Fig. 1From: Two patients with small chromosome 22q11.21 alterations and central nervous system abnormalitiesDuplication and deletion on 22q11 in presented cases. a 22q11.21 deletion [arr 22q11.21 (18,894,835-19,010,562)x1]. b 22q11.21 duplication [arr 22q11.21 (18,894,835-19,010,562)x3]Back to article page