16p11.2p12.2 microduplication syndrome

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Disease Overview

16p11.2p12.2 microduplication syndrome is a rare chromosomal anomaly syndrome resulting from the partial duplication of the short arm of chromosome 16 with a highly variable phenotype typically characterized by developmental/psychomotor delay (particularly of speech), intellectual disability, autism spectrum disorder and/or obsessive and repetitive behavior, behavioral problems (such as aggression and outbursts), dysmorphic facial features (triangular face, deep set eyes, broad and prominent nasal bridge, upslanting or narrow palpebral features, hypertelorism). Additionally, finger/hand anomalies, short stature, microcephaly and slender build are frequently described.


Synonyms

  • 16p11.2 microduplication syndrome
  • 16p11.2-p12.2 microduplication syndrome
  • dup(16)(p11.2p12.2)
  • trisomy 16p11.2p12.2

GARD Disease Summary

The Genetic and Rare Diseases Information Center (GARD) has information and resources for patients, caregivers, and families that may be helpful before and after diagnosis of this condition. GARD is a program of the National Center for Advancing Translational Sciences (NCATS), part of the National Institutes of Health (NIH).

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Orphanet

Orphanet has a summary about this condition that may include information on the diagnosis, care, and treatment as well as other resources. Some of the information and resources are available in languages other than English. The summary may include medical terms, so we encourage you to share and discuss this information with your doctor. Orphanet is the French National Institute for Health and Medical Research and the Health Programme of the European Union.

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