Specimen Requirements:CVS: 15-30 mg**Amniotic Fluid: 15-25 cc**Maternal blood sample required: 4-6 ml Sodium HeparinPaternal blood sample recommended:4-6 ml Sodium HeparinTurnaroundtime: 7-10 days depending on specimen size and condition**Smaller specimens may require additional culture time.
UW Cytogenetic ServicesPrenatal Microarray
Comprehensive ArrayAnalysis of whole genome.Maternal cell contamination studies included.
MicroarrayonlyOrder test:890PREC
Tiered Analysis
Array only
TargetedArrayAnalysis limited to knownmicrodeletion/duplication disordersonly.Maternalcell contamination studies included.
2. MicroarrayMicroarray analysisperformed as reflex if chromosome analysis isnormalOrder test: 890PREC, Tiered
Array + Chromosome Analysis
Microarrayanalysis performedat the same time as chromosome analysisOrder Array test:890PREC,Concurrent+Chromosome test (5 cell abridged study):852 (AF) or 857 (CVS)
1. Chromosome analysisOrdertest (standard 20 cell study):850(AF) or 855 (CVS)
MicroarrayonlyOrder test:890PRET
2. MicroarrayMicroarray analysis performed as reflex if chromosome analysis is normalOrder test:890PRET,Tiered
1. Chromosome analysisOrdertest (standard 20 cell study):850(AF) or 855 (CVS)
Tiered Analysis
Array only
Microarray analysis performed at the same time as chromosome analysisOrderArraytest:890PRET,Concurrent+Chromosome test (5 cell abridged study):852 (AF) or 857 (CVS)
Contact information:465 Henry MallMadison, WI 543705Phone: 608-262-0402Fax: 608-265-7818http://www.slh.wisc.edu/clinical/cytogenetics
Array + Chromosome Analysis
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