Addendum to: Genetics in Medicine 12:742–745 (2010) https://doi.org/10.1097/GIM.0b013e3181f8baad, published online 18 October 2010.

This document was reaffirmed by the ACMG Board of Directors as of 27 April 2020 with the following addendum:

We suggest the following considerations in reaffirming this document:

  1. 1.

    Since this document no longer meets the criteria for an evidence-based practice guideline by the College, it has been reclassified as a Clinical Practice Resource.

  2. 2.

    Technical information for array-based testing may be referenced at the ACMG Standards and Guidelines for constitutional cytogenomic microarray analysis, including postnatal and prenatal applications: revision 2013.1