对实验室反射检测协议的评估,以检测初级保健中呈现为低甲状腺素血症的下垂体病
Colleen Flannery1, Ana Rakovac1, Gerard Boran1,2
1Department of Chemical Pathology, Tallaght University Hospital, Dublin, Ireland.
Annals of clinical biochemistry
|November 1, 2024
概括
在初级保健中,与低的自由甲状腺素 (fT4) 和正常的甲状腺刺激激素 (TSH) 不一致的甲状腺功能测试 (TFT) 可能表明甲状腺功能低下. 早期的实验室干预和全科医生联系对于诊断这种罕见但严重的疾病至关重要.
科学领域:
- 临床生物化学 临床生物化学
- 内分泌学 在内分泌学.
- 实验室医学 实验室医学
背景情况:
- 甲状腺功能测试 (TFT) 是常见的全科医生 (GP) 要求.
- 不和的TFTs (低的自由甲状腺素[fT4]与正常的甲状腺刺激激素[TSH]) 往往是由于非甲状腺疾病或药物.
- 垂体下垂体是一个罕见但至关重要的诊断,实验室不能错过.
研究的目的:
- 调查反射测试对前垂体形状的实用性,在初级保健患者与不一致的TFTs.
- 为了评估这个患者群体中下垂体病的频率.
- 评估实验室发起的干预措施在识别未被怀疑的下垂体病的有效性.
主要方法:
- 针对符合不一致的TFT病例定义 (fT4<10 pmol/L,TSH 0.3-4.2 mU/L) 的样本,实施部分前垂体样本 (PAPP) 的反射测试.
- 与全科医生进行了结构化采访,并在必要时要求进行全额前垂体样本 (FAPP).
- 检查了诊断出缺陷垂体病例的历史数据,以确定基线fT4和TSH值.
主要成果:
- 在41,487名GP TFT中,54名 (0.13%) 符合不一致的标准,并接受了反射PAPP测试.
- 鉴定出了三例下垂体病的病例.
- 74%的反射测试病例 (例如,药物,非甲状腺疾病) 发现了不一致的TFT模式的合理解释.
结论:
- 在初级保健中对不一致的TFT进行反射测试,可以帮助早期检测下垂体病.
- 实验室和全科医生之间的医学联络对于及时诊断和管理至关重要.
- 显著比例的不一致的TFT有共同的,非垂体的原因,但潜在的严重的潜在条件需要调查.
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