Figure 2From: Seizures as the first manifestation of chromosome 22q11.2 deletion syndrome in a 40-year old man: a case reportResult of FISH analysis using LSI probe (TUPLE 1) from DiGeorge/velocardiofacial syndrome critical region. TUPLE 1 (HIRA) probe was labeled in Spectrum Orange and Arylsulfatase A (ARSA) in SpectrumGreen as control. Absence of the orange signal indicates deletion of the TUPLE 1 locus at 22q11.2.Back to article page