Fig. 3From: Disorders of sex development in Wolf–Hirschhorn syndrome: a genotype–phenotype correlation and MSX1 as candidate geneFISH analysis with commercial probes (Vysis Wolf–Hirschhorn Region Probe—LSI WHS Spectrum Red/CEP 4 Spectrum Green). the arrow showed the partial deletion of chromosome 4 in patient 1 (a) and patient 2 (b)Back to article page