8p11.2 deletion8p11.2 deletion syndrome8p23.1 deletion8p23.1 deletion syndrome8p23.1 microdeletion syndromeDeletions of the short arm of chromosome 8Distal deletions of the short arm of chromosome 8Monosomy 8p11.2Monosomy 8p23.1Proximal deletions of the short arm of chromosome 8