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Phenotype profile

developmental delay

HP:0001263 · SaudiVarKB evidence summary derived from retained literature mentions.

480Phenotype mentions
100Publications
50Associated gene records
50Associated variant records

Associated gene records

Co-mentioned in the same publications
GeneIdentifier / contextArticlesMentions
ALDH7A1HGNC:87744
SERAC1HGNC:2106144
KMT2DHGNC:713333
KCNJ11HGNC:625733
LGI1HGNC:657233
SLC13A5HGNC:2308933
WWOXHGNC:1279933
ATP8A2HGNC:1353333
ASNSHGNC:75333
C12orf57HGNC:2952133
ABCC8HGNC:5933
DENND5AHGNC:1934433
UGDHHGNC:1252533
ALKBH8HGNC:2518933
SLC18A2HGNC:1093522
IFT140HGNC:2907722
ALDH3A2HGNC:40322
UNC79HGNC:1996622
UNC80HGNC:2658222
NALCNHGNC:1908222
IFIH1HGNC:1887322
EPG5HGNC:2933122
PI4K2AHGNC:3003122
GLIS3HGNC:2851022
TRMT1HGNC:2598022
ARID1BHGNC:1804022
CA2HGNC:137322
ASPMHGNC:1904822
BTDHGNC:112222
PPP1R21HGNC:3059522
FBXL4HGNC:1360122
AP4M1HGNC:57422
PGAP3HGNC:2371922
DNM1HGNC:297222
TRAPPC9HGNC:3083222
PPFIBP1HGNC:924922
FRA10AC1HGNC:116222
ADAM22HGNC:20122
ATN1HGNC:303322
KMT2AHGNC:713222
GRM7HGNC:459922
PGAP2HGNC:1789322
EMC10HGNC:2760922
EMC1HGNC:2895722
TMEM94HGNC:2898322
GPIHGNC:445822
FRA16DHGNC:386022
RNASEH2AHGNC:1851822
RNASEH2CHGNC:2411622
ATP1A3HGNC:80122

Associated variant records

Co-mentioned in the same publications
VariantIdentifier / contextArticlesMentions
c.1A>Gc.1A>G22
p.Leu538Prop.Leu538Pro22
c.155_166delc.155_166del11
2T>C2T>C11
c.388C>Tc.388C>T11
p.Arg228Cysp.Arg228Cys11
C682TC682T11
c.2660C>Tc.2660C>T11
p.Pro887Leup.Pro887Leu11
c.236G>Ac.236G>A11
p.Trp79*p.Trp79*11
c.2887G>Ac.2887G>A11
p.Gly963Argp.Gly963Arg11
c.966+3A>Gc.966+3A>G11
c.886+1219T>Gc.886+1219T>G11
c.923G>Tc.923G>T11
p.Gly308Valp.Gly308Val11
p.Phe216Leup.Phe216Leu11
p.Thr180Asnp.Thr180Asn11
p.Val440Leup.Val440Leu11
p.Ser498Leup.Ser498Leu11
p.Cys453Trpp.Cys453Trp11
c.1168G>Cc.1168G>C11
p.Gly390Argp.Gly390Arg11
rs1801133rs180113311
c.1990G>Ac.1990G>A11
p.Glu664Lysp.Glu664Lys11
c.567_570delc.567_570del11
c.1327C>Tc.1327C>T11
p.Arg443*p.Arg443*11
c.422dupc.422dup11
p.Leu100Phep.Leu100Phe11
p.R664*p.R664*11
c.106G>Tc.106G>T11
p.Glu36*p.Glu36*11
c.953G>Ac.953G>A11
p.Arg318Glnp.Arg318Gln11
p.Asn248Phep.Asn248Phe11
c.842C>Tc.842C>T11
p.Ala281Valp.Ala281Val11
c.178T>Cc.178T>C11
p.Tyr60Hisp.Tyr60His11
p.Pro387Leup.Pro387Leu11
p.Pro237Hisp.Pro237His11
p.Ile43Phep.Ile43Phe11
p.Lys166*p.Lys166*11
p.Ala102Glup.Ala102Glu11
c.159delc.159del11
c.6854_6855delc.6854_6855del11
c.2T>Cc.2T>C11

