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Published on: September 27, 2017
Nocturnal growth hormone release in children with short stature and atopic dermatitis
T J David1, A P Ferguson, R W Newton
1Department of Child Health, University of Manchester, England.
Insights
Children with atopic dermatitis and short stature may have impaired growth hormone release during sleep. This contrasts with normal sleep-related growth hormone release in healthy children, suggesting a specific sleep-related deficiency in affected children.
Area of Science:
- Pediatric Endocrinology
- Dermatology
- Sleep Medicine
Background:
- Atopic dermatitis is a chronic inflammatory skin condition.
- Short stature in children can have various underlying causes.
- Growth hormone (GH) is crucial for childhood growth and development.
Purpose of the Study:
- To investigate the hypothesis that children with atopic dermatitis and short stature exhibit impaired nocturnal growth hormone release.
- To compare GH secretion during sleep with GH response to arginine stimulation in children with atopic dermatitis and short stature.
Main Methods:
- Compared peak serum GH levels during sleep with peak GH response to arginine stimulation.
- Studied 6 children (7-12 years) with atopic dermatitis and short stature (<-3 SD).
- Included 5 control children (9-12 years) with unexplained short stature.
Main Results:
- All 5 control children demonstrated normal GH release during sleep.
- 3 out of 6 children with atopic dermatitis did not achieve normal GH levels during sleep.
- All children with atopic dermatitis showed normal GH release following arginine stimulation.
Conclusions:
- Prepubertal children with atopic dermatitis and short stature may experience impaired growth hormone release during stage 4 sleep.
- The findings suggest a potential sleep-related mechanism affecting GH secretion in this specific pediatric population.
- Arginine stimulation indicates the pituitary's capacity to release GH, pointing to a sleep-specific issue.
Abstract:
This study was designed to test the hypothesis that children with atopic dermatitis and short stature fail to release growth hormone after falling asleep. Peak serum growth hormone response to arginine was compared with peak growth hormone concentration during sleep in 6 children with atopic dermatitis and short stature (greater than 3 SD below the mean) aged 7 to 12 years, and 5 control children aged 9 to 12 years without atopic dermatitis or asthma but with unexplained short stature (greater than 3 SD below the mean). All 5 control children achieved normal levels of growth hormone after falling asleep, whereas 3 of the 6 children with dermatitis did not. All patients with dermatitis were capable of releasing growth hormone after arginine stimulation. The results suggest that in some prepubertal children with atopic dermatitis and short stature there may be an impairment of growth hormone release during stage 4 sleep.
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