Ring chromosome 9 syndrome

Ring chromosome 9 syndrome is an autosomal anomaly characterized by variable clinical features, most commonly including developmental delay, some degree of intellectual disability, facial dysmorphism, microcephaly, congenital heart anomalies, and variable genital, limb and skeletal anomalies.



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Total: 13 (papers)

  


(per page)
Matched Phenotype  Gene  Mutation  MeSH
Rank
(Similarity)
PMID
(PMCID)
1
(62.1%)
24551976
Ring chromosome 9 in a newborn.
Aldemir O, Celik IH, Karaer K, Ceylaner G.
Genet Couns. 2013;24(4):357-60.
Small face Micrognathia Broad eyebrow
Chromosomes, Human, Pair 9 Homo sapiens Infant, Newborn Male Ring Chromosomes
2
(57.8%)
10486077
Ring chromosome 9 with a 9p22.3-p24.3 duplication.
Seghezzi L, Maraschio P, Bozzola M, Maserati E, Tupler R, Marchi A, Tiepolo L.
Eur J Pediatr. 1999;158(10):791-3.
Trigonocephaly Micrognathia
Chromosomes, Human, Pair 9 Females Homo sapiens Infant, Newborn Phenotype Ring Chromosomes
3
(47.5%)
23633410
Ring chromosome 9 in a girl with developmental delay and dysmorphic features: case report and review of the literature.
la Cour Sibbesen E, Jespersgaard C, Alosi D, Bisgaard AM, Tumer Z.
Am J Med Genet A. 2013;161A(6):1447-52.
Trigonocephaly Long philtrum
Chromosome Deletion Chromosomes, Human, Pair 9 Congenital Heart Defects Craniofacial Abnormalities Craniosynostosis Developmental Disabilities Females Fluorescent in Situ Hybridization Homo sapiens Infant, Newborn Intellectual Disability Ring Chromosomes
4
(41.7%)
17526969
Ring chromosome 9 in a dysmorphic child.
Sheth J, Joshi R, Sheth F.
Indian J Pediatr. 2007;74(5):507-8.
Microcephaly Protruding tongue
Chromosomes, Human, Pair 9 Developmental Disabilities Homo sapiens Infant Male Ring Chromosomes
5
(39.0%)
3265311
[Ring chromosome 9. Case report and review of the literature].
Manouvrier-Hanu S, Turck D, Gottrand F, Savary JB, Loeuille GA, Deminatti MM, Farriaux JP.
Ann Genet. 1988;31(4):250-3.
Microcephaly
Chromosomes, Human, Pair 9 Females Homo sapiens Ring Chromosomes
5
(39.0%)
939548
Mental retardation and congenital malformations associated with a ring chromosome 9.
Nakajima S, Yanagisawa M, Kamoshita S, Nakagome Y.
Hum Genet. 1976;32(3):289-93.
Microcephaly
Child, Preschool Chromosome Aberrations Chromosomes, Human, 6-12 and X Cytogenetics Homo sapiens Intellectual Disability Male
7
(4.0%)
29760778
(5941566)
Loss of DMRT1 gene in a Mos 45,XY,-9[8]/46,XY,r(9)[29]/47,XY,+idic r(9) 2[1]/46,XY,idic r(9)[1]/46,XY[1] female presenting with short stature.
Marsudi BA, Kartapradja H, Paramayuda C, Batubara JRL, Harahap AR, Marzuki NS.
Mol Cytogenet. 2018;11:28.
Intellectual disability
DMRT1
7
(4.0%)
27222354
Ring Chromosome 9 and Chromosome 9p Deletion Syndrome in a Patient Associated with Developmental Delay: A Case Report and Review of the Literature.
Sivasankaran A, Kanakavalli MK, Anuradha D, Samuel CR, Kandukuri LR.
Cytogenet Genome Res. 2016;148(2-3):165-73.
Seizure
Child, Preschool Chromosome Deletion Chromosomes, Human, Pair 9 Congenital Heart Defects Developmental Disabilities Face Females Fluorescent in Situ Hybridization Gene Deletion Genetic Association Studies Homo sapiens Male Mosaicism Ring Chromosomes Seizures Syndrome
7
(4.0%)
25722017
Prenatal diagnosis of a female fetus with ring chromosome 9, 46,XX,r(9)(p24q34), and a de novo interstitial 9p deletion.
Penacho V, Galan F, Martin-Bayon TA, Mayo S, Manchon I, Carrasco A, Martinez-Castellano F, Alcaraz LA.
Cytogenet Genome Res. 2014;144(4):275-9.
Intrauterine growth retardation
Adult Chromosome Aberrations Chromosome Deletion Chromosomes, Human, Pair 9 Craniofacial Abnormalities Females Fetal Growth Retardation Fetus Homo sapiens Pregnancy Ring Chromosomes
7
(4.0%)
17054004
Laparoscopy for impalpable testis: classification-based management.
El-Anany F, Gad El-Moula M, Abdel Moneim A, Abdallah A, Takahashi M, Kanayama H, El-Haggagy A.
Surg Endosc. 2007;21(3):449-54.
Vanishing testis
Adult Child Child, Preschool Cryptorchidism Follow-Up Studies Homo sapiens Laparoscopy Male Orchiectomy
        

Phenotype(s) retrieved from Orphanet

    Total: 0

HPO ID Term Frequency


Phenotype(s) retrieved from case reports

    Total: 16

HPO ID Term # of case reports
HP:0000243 Trigonocephaly 2
HP:0000252 Microcephaly 2
HP:0000347 Micrognathia 2
HP:0000274 Small face 1
HP:0000369 Low-set ears 1
HP:0000470 Short neck 1
HP:0000601 Hypotelorism 1
HP:0000998 Hypertrichosis 1
HP:0001508 Failure to thrive 1
HP:0002020 Gastroesophageal reflux 1
HP:0004322 Short stature 1
HP:0010808 Protruding tongue 1
HP:0011229 Broad eyebrow 1
HP:0012245 Sex reversal 1
HP:0012870 Vanishing testis 1
HP:0030084 Clinodactyly 1


Causative gene(s) retrieved from Orphanet

    Total: 0

Gene Symbol Gene Name Entrez Gene ID