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Specimen Requirements : CVS : 15-30 mg** Amniotic Fluid: 15-25 cc**

UW Cytogenetic Services Prenatal Microarray. Comprehensive Array Analysis of whole genome. Maternal cell contamination studies included. Targeted Array Analysis limited to known microdeletion /duplication disorders only. Maternal cell contamination studies included. Tiered Analysis.

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Specimen Requirements : CVS : 15-30 mg** Amniotic Fluid: 15-25 cc**

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  1. UW Cytogenetic Services Prenatal Microarray Comprehensive Array Analysis of whole genome. Maternal cell contamination studies included. Targeted Array Analysis limited to known microdeletion/duplication disorders only. Maternal cell contamination studies included. Tiered Analysis Tiered Analysis Array + Chromosome Analysis Array only Array only Array + Chromosome Analysis Microarray only Order test:890PREC 1. Chromosome analysis Order test (standard 20 cell study): 850 (AF) or 855 (CVS) Microarray only Order test:890PRET Microarray analysis performed at the same time as chromosome analysis Order Array test: 890PREC, Concurrent + Chromosome test (5 cell abridged study): 852 (AF) or 857 (CVS) 1. Chromosome analysis Order test (standard 20 cell study): 850 (AF) or 855 (CVS) Microarray analysis performed at the same time as chromosome analysis Order Array test: 890PRET, Concurrent + Chromosome test (5 cell abridged study): 852 (AF) or 857 (CVS) 2. Microarray Microarray analysis performed as reflex if chromosome analysis is normal Order test: 890PRET, Tiered 2. Microarray Microarray analysis performed as reflex if chromosome analysis is normal Order test: 890PREC, Tiered Specimen Requirements: CVS: 15-30 mg** Amniotic Fluid: 15-25 cc** Maternal blood sample required: 4-6 ml Sodium Heparin Paternal blood sample recommended: 4-6 ml Sodium Heparin Turnaround time: 7-10 days depending on specimen size and condition **Smaller specimens may require additional culture time. Contact information: 465 Henry Mall Madison, WI 543705 Phone: 608-262-0402 Fax: 608-265-7818 http://www.slh.wisc.edu/clinical/cytogenetics

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