National Center for Advancing and Translational Sciences Genetic and Rare Diseases Information Center, a program of the National Center for Advancing and Translational Sciences

Chromosome 2q deletion



Other Names:
Deletion 2q; Monosomy 2q; 2q deletion; Deletion 2q; Monosomy 2q; 2q deletion; 2q monosomy; Partial monosomy 2q See More
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Chromosome 2q deletion is a chromosome abnormality that occurs when there is a missing copy of the genetic material located on the long arm (q) of chromosome 2. The severity of the condition and the signs and symptoms depend on the size and location of the deletion and which genes are involved. Features that often occur in people with chromosome 2q deletion include developmental delay, intellectual disability, behavioral problems, and distinctive facial features.[1] Most cases are not inherited, but people can pass the deletion on to their children. Treatment is based on the signs and symptoms present in each person.
Last updated: 5/13/2015

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Organizations Supporting this Disease


These resources provide more information about this condition or associated symptoms. The in-depth resources contain medical and scientific language that may be hard to understand. You may want to review these resources with a medical professional.

Where to Start

In-Depth Information

  • PubMed is a searchable database of medical literature and lists journal articles that discuss Chromosome 2q deletion. Click on the link to view a sample search on this topic.

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  1. Chromosome 2. Genetics Home Reference. April 2009; http://ghr.nlm.nih.gov/chromosome/2.