Associated population records

Co-mentioned in the same publications
PopulationIdentifier / contextArticlesMentions
Saudi Arabia4747
Population record3838
Saudi Arabia2727
Population recordCohort 3066
Population recordCohort 355
Population recordCohort 1655
Population recordCohort 1044
Population recordCohort 1144
Population recordCohort 644
Saudi ArabiaCohort 10044
Population recordCohort 1833
Population recordCohort 2333
Population recordCohort 2233
Saudi Arabia · Riyadh33
Population recordCohort 1333
Population recordCohort 1433
Population recordCohort 233
Population recordCohort 433
Population recordCohort 1533
Population recordCohort 1333
Population recordCohort 6522
Population recordCohort 4322
Population recordCohort 2422
Population recordCohort 1922
Population recordCohort 2122
Population recordCohort 5322
Population recordCohort 1222
Population recordCohort 522
Saudi ArabiaCohort 2422
Population recordCohort 5022
Population recordCohort 10022
Population recordCohort 2822
Population recordCohort 4422
Population recordCohort 1222
Population recordCohort 3622
Saudi ArabiaCohort 1322
Population recordCohort 4222
Population recordCohort 322
Population recordCohort 1122
Saudi ArabiaCohort 4522
Population recordCohort 1711
Population recordCohort 13511
Population recordCohort 2311
Population recordCohort 011
Saudi ArabiaCohort 30511
Population recordCohort 111
Population recordCohort 5011
Saudi ArabiaCohort 211
Saudi ArabiaCohort 211
Population recordCohort 89111

