GATA2 and myelodysplastic syndrome: Interestingly, in childhood MDS, these cytogenetic events occur more frequently than in sporadic cases with monosomy 7 seen in 37% pediatric and 72% adolescent MDS with germline GATA2 variants (Wlodarski et al., 2016) and der(1;7) is also more prevalent (Kurata et al., 2017; Wlodarski et al., 2016).