Chromosome 13q33-Q34 Deletion Syndrome, also known as monosomy 13q34, is related to growth hormone deficiency and distal duplication 5q. An important gene associated with Chromosome 13q33-Q34 Deletion Syndrome is DEL13Q33Q34 (Chromosome 13q33-Q34 Deletion Syndrome). Affiliated tissues include eye and heart, and related phenotypes are global developmental delay and abnormal facial shape