Supporting publications

100 records
  1. 2026Pathogenic DDX39A Variant Disrupts Nuclear Homeostasis and Causes an Early-Onset Neurodegenerative Disorder With Cerebral Atrophy.Clinical genetics1 mentions
  2. 2026Severe food protein-induced enterocolitis syndrome with seizures and concern for developmental delay: A case report.Annals of allergy, asthma & immunology : official publication of the American College of Allergy, Asthma, & Immunology1 mentions
  3. 2026The genotypic and phenotypic landscape of PDHA1-related pyruvate dehydrogenase complex deficiency.Brain : a journal of neurology1 mentions
  4. 2026Clinical and Genetic Spectrum of SCN8A-Related Disorders: A Retrospective Study From the Gulf Region.Journal of child neurology1 mentions
  5. 2026Bilateral congenital glaucoma in a child with Nicolaides-Baraitser syndrome: a case report.Annals of medicine and surgery (2012)1 mentions
  6. 2026Bi-allelic variants in neuronal adhesion molecule astrotactin 1 gene ASTN1 cause diverse neurodevelopmental disorders.American journal of human genetics1 mentions
  7. 2026Bi-allelic loss-of-function variants in JKAMP cause a neurodevelopmental syndrome associated with dysregulation of GPR37 trafficking.American journal of human genetics1 mentions
  8. 2026Autism Spectrum Disorder and Long-Term Survival in Attenuated Molybdenum Cofactor Deficiency Type A: A Case Report From Saudi Arabia.Cureus1 mentions
  9. 2026Expanding the clinical and immunological phenotypes of COPB1 deficiency.Frontiers in immunology1 mentions
  10. 2026WDR59 Is Mutated in Individuals With Autosomal Recessive Syndromic Dilated Cardiomyopathy.Clinical genetics1 mentions
  11. 2026Variants in MTNAP1 underlie a neurodegenerative disorder by impairing mitochondrial stability.NPJ genomic medicine1 mentions
  12. 2026Clinical Presentation of Agenesis of Corpus Callosum Among Children in a Single Tertiary Care Center in Riyadh, Saudi Arabia.Cureus1 mentions
  13. 2026A novel homozygous CA5A gene deletion in carbonic anhydrase VA deficiency presenting as developmental delay without metabolic crisis.Molecular genetics and metabolism reports1 mentions
  14. 2026A Novel ATXN7L3 De Novo Variant Underlies Harel-Tora Neurodevelopmental Syndrome (HATONS) With Pre-Axial Polydactyly.Clinical genetics1 mentions
  15. 2026Bi-allelic RNU6ATAC variants cause a minor spliceopathy characterized by transcriptome-wide minor intron retention and multisystem manifestations.HGG advances1 mentions
  16. 2026Recessive loss of DIAPH1 function causes a progressive neurodevelopmental syndrome with variable immunological involvement.Genetics in medicine : official journal of the American College of Medical Genetics1 mentions
  17. 2026Truncating Variants in KIF5C Cause a Milder Disorder Distinct From KIF5C-Associated Cortical Dysplasia.Pediatric neurology1 mentions
  18. 2026Further Evidence for LRRC7 Gene Involvement in Neurodevelopmental Disorder: A Novel Variant.The journal of gene medicine1 mentions
  19. 2026Mutation mapping and functional characterization of a missense mutation p.Arg228Cys in ALDH3A2 gene causing Sjögran-Larson syndrome.Molecular biology reports1 mentions
  20. 2026Adult case of 17β-hydroxysteroid dehydrogenase type 10 (HSD10) deficiency due to the p. Arg130Cys mutation of the HSD17B10 gene: case report.AME case reports1 mentions
  21. 2026Expanding the phenotypic spectrum associated with ZIC1 variants: A neurodevelopmental disorder with and without craniosynostosis.Genetics in medicine : official journal of the American College of Medical Genetics1 mentions
  22. 2026Distinct sub-clusters of developmental disorder-associated variants in the switch II region of RAC1.European journal of human genetics : EJHG1 mentions
  23. 2026Homozygous Variant in NADSYN1 Causes Multiple Congenital Vertebral Malformation, With Neurodevelopmental Disorder.International journal of developmental neuroscience : the official journal of the International Society for Developmental Neuroscience1 mentions
  24. 2026Clinical and genetic profile of achondroplasia: a descriptive study from a tertiary care center in Saudi Arabia.BMC pediatrics1 mentions
