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Comparative Analysis of Human Growth Hormone in Serum Using SPRi, Nano-SPRi and ELISA Assays
Published on: January 7, 2016
Pros of priming in the diagnosis of growth hormone deficiency
E Nazli Gonc1, Alev Ozon, Ayfer Alikasifoglu
1Department of Pediatric Endocrinology, Hacettepe University Faculty of Medicine, Ankara, Turkey. ngonc@hacettepe.edu.tr
Insights
Priming with sex steroids aids in diagnosing growth hormone deficiency (GHD) in children. However, its effectiveness in improving final height outcomes requires further investigation.
Area of Science:
- Pediatric Endocrinology
- Growth Hormone Physiology
- Diagnostic Testing
Background:
- The diagnosis of growth hormone deficiency (GHD) in children often relies on provocative testing.
- The use of priming with sex steroids before growth hormone (GH) stimulation tests is a debated topic in pediatric endocrinology.
Observation:
- While some evidence suggests priming enhances GHD diagnostic accuracy in childhood, its clinical impact is not fully established.
- Studies examining final height or height gain in growth-restricted children treated with GH after subnormal stimulation tests have yielded inconsistent results.
Findings:
- This review synthesizes existing literature on priming strategies for GH stimulation tests.
- The utility of priming as a method to improve the diagnostic capacity of GH stimulation tests is critically analyzed.
Implications:
- Clarifying the role of priming can optimize GHD diagnosis and subsequent treatment decisions in pediatric patients.
- Further research is needed to determine if priming influences long-term growth outcomes in children treated for GHD.
Abstract:
Priming with sex steroids in stimulation tests for the diagnosis of GHD is still under debate. Most of the data on utility of priming during GH stimulation so far seem to support its use in the diagnosis of GHD in childhood. There is a propensity to treat growth retarded children who test subnormally to stimulation tests with GH. However, some studies analyzing the final height or height gain during GH treatment in such children failed to show any improvement in height. This paper summarizes previous studies on priming to analyze the utility of priming as a valid method to better the diagnostic capacity of the test.
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