Table 1.

aCGH on the primary case and four cases from other institutions. aCGH was performed as described in Materials and Methods. A small number of gains and losses were identified in three of the five cases, including copy number alterations at 11q13.

Array comparative genomic hybridization (aCGH)
Case #	Losses		Gains
1	2q14	11q13	22q11.23
	2q33‐q34	11q22.3
	9p11.2	13q14
	9p21	17q21
2	1p36		18p11.32
	11p15.5
	11q13
3	None		None
4	Failed		Failed
5	None		11p15.5
			11q13.5‐q14
			15q26.1