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Short stature due to GHSR deficiency is a rare, genetic, endocrine growth disease, resulting from growth hormone secretagogue receptor (GHSR) deficiency, characterized by postnatal growth delay that results in short stature (less than -2 SD). The pituitary gland is typically without morphological changes, although anterior pituitary gland hypoplasia has been reported.
Features include very common findings: Short stature, Delayed skeletal maturation, Growth delay, and Hypoglycemia and others; and common findings: Abnormality of body weight. 14 total HPO annotations.
Organ System | Phenotype Count | Example Features |
|---|---|---|
Growth and development | 5 | Short stature, Postnatal growth retardation, Decreased response to growth hormone stimulation test |
GHSR encodes growth hormone secretagogue receptor (366 aa). G-protein-coupled receptor specific to ghrelin, an appetite-regulating peptide hormone commonly found in stomach. Upon activation, stimulates appetite and promotes growth hormone secretion. Highest expression in Pituitary (5.3 TPM) and Brain Hypothalamus (0.2 TPM).
Short stature due to GHSR deficiency is associated with mutations in the GHSR gene on chromosome 3.
The GHSR protein participates in GHSR is a receptor for ghrelin pathway.
GHSR is classified as a druggable target (Cell Surface, Druggable Genome, G Protein Coupled Receptor, and Transporter categories) with score 8.7.
Genetic testing for GHSR is available. Testing is considered confirmatory for diagnosis.
Phenotype severity distribution: 9 very common features, 1 common feature.
Estimated prevalence: <1 in 1,000,000 (VERY_RARE).
No clinical trials have been registered for short stature due to GHSR deficiency.
19 publications have been identified in PubMed for short stature due to GHSR deficiency. Research spans Case Report / Case Series (37%), Clinical Trial Publication (21%), and Basic Science / Preclinical (16%).
Research Type | Count | % of Total |
|---|---|---|
Patient case studies | 7 | 37% |
Data assembled from 6 of 12 sources · Last updated Sep 20, 2026, 4:51 AM UTC
Online Mendelian Inheritance in Man
European rare disease database
Genetic and Rare Diseases Info Center
Hormones |
4 |
Decreased response to growth hormone stimulation test, Small pituitary gland, Delayed puberty |
Digestive system | 2 | Vomiting, Abdominal pain |
Bones and joints | 1 | Delayed skeletal maturation |
Clinical study results
4 |
21% |
Laboratory research | 3 | 16% |
Research summaries | 2 | 11% |
Disease patterns and progression | 2 | 11% |
New treatment approaches | 1 | 5% |
Chrzanowska J (2026). [PMID: 41844520](https://pubmed.ncbi.nlm.nih.gov/41844520/). *Clinical endocrinology*. [Clinical Trial Publication]
Plachy L (2026). [PMID: 42181673](https://pubmed.ncbi.nlm.nih.gov/42181673/). *J Endocr Soc*. [Review / Meta-Analysis]
Rodríguez Rondón AV (2026). [PMID: 41758604](https://pubmed.ncbi.nlm.nih.gov/41758604/). *Hum Mol Genet*. [Basic Science / Preclinical]
Kilinc A (2025). [PMID: 41700191](https://pubmed.ncbi.nlm.nih.gov/41700191/). *Sisli Etfal Hastanesi tip bulteni*. [Case Report / Case Series]
Arafah BM (2025). [PMID: 41179277](https://pubmed.ncbi.nlm.nih.gov/41179277/). *JCEM case reports*. [Case Report / Case Series]
Aouchiche K (2025). [PMID: 41326671](https://pubmed.ncbi.nlm.nih.gov/41326671/). *European journal of pediatrics*. [Gene Therapy / Novel Therapeutics]
Xu H (2025). [PMID: 40091212](https://pubmed.ncbi.nlm.nih.gov/40091212/). *Journal of medicinal chemistry*. [Clinical Trial Publication]
Peng J (2025). [PMID: 40949923](https://pubmed.ncbi.nlm.nih.gov/40949923/). *Translational pediatrics*. [Epidemiology / Natural History]
Poelman R (2025). [PMID: 39813130](https://pubmed.ncbi.nlm.nih.gov/39813130/). *Endocrinology*. [Basic Science / Preclinical]
Joustra SD (2025). [PMID: 38838658](https://pubmed.ncbi.nlm.nih.gov/38838658/). *Hormone research in paediatrics*. [Clinical Trial Publication]