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Ionized Calcium Changes for Predicting Postoperative Hypocalcemia After Total Thyroidectomy

2026年7月8日 更新者:Emrecan Deniz

Predictive Value of Preoperative, Intraoperative, and Postoperative Ionized Calcium Changes Measured by Blood Gas Analysis for Postoperative Hypocalcemia After Total Thyroidectomy

This prospective observational study aims to evaluate whether changes in ionized calcium levels measured by blood gas analysis during the preoperative, intraoperative, and postoperative periods can predict postoperative hypocalcemia in patients undergoing total thyroidectomy. Ionized calcium values obtained at predefined perioperative time points will be compared with postoperative biochemical and clinical hypocalcemia outcomes.

研究概览

详细说明

Postoperative hypocalcemia is a common complication after total thyroidectomy and may be associated with changes in calcium homeostasis and parathyroid function. Early identification of patients at risk for postoperative hypocalcemia may help guide postoperative monitoring and calcium replacement strategies.

This prospective observational study included patients who underwent total thyroidectomy. Ionized calcium levels were measured by blood gas analysis at predefined perioperative time points, including the preoperative, intraoperative, and postoperative periods. Serum parathyroid hormone levels were also recorded. The study evaluated the relationship between perioperative changes in ionized calcium levels, postoperative parathyroid hormone changes, and the development of postoperative hypocalcemia.

The primary objective was to determine whether perioperative ionized calcium changes can predict postoperative hypocalcemia after total thyroidectomy. Secondary objectives included evaluating the association between postoperative parathyroid hormone changes and postoperative hypocalcemia and assessing the diagnostic performance of ionized calcium measurements for predicting hypocalcemia.

研究类型

观察性的

注册 (实际的)

327

联系人和位置

本节提供了进行研究的人员的详细联系信息,以及有关进行该研究的地点的信息。

学习地点

参与标准

研究人员寻找符合特定描述的人,称为资格标准。这些标准的一些例子是一个人的一般健康状况或先前的治疗。

资格标准

适合学习的年龄

  • 成人
  • 年长者

接受健康志愿者

不适用

取样方法

非概率样本

研究人群

Patients admitted to Başakşehir Çam and Sakura City Hospital who are scheduled to undergo total thyroidectomy.

描述

Inclusion Criteria:

  • Patients aged 18 to 75 years
  • Present to the General Surgery Clinic of Başakşehir Çam and Sakura City Hospital
  • Diagnosis of thyroid disorders according to ICD code E07
  • Scheduled to undergo total thyroidectomy due to toxic multinodular goiter, multinodular goiter, or papillary carcinoma
  • Provide informed consent to participate in the study.

Exclusion Criteria:

  • Patients with preoperative parathyroid disorders associated hypocalcemia or hypercalcemia.
  • Patients with a history of previous thyroidectomy
  • Patients with a history of previous parathyroidectomy
  • Patients with a history of previous neck surgery.
  • Patients with chronic kidney disease.
  • Patients with a history of non-thyroid malignancy.

学习计划

本节提供研究计划的详细信息,包括研究的设计方式和研究的衡量标准。

研究是如何设计的?

设计细节

队列和干预

团体/队列
干预/治疗
total thyroidectomy patients
Ionized calcium levels will be measured by blood gas analysis at predefined preoperative, intraoperative, and postoperative time points in patients undergoing total thyroidectomy.

研究衡量的是什么?

主要结果指标

结果测量
措施说明
大体时间
ionized calcium
大体时间:Preoperative baseline; postoperative 10 minutes; postoperative 6 hours
Ionized calcium levels will be measured by blood gas analysis at predefined preoperative and postoperative time points in patients undergoing total thyroidectomy.
Preoperative baseline; postoperative 10 minutes; postoperative 6 hours
parathormone levels
大体时间:Preoperative baseline; postoperative 10 minutes; postoperative 6 hours; and postoperative 6 months
Serum parathyroid hormone levels will be measured in patients undergoing total thyroidectomy to evaluate the association between postoperative parathyroid hormone changes and postoperative hypocalcemia.
Preoperative baseline; postoperative 10 minutes; postoperative 6 hours; and postoperative 6 months

合作者和调查者

在这里您可以找到参与这项研究的人员和组织。

赞助

研究记录日期

这些日期跟踪向 ClinicalTrials.gov 提交研究记录和摘要结果的进度。研究记录和报告的结果由国家医学图书馆 (NLM) 审查,以确保它们在发布到公共网站之前符合特定的质量控制标准。

研究主要日期

学习开始 (实际的)

2025年6月12日

初级完成 (实际的)

2026年4月25日

研究完成 (实际的)

2026年7月5日

研究注册日期

首次提交

2026年6月26日

首先提交符合 QC 标准的

2026年7月8日

首次发布 (实际的)

2026年7月14日

研究记录更新

最后更新发布 (实际的)

2026年7月14日

上次提交的符合 QC 标准的更新

2026年7月8日

最后验证

2025年7月1日

更多信息

与本研究相关的术语

药物和器械信息、研究文件

研究美国 FDA 监管的药品

不

研究美国 FDA 监管的设备产品

不

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