CHROMOSOMAL MICROARRAY ANALYSIS
Whole-Genome Copy unique+ SNP Array
	Test Performed At:
		Washington University Cytogenetics Lab
	Specimen Required:
		BOTH EDTA AND SODIUM HEPARIN SAMPLES ARE REQUIRED!
		Collect 4.0 ml (minimum 1.0 mL) of whole blood in a purple-top (EDTA) tube(s) AND 4.0 ml (minimum 1.0 mL) of whole blood in a dark-green (sodium heparin) tube(s). NO GEL TUBES WILL BE ACCEPTED. Please send a complete WU Cytogenetics requisition formwith the samples.
	Laboratory Notes:
		DO NOT SPIN. Send BOTH 4.0 ml (minimum 1.0 mL) EDTA tube AND 4.0 ml (minimum 1.0 mL) Sodium Heparin tube at ambient temperature. Must have completed WU Cytogenetics requisition form sent with samples.
		NOTE:	1.	For specimens collected after the Mon-Fri afternoon pick-up and those collected on weