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7p22.1 microduplication syndrome

MedGen UID:
1641886
Concept ID:
C4707093
Disease or Syndrome
Synonyms: Dup(7)(p22.1); dup(7)(p22.1); Trisomy 7p22.1; trisomy 7p22.1
SNOMED CT: Trisomy 7p22.1 (764703002); 7p22.1 microduplication syndrome (764703002)
Modes of inheritance:
Autosomal recessive inheritance
MedGen UID:
141025
Concept ID:
C0441748
Intellectual Product
Source: Orphanet
A mode of inheritance that is observed for traits related to a gene encoded on one of the autosomes (i.e., the human chromosomes 1-22) in which a trait manifests in individuals with two pathogenic alleles, either homozygotes (two copies of the same mutant allele) or compound heterozygotes (whereby each copy of a gene has a distinct mutant allele).
 
Monarch Initiative: MONDO:0017792
Orphanet: ORPHA314034

Definition

A rare chromosomal anomaly syndrome, resulting from a partial interstitial micro duplication of the short arm of chromosome 7. The disease has characteristics of intellectual disability, psychomotor and speech delay, craniofacial dysmorphism (including macrocephaly, frontal bossing, hypertelorism, abnormally slanted palpebral fissures, anteverted nares, low-set ears, microretrognathia) and cryptorchidism. Cardiac (patent foramen ovale and atrial septal defect), as well as renal, skeletal and ocular abnormalities may also be associated. [from SNOMEDCT_US]

Term Hierarchy

CClinical test,  RResearch test,  OOMIM,  GGeneReviews,  VClinVar  
  • CROGV7p22.1 microduplication syndrome

Professional guidelines

PubMed

Vergult S, Hoogeboom AJ, Bijlsma EK, Sante T, Klopocki E, De Wilde B, Jongmans M, Thiel C, Verheij JB, Perez-Aytes A, Van Esch H, Kuechler A, Barge-Schaapveld DQ, Sznajer Y, Mortier G, Menten B
Genet Med 2013 Mar;15(3):195-202. Epub 2012 Sep 20 doi: 10.1038/gim.2012.120. PMID: 22995989

Recent clinical studies

Diagnosis

Caselli R, Ballarati L, Vignoli A, Peron A, Recalcati MP, Catusi I, Larizza L, Giardino D
Eur J Med Genet 2015 Nov;58(11):578-83. Epub 2015 Aug 19 doi: 10.1016/j.ejmg.2015.08.003. PMID: 26297194

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