ArticleGenetics in medicine : official journal of the American College of Medical Genetics2015
Congenital hypogonadotropic hypogonadism with split hand/foot malformation: a clinical entity with a high frequency of FGFR1 mutations.
Article in Genetics in medicine : official journal of the American College of Medical Genetics, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT01601171 (The Genetics of Neuroendocrine Reproductive Disorders and of the Cleft Lip and/or Palate), which is not on this map. Cited by 31 papers.
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
The Genetics of Neuroendocrine Reproductive Disorders and of the Cleft Lip and/or Palate
Who cites it
31 citing papers in PubMed, 73 citations in OpenAlex.
- Genetic landscape of a neonatal hypogonadotropic hypogonadism series: Novel variants and phenotypic spectrum.Journal of neuroendocrinology · 2026Article
- Evidence-based classification of genes implicated in craniosynostosis disorders using the ClinGen curation framework.Genetics in medicine : official journal of the American College of Medical Genetics · 2026Article
- Pleiotropic genes linking congenital hypogonadotropic hypogonadism and cleft lip/palate: evidence from a genomic CHH cohort study.European journal of human genetics : EJHG · 2026Article
- Novel and recurrent genetic variants associated with male and female infertility.Journal of applied genetics · 2025Article
- Deciphering the etiology of congenital scoliosis: A genetic and epigenetic perspective.World journal of orthopedics · 2025Review
- Intrafamilial Phenotypic Variability of theGenes · 2025Review
- Biological pathways leading to septo-optic dysplasia: a review.Orphanet journal of rare diseases · 2025Review
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- Transcriptomic profiling of murine GnRH neurons reveals developmental trajectories linked to human reproduction and infertility.Theranostics · 2025Article
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- How human genetic context can inform pathogenicity classification: FGFR1 variation in idiopathic hypogonadotropic hypogonadism.Human genetics · 2023Article
- FGF8-FGFR1 signaling regulates human GnRH neuron differentiation in a time- and dose-dependent manner.Disease models & mechanisms · 2022Article
- Article
- New developments in the biology of fibroblast growth factors.WIREs mechanisms of disease · 2022Review
- The Differential Roles for Neurodevelopmental and Neuroendocrine Genes in Shaping GnRH Neuron Physiology and Deficiency.International journal of molecular sciences · 2021Review
- [Molecular genetics and phenotypic features of congenital isolated hypogonadotropic hypogonadism].Problemy endokrinologii · 2021Article
- NovelGenes · 2021Article
- Genetics of congenital hypogonadotropic hypogonadism: peculiarities and phenotype of an oligogenic disease.Human genetics · 2021Review
- Pathogenic mosaic variants in congenital hypogonadotropic hypogonadism.Genetics in medicine : official journal of the American College of Medical Genetics · 2020Article
Corrections and comments
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Authors and funding
27 authors at 13 institutions in 7 countries.
Funding
Abstract
purposeCongenital hypogonadotropic hypogonadism (CHH) and split hand/foot malformation (SHFM) are two rare genetic conditions. Here we report a clinical entity comprising the two.
methodsWe identified patients with CHH and SHFM through international collaboration. Probands and available family members underwent phenotyping and screening for FGFR1 mutations. The impact of identified mutations was assessed by sequence- and structure-based predictions and/or functional assays.
resultsWe identified eight probands with CHH with (n = 3; Kallmann syndrome) or without anosmia (n = 5) and SHFM, seven of whom (88%) harbor FGFR1 mutations. Of these seven, one individual is homozygous for p.V429E and six individuals are heterozygous for p.G348R, p.G485R, p.Q594*, p.E670A, p.V688L, or p.L712P. All mutations were predicted by in silico analysis to cause loss of function. Probands with FGFR1 mutations have severe gonadotropin-releasing hormone deficiency (absent puberty and/or cryptorchidism and/or micropenis). SHFM in both hands and feet was observed only in the patient with the homozygous p.V429E mutation; V429 maps to the fibroblast growth factor receptor substrate 2α binding domain of FGFR1, and functional studies of the p.V429E mutation demonstrated that it decreased recruitment and phosphorylation of fibroblast growth factor receptor substrate 2α to FGFR1, thereby resulting in reduced mitogen-activated protein kinase signaling.
conclusionFGFR1 should be prioritized for genetic testing in patients with CHH and SHFM because the likelihood of a mutation increases from 10% in the general CHH population to 88% in these patients.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.