  25. 2026POLG-related disorders: Clinical and molecular Spectrum in the Saudi population.Molecular genetics and metabolism reports1 mentions
  26. 2026Case Report: Two siblings with a novel homozygous SLC18A2 variant causing parkinsonism-dystonia-2: a case series from Saudi Arabia.Frontiers in genetics1 mentions
  27. 2026Genome sequencing-based CNV analysis in an infant with concurrent partial trisomies 9p and 12p due to maternal translocation: A case report.Medicine1 mentions
  28. 2026Comprehensive Analysis of Disease Spectrum and Mortality in Sanjad-Sakati Syndrome: An International Rare Disease Registry Study.The Journal of clinical endocrinology and metabolism1 mentions
  29. 2026AUTS2 Gene Variant Causing Intellectual Developmental Disorder, Autosomal Dominant 26 (MRD26): A Report of a Paediatric Case From the Arabian Peninsula.Cureus1 mentions
  30. 2026Delineating the clinical and molecular spectrum of the neurodevelopmental disorder associated with SET.Genetics in medicine : official journal of the American College of Medical Genetics1 mentions
  31. 2026RNU4ATAC-opathy: Clinical, molecular and transcriptomic insights from a large cohort.Genetics in medicine : official journal of the American College of Medical Genetics1 mentions
  32. 2026Clinical, in vitro, and in vivo evidence of WAPL as a cohesinopathy-associated gene and phenotypic driver of 10q22.3q23.2 genomic disorder.American journal of human genetics1 mentions
  33. 2025CCDC47 gene and trichohepatoneurodevelopmental syndrome: Report of the fifth and sixth cases from Saudi Arabia.American journal of medical genetics. Part A1 mentions
  34. 2025Clinical and genetic delineation of autosomal recessive and dominant ACTL6B-related developmental brain disorders.Genetics in medicine : official journal of the American College of Medical Genetics1 mentions
  35. 2025Biallelic variation in the choline and ethanolamine transporter FLVCR1 underlies a severe developmental disorder spectrum.Genetics in medicine : official journal of the American College of Medical Genetics1 mentions
  36. 2025Elucidating the clinical and genetic spectrum of inositol polyphosphate phosphatase INPP4A-related neurodevelopmental disorder.Genetics in medicine : official journal of the American College of Medical Genetics1 mentions
  37. 2025Upregulation versus loss of function of NTRK2 in 44 affected individuals leads to 2 distinct neurodevelopmental disorders.Genetics in medicine : official journal of the American College of Medical Genetics1 mentions
  38. 2025High penetrance and phenotypic landscape of methylenetetrahydrofolate reductase c.665 C>T polymorphism in the absence of folate fortification.Clinical nutrition ESPEN1 mentions
  39. 2025The correlation of intracranial parenchymal calcium score and the severity of neurological clinical presentation in carbonic anhydrase deficiency type 2.Brain & development1 mentions
  40. 2025Further delineation of the SCAF4-associated neurodevelopmental disorder.European journal of human genetics : EJHG1 mentions
  41. 2025Management and outcomes among older adults with generalized epilepsy in routine clinical practice.Epilepsia open1 mentions
  42. 2025EEFSEC deficiency: A selenopathy with early-onset neurodegeneration.American journal of human genetics1 mentions
  43. 2025Truncated SPAG9 as a novel candidate gene for a new syndrome: Coarse facial features, albinism, cataract and developmental delay (CACD syndrome).Genetics and molecular biology1 mentions
  44. 2025Understanding Parental Perspectives on Childhood Hearing Impairment and Timely Interventions.Cureus1 mentions
  45. 2025De Novo Deletion in the 12q24.23q24.31 Chromosomal Region Causing a Neurodevelopmental Syndrome in a Female Saudi Patient: A Case Report.Cureus1 mentions
  46. 2025Dyggve-Melchior-Clausen Syndrome With Celiac Disease: A Rare Entity.Cureus1 mentions
  47. 2025Biotinidase Deficiency: Report of a Tunisian Case With Neuromyelitis Optica-Like Presentation and Review of the Literature.Case reports in neurological medicine1 mentions
