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Postoperative Hypocalcemia Following Total Thyroidectomy Versus Completion Thyroidectomy
Mehmet Turan Cicek1, Çiğdem Firat Koca1, Mehmet Tan1
1Department of Otolaryngology Head and Neck Surgery, Faculty of Medicine, Malatya Inonu University, Malatya, Turkey.
The Laryngoscope
|August 10, 2026
Summary
A staged surgical approach, specifically completion thyroidectomy after an interval, better preserves parathyroid function. This leads to higher parathyroid hormone levels and reduced need for calcium supplementation post-surgery.
Area of Science:
- Endocrinology
- Surgical Oncology
- Head and Neck Surgery
Background:
- Thyroidectomy is a common surgical procedure.
- Preserving parathyroid function is crucial to avoid hypocalcemia.
- The optimal surgical strategy for parathyroid preservation requires further investigation.
Purpose of the Study:
- To compare the efficacy of completion thyroidectomy versus primary total thyroidectomy in preserving parathyroid function.
- To evaluate the impact of a staged surgical approach on postoperative parathyroid hormone levels and calcium supplementation needs.
Main Methods:
- Retrospective analysis of patients undergoing completion thyroidectomy versus primary total thyroidectomy.
- Comparison of postoperative parathyroid hormone levels between the two groups.
- Assessment of calcium supplementation requirements in the postoperative period.
Main Results:
- Completion thyroidectomy demonstrated significantly higher postoperative parathyroid hormone levels (51.90 ± 30.26 pg/mL) compared to primary total thyroidectomy (30.90 ± 17.10 pg/mL, p=0.006).
- Postoperative calcium supplementation was significantly lower in the completion thyroidectomy group (4.2%) versus the total thyroidectomy group (25.0%, p=0.049).
Conclusions:
- A staged surgical approach, involving completion thyroidectomy, offers superior parathyroid preservation.
- This approach leads to better endocrine function and reduces the incidence of transient hypocalcemia.
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