The severity of the condition and the signs and symptoms depend on the size and location of the deletion … This is the deletion of a segment of the short arm of the chromosome of about 25 genes, affecting one of the pair of chromosome 16 in each cell. Individuals born with this syndrome often have delayed development, intellectual disability, and autism spectrum disorder . Most also have at least some features of autism spectrum disorders.

16p11.2 deletion syndrome is a disorder caused by a deletion of a small piece of chromosome 16. The deletion occurs near the middle of the chromosome at a location designated p11.2. Chromosome 16q deletion is a chromosome abnormality that occurs when there is a missing (deleted) copy of genetic material on the long arm (q) of chromosome 16. The severity of the condition and the signs and symptoms depend on the size and location of the deletion … People with 16p11.2 deletion syndrome usually have developmental delay and intellectual disability. These disorders are … Chromosome 16p deletion is a chromosome abnormality that occurs when there is a missing (deleted) copy of genetic material on the short arm (p) of chromosome 16.