Related Experiment Video
Updated: May 19, 2026
07:12
Establishment of a Simple and Effective Rat Model for Intraoperative Parathyroid Gland Imaging
Published on: August 17, 2022
Current concepts in the management of primary hyperparathyroidism
N Gopalakrishna Iyer1, Ashok R Shaha
1Head and Neck Service, Memorial Sloan-Kettering Cancer Center, New York, USA.
Indian Journal of Surgical Oncology
|August 30, 2012
Summary
Primary hyperparathyroidism, a common cause of hypercalcemia, often presents subclinically. Focused surgical approaches using advanced imaging and intraoperative parathormone assays are becoming standard for treating parathyroid disease.
Area of Science:
- Endocrinology
- Surgical Oncology
Background:
- Primary hyperparathyroidism is the most frequent cause of hypercalcemia in outpatients.
- Routine screening identifies many patients with subclinical disease, necessitating clear treatment guidelines.
Purpose of the Study:
- To review current management strategies for primary hyperparathyroidism.
- To highlight the shift towards minimally invasive surgical techniques.
Main Methods:
- Review of consensus guidelines for asymptomatic patients.
- Emphasis on combined sestamibi and ultrasound for preoperative localization.
- Discussion of minimally invasive surgical approaches (unilateral, single gland, endoscopic).
- Role of intraoperative parathormone assay and gamma probe in surgical confirmation.
Main Results:
- Parathyroid adenoma is the most common pathology, followed by hyperplasia.
- Minimally invasive surgery offers effective treatment for parathyroid adenomas.
- Intraoperative parathormone assay is superior to histology for confirming surgical success.
Conclusions:
- A focused surgical approach, guided by advanced localization, is preferred for parathyroid adenomas.
- Management of persistent or recurrent hyperparathyroidism requires a multidisciplinary strategy.
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...
01:25Hyperthyroidism I: Introduction
Hyperthyroidism is a type of thyrotoxicosis characterized by the thyroid gland's overproduction of the thyroid hormones triiodothyronine (T3) and thyroxine (T4). This hormone excess increases the basal metabolic rate and enhances sensitivity to catecholamines.DiagnosisDiagnosis is based on clinical features and biochemical testing. It typically shows suppressed thyroid-stimulating hormone (TSH) levels below 0.4 mIU/L, with elevated free T3 and/or T4. Additional tests, including thyroid...
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...
01:30Urinary Tract Calculi III: Medical Management
The diagnosis of renal calculi involves several imaging techniques, including non-contrast CT scans and ultrasound. These methods help visualize kidney stones, assess their size and location, and detect possible obstructions. Additionally, Measuring urine pH is useful for diagnosing specific stone types, such as struvite (alkaline pH) and uric acid stones (acidic pH). Cystine stones are primarily linked to cystinuria, a genetic condition. A urinalysis helps detect blood in the urine (hematuria)...
01:28Chronic Kidney Disease III: Interprofessional Care
Chronic kidney disease (CKD) requires collaborative and comprehensive management. CKD progresses through stages and can lead to end-stage kidney disease (ESKD) if untreated. Interprofessional collaboration and patient education are crucial, enabling patients to manage their health and improve their quality of life.Diagnostic approach for chronic kidney diseaseThe diagnosis of CKD primarily focuses on the glomerular filtration rate (GFR), which assesses kidney function by measuring how well...
01:25Peritoneal Dialysis III: Nursing Management
Peritoneal dialysis, or PD, utilizes the peritoneal membrane as a filter to eliminate excess fluid and waste products. Effective nursing management is essential for ensuring patient safety, preventing complications, and promoting optimal function of the peritoneal dialysis process.Assessment and MonitoringNurses must thoroughly assess the patient before, during, and after each dialysis session. Regular monitoring includes vital signs, daily weight, fluid intake and output, and laboratory values...