can be limited by thyroid activity, causing equivocal reports.
- The need for improved diagnostic accuracy in primary hyperparathyroidism is critical.
Purpose of the Study:
- To evaluate if software-assisted subtraction imaging improves parathyroid scintigraphy.
- To assess if combining this technique with ultrasound-correlated interpretation enhances reporting certainty and reduces ambiguity.
- To determine the clinical utility of this integrated approach for preoperative localization.
Main Methods:
- Prospective study of 96 patients with suspected primary hyperparathyroidism.
- Comparison of conventional scintigraphy (CTRL) versus enhanced scintigraphy with software-assisted subtraction and ultrasound correlation (INT).
- Analysis of reporting certainty, actionable localization, and comparison with surgical/pathological data in a subgroup.
Main Results:
- The intervention group (INT) showed significantly higher PTA-positive reporting (85.4% vs. 55.2%) and median certainty (3 vs. 1).
- Clinically actionable and high-confidence localization rates were substantially improved in the INT group (70.8% and 57.3%, respectively).
- Non-actionable reporting decreased significantly, and correct localization in operated patients was higher with INT (90.9% vs. 54.5%).
Conclusions:
- Software-assisted subtraction imaging combined with ultrasound-correlated interpretation enhances the clinical usability of parathyroid scintigraphy.
- This integrated approach significantly increases reporting certainty and actionable localization, reducing diagnostic ambiguity.
- Findings support the improved diagnostic performance for preoperative localization of parathyroid lesions.
Related Concept Videos
01:25Imaging Studies for Cardiovascular System VI: Calcium -Scoring CT
Calcium-Scoring CT ScanA calcium-scoring CT scan, also known as coronary artery calcium (CAC) scan, detects calcium deposits in the coronary arteries. This test assesses the risk of coronary artery disease (CAD), which can lead to cardiovascular events such as angina, heart failure, and sudden cardiac arrest.A calcium-scoring CT scan is generally recommended for individuals at intermediate risk of CAD without symptoms. It includes:Men aged 40-75 and women aged 50-75: Especially those with a...
01:17Ultrasonography
Ultrasonography is an imaging technique that uses high-frequency sound waves to visualize the body's internal structures. It is a non-invasive and safe procedure that does not involve the use of ionizing radiation, making it widely used in various medical fields. Ultrasonography is used to study heart function, blood flow in the neck or extremities, certain conditions such as gallbladder disease, and fetal growth and development.
During an ultrasonography procedure, a handheld device called a...
During an ultrasonography procedure, a handheld device called a...
01:24Imaging Studies II: Ultrasonography
IntroductionUltrasonography, or renal ultrasound, is a noninvasive medical imaging technique that uses high-frequency sound waves to visualize the kidneys, ureters, bladder, and surrounding tissues.Indications for Urinary System UltrasonographyUrinary system ultrasonography is indicated in various clinical scenarios, such as:Kidney Stones (Urolithiasis): To detect and monitor the size and presence of kidney or urinary tract stones.Hydronephrosis: To assess the dilation of the renal pelvis and...