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Parathyroid transplantation in thyroid surgery.
Marcin Barczyński1, Filip Gołkowski2, Ireneusz Nawrot3
1Department of Endocrine Surgery, Third Chair of General Surgery, Jagiellonian University Medical College, Kraków, Poland.
Gland Surgery
|November 17, 2017
Summary
Thyroid surgery can lead to permanent hypoparathyroidism, but parathyroid transplantation techniques, including autotransplantation and allotransplantation, can preserve parathyroid function. These methods offer alternatives to lifelong calcium and vitamin D3 supplementation for managing hypoparathyroidism.
Area of Science:
- Endocrinology
- Surgical Oncology
- Transplantation Immunology
Background:
- Permanent hypoparathyroidism is a rare but serious complication of thyroid surgery, affecting less than 1-2% of patients when performed by experienced surgeons.
- Preserving parathyroid glands in situ with adequate vascular supply is crucial for preventing hypoparathyroidism during thyroidectomy.
- Damage to parathyroid glands necessitates interventions like autotransplantation to maintain endocrine function.
Purpose of the Study:
- To review current parathyroid transplantation techniques used in thyroid surgery.
- To discuss the application of fresh autotransplantation, cryopreserved autotransplantation, and allotransplantation.
- To explore the potential of cultured parathyroid cell allotransplantation as an alternative management strategy.
Main Methods:
- Review of existing literature on parathyroid transplantation in the context of thyroid surgery.
- Analysis of different modes of parathyroid tissue application: fresh autotransplantation, cryopreserved autotransplantation, and allotransplantation.
- Evaluation of cultured parathyroid cell allotransplantation for permanent hypoparathyroidism.
Main Results:
- Parathyroid autotransplantation (fresh or cryopreserved) is a key strategy to reduce permanent hypoparathyroidism post-thyroidectomy.
- Allotransplantation, including cultured cells, is a viable option for patients with established permanent hypoparathyroidism, potentially avoiding lifelong supplementation.
- Cultured parathyroid cell allotransplantation offers a promising, immunosuppression-free approach for selected patients.
Conclusions:
- Parathyroid transplantation techniques are essential for managing and preventing permanent hypoparathyroidism after thyroid surgery.
- Various transplantation methods exist, each with specific indications and benefits.
- Cultured parathyroid cell allotransplantation represents a significant advancement in treating permanent hypoparathyroidism.
