Array comparative genomic hybridisation-based identification of two imbalances of chromosome 1p in a 9-year-old girl with a monosomy 1p36 related phenotype and a family history of learning difficulties: a case report
2008

Genetic Findings in a 9-Year-Old Girl with Chromosome 1 Imbalances

Sample size: 1 publication Evidence: moderate

Author Information

Author(s): Gregory J Fitzgibbon, Jill Clayton-Smith, Siddharth Banka, Susan J Hamilton, Margaret M Needham, Jonathan K Dore, Jake T Miller, Gareth D Pawson, Lorraine Gaunt

Primary Institution: Regional Cytogenetics Unit, Saint Mary's Hospital, Manchester, UK

Hypothesis

Can array comparative genomic hybridisation identify genetic imbalances associated with clinical phenotypes in a child with learning difficulties?

Conclusion

The study demonstrates that array comparative genomic hybridisation can effectively identify genetic imbalances that may contribute to clinical phenotypes.

Supporting Evidence

  • The girl had a normal karyotype before the aCGH analysis.
  • Two genomic imbalances were identified: a deletion at 1p36.32 and a duplication at 1p32.3.
  • The study highlights the utility of aCGH in identifying genetic causes of clinical features.

Takeaway

This study looked at a girl with learning difficulties and found changes in her genes that might explain her problems. They used a special test to find these changes.

Methodology

Array comparative genomic hybridisation was used to analyze the patient's DNA for chromosomal imbalances.

Limitations

The origin of the chromosomal anomalies could not be determined due to the unavailability of paternal samples.

Participant Demographics

The participant was a 9-year-old Caucasian girl.

Digital Object Identifier (DOI)

10.1186/1752-1947-2-355

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