CDKN1C and fetal growth restriction: Brioude et al. investigated a large cohort of patients with RSS without molecular cause published in 2013 and described a novel CDKN1C mutation (c.836G>[G:T} p.Arg279Leu) in a large French family causing RSS‐like phenotype (IUGR, relative macrocephaly, short stature with normal adrenal function) with no evidence of IMAGe.