Array CGH defined interstitial deletion on chromosome 14: a new case

Interstitial deletions of the long arm of chromosome14 are relatively rare. We report a 8.5-year-old girlwith dysmorphic facial features and mental retardationassociated with a de novo interstitial deletion of chromosome14. The comparison between our patient and allpublished patients is reviewed. The genetic investigationshave allowed us to define the critical chromosomal regionand to start an accurate follow-up