在新诊断的格雷夫斯甲状腺功能障碍患者中补充:双盲,多中心RCT
Per K Cramon1, Kristian H Winther2, Victor B Boesen3
1Department of Clinical Physiology and Nuclear Medicine, Copenhagen University Hospital - Rigshospitalet, Copenhagen, Denmark.
European thyroid journal
|December 12, 2025
概括
补充剂并没有改善Graves患者的缓解率或生活质量.
科学领域:
- 内分泌学 在内分泌学.
- 营养科学 营养科学
- 临床试验 临床试验
背景情况:
- 格雷夫斯甲状腺功能障碍是一种影响甲状腺的自身免疫性疾病.
- 是一种具有抗氧化特性的微量元素,其在格雷夫斯病中的作用正在调查中.
- 生活质量 (QoL) 是像Graves的甲状腺功能障碍等慢性疾病的关键结果指标.
研究的目的:
- 评估补充剂与安慰剂在改善格雷夫斯甲状腺功能障碍的缓解率方面的疗效.
- 评估对Graves型甲状腺功能增强症患者的生活质量 (QoL) 的影响.
主要方法:
- 一个双盲,安慰剂控制的多中心试验 (Graves' Selenium Supplementation - GRASS试验) 涉及430名参与者.
- 参与者每天接受200微克或安慰剂24-30个月,同时服用标准抗甲状腺药物 (ATD).
- 缓解是由持续正常的甲状腺激素水平和没有使用ATD来定义的;使用ThyPRO仪器测量了QoL.
主要成果:
- (54.6%) 和安慰剂 (53.3%) 组之间的非缓解率没有显著差异 (OR = 1.0;P = 0.98).
- 补充剂对ThyPRO评估的任何生活质量 (QoL) 尺度都没有有益影响.
- 在随访时,甲状腺素受体抗体水平在各组之间保持相似.
结论:
- 每天补充,作为标准抗甲状腺药物的补充剂,对于新诊断的Graves甲状腺功能障碍症没有任何好处.
- GRASS试验的结果不支持使用补充剂来治疗Graves的甲状腺功能障碍.
- 在这种患者群体中,似乎没有影响缓解率或生活质量.
相关概念视频
Synthesis and Regulation of Thyroid Hormones
7.1K
Low blood levels of the thyroid hormones — triiodothyronine (T3) and thyroxine (T4) — signal the hypothalamus to release the thyrotropin-releasing hormone (TRH). TRH then reaches the pituitary gland and stimulates the release of thyroid-stimulating hormone(TSH) into the bloodstream.
Upon reaching the thyroid gland, TSH stimulates the follicular cells' active uptake of iodide ions from the blood. The ions diffuse to the apical surface of the cells and are oxidized to iodine. The...
Upon reaching the thyroid gland, TSH stimulates the follicular cells' active uptake of iodide ions from the blood. The ions diffuse to the apical surface of the cells and are oxidized to iodine. The...
7.1K
Bioavailability Study Design: Healthy Subjects Versus Patients
133
Bioavailability studies are essential for evaluating a drug's therapeutic efficacy and understanding its absorption patterns under various physiological conditions. Conducting such studies on target patient populations provides more relevant data by simulating real-world disease states. However, practical challenges often necessitate the use of young, healthy adult volunteers as study subjects.Patients may exhibit altered drug absorption patterns due to the effects of the disease itself,...
133