  48. 2025Bi-allelic pathogenic variants in TRMT1 disrupt tRNA modification and induce a neurodevelopmental disorder.American journal of human genetics1 mentions
  49. 2025Bi-allelic UGGT1 variants cause a congenital disorder of glycosylation.American journal of human genetics1 mentions
  50. 2025Incidence and risk factors of ocular complications among patients with homocystinuria in Saudi Arabia: a cross-sectional study.Annals of medicine and surgery (2012)1 mentions
  51. 2025A Novel TAF1C Missense Variant Causes Neurodevelopmental Regression via Disrupted Nucleolar Localization and Nucleoplasmic Aggregation.Clinical genetics1 mentions
  52. 2025Impact of Ventilation Tubes on Pediatric Otitis Media Outcomes: A Retrospective Study From Saudi Arabia.Cureus1 mentions
  53. 2025Biallelic LGI1 and ADAM23 variants cause hippocampal epileptic encephalopathy via the LGI1-ADAM22/23 pathway.Brain : a journal of neurology1 mentions
  54. 2025HCN2-Associated Neurodevelopmental Disorders: Data from Patients and Xenopus Cell Models.Annals of neurology1 mentions
  55. 2025Early-Onset Movement Disorder Syndrome Caused by Biallelic Variants in PDE1B Encoding Phosphodiesterase 1B.Movement disorders : official journal of the Movement Disorder Society1 mentions
  56. 2025A Report of a Child with SEC31A-Related Neurodevelopmental Disorder.International journal of molecular sciences1 mentions
  57. 2025ADAT3-related neurodevelopmental disorder in 24 new patients with a high frequency of the p.Val144Met and a new founder variant.Scientific reports1 mentions
  58. 2025Biallelic ELOVL1 Variants Are Linked to Hypomyelinating Leukodystrophy, Movement Disorder, and Ichthyosis.Movement disorders : official journal of the Movement Disorder Society1 mentions
  59. 2025Hyperinsulinism-hyperammonemia syndrome associated with GLUD1 gene mutation: a case series.Journal of medical case reports1 mentions
  60. 2025Prevalence of Language Delay in Children Under Five Years of Age in Taif, Saudi Arabia.Cureus1 mentions
  61. 2025Pathogenic TRIM74 Mutation Disrupts Protein Homeostasis and Triggers Proteotoxic Neurodegeneration via Structural Destabilization.ACS chemical neuroscience1 mentions
  62. 2025SHQ1-related hypomyelinating leukodystrophy: A case report with imaging features and a homozygous variant.Radiology case reports1 mentions
  63. 2025A Novel Variant of ARID1B-Related Coffin-Siris Syndrome in a Saudi Girl: A Case Report.Cureus1 mentions
  64. 2025Clinical and Molecular Characterizations of Mitochondrial Disorders: A Tertiary-Care Center Experience.Children (Basel, Switzerland)1 mentions
  65. 2025Recessive Loss of PI4K2A Function Causes a Developmental and Epileptic Dyskinetic Encephalopathy with Prominent Orolingual Dyskinesia.Movement disorders : official journal of the Movement Disorder Society1 mentions
  66. 2025Neonatal diabetes mellitus is a significant feature of COXPD-24 caused by recessive NARS2 variants.Diabetic medicine : a journal of the British Diabetic Association1 mentions
  67. 2025Case Report of Salmonella and HHV-6 Meningitis in an Infant.Pediatric reports1 mentions
  68. 2025Severe Hepatic Injury Due to Dengue Fever Without Warning Signs in a Patient With Intellectual Disability: A Case Report.Cureus1 mentions
  69. 2025Pathogenic UNC13A variants cause a neurodevelopmental syndrome by impairing synaptic function.Nature genetics1 mentions
  70. 2025Multidisciplinary management of nasal and lacrimal drainage disorders in ectrodactyly-ectodermal dysplasia-clefting syndrome.Saudi journal of ophthalmology : official journal of the Saudi Ophthalmological Society1 mentions
  71. 2025Novel PGM1 Mutation in Congenital Disorder of Glycosylation Type 1T: A Case Report of Liver Failure and Myopathy.The American journal of case reports1 mentions
  72. 2025Dental Management of a Child With Temtamy Syndrome: A Case Report.Cureus1 mentions
  73. 2025Webb-Dattani syndrome in a 17-year-old girl.Endocrinology, diabetes & metabolism case reports1 mentions
  74. 2025Tatton-Brown-Rahman Syndrome Due to a Novel DNMT3A Variant Presenting With Autism, Attention-Deficit/Hyperactivity Disorder (ADHD), and Regression: A Saudi Case Report.Cureus1 mentions
  75. 2025Bruton's Agammaglobulinemia: Case Series and Literature Review From King Fahad Central Hospital, Jizan, Saudi Arabia.The American journal of case reports1 mentions
  76. 2025Clinical Utility of Whole-Exome Sequencing in a Consanguineous Family with UNC80-related Neurodevelopmental Disorder: A Case Series and Review of the Literature.Cureus1 mentions
  77. 2025Case Report: Hyperprolinemia type II in a child with autism spectrum disorder and ALDH4A1 gene variant in a consanguineous family.Frontiers in pediatrics1 mentions
  78. 2025Effectiveness of Early Intervention Programs for Young Children with Global Developmental Delay: A Systematic Review :Galen medical journal1 mentions
  79. 2024Variable phenotype of a null PPP1R13L allele in children with dilated cardiomyopathy.American journal of medical genetics. Part A1 mentions
  80. 2024TRAPPC6B biallelic variants cause a neurodevelopmental disorder with TRAPP II and trafficking disruptions.Brain : a journal of neurology1 mentions
  81. 2024Identification of novel homozygous variants in FOXE3 and AP4M1 underlying congenital syndromic anophthalmia and microphthalmia.The journal of gene medicine1 mentions
  82. 2024"Progressive myoclonic ataxia and developmental/epileptic encephalopathy associated with a novel homozygous mutation in TCN2 gene".Molecular genetics & genomic medicine1 mentions
  83. 2024Hypomorphic variants of SEL1L-HRD1 ER-associated degradation are associated with neurodevelopmental disorders.The Journal of clinical investigation1 mentions
  84. 2024Bi-allelic ACBD6 variants lead to a neurodevelopmental syndrome with progressive and complex movement disorders.Brain : a journal of neurology1 mentions
  85. 2024Neurological manifestations in PMM2-congenital disorders of glycosylation (PMM2-CDG): Insights into clinico-radiological characteristics, recommendations for follow-up, and future directions.Genetics in medicine : official journal of the American College of Medical Genetics1 mentions
  86. 2024Novel Homozygous Variants of SLC13A5 Expand the Functional Heterogeneity of a Homogeneous Syndrome of Early Infantile Epileptic Encephalopathy.Pediatric neurology1 mentions
  87. 2024Developmental epileptic encephalopathy in DLG4-related synaptopathy.Epilepsia1 mentions
  88. 2024Biallelic NUDT2 variants defective in mRNA decapping cause a neurodevelopmental disease.Brain : a journal of neurology1 mentions
  89. 2024Bi-allelic variants in CEP295 cause Seckel-like syndrome presenting with primary microcephaly, developmental delay, intellectual disability, short stature, craniofacial and digital abnormalities.EBioMedicine1 mentions
  90. 2024Vagus nerve stimulation in medically refractory epilepsy: Adverse effects and clinical correlates.Neurosciences (Riyadh, Saudi Arabia)1 mentions
  91. 2024KCTD7-related progressive myoclonic epilepsy: Report of 42 cases and review of literature.Epilepsia1 mentions
  92. 2024Childhood-related neural genotype-phenotype in ATP1A3 mutations: comprehensive analysis.Genes & genomics1 mentions
  93. 2024Vitamin D-binding protein deficiency: an underrecognized Mendelian disorder of vitamin D metabolism.Human genetics1 mentions
  94. 2024Carbonic Anhydrase II Deficiency: Unusual Presentation of the Arabic Mutation. A Case Report.Global pediatric health1 mentions
  95. 2024Loss of symmetric cell division of apical neural progenitors drives DENND5A-related developmental and epileptic encephalopathy.medRxiv : the preprint server for health sciences1 mentions
  96. 2024Expanding the phenotype of PPP1R21-related neurodevelopmental disorder.Clinical genetics1 mentions
  97. 2024Clinical and molecular characterization of patients with YWHAG-related epilepsy.Epilepsia1 mentions
  98. 2024A missense variant in the PACS2 gene cause Epileptic Encephalopathy and seizures in Saudi family.Pakistan journal of medical sciences1 mentions
  99. 2024Incidental Finding of MEGDEL Syndrome at a Tertiary Care Center in Saudi Arabia.Cureus1 mentions
  100. 2024Splice site recognition - deciphering Exon-Intron transitions for genetic insights using Enhanced integrated Block-Level gated LSTM model.Gene1 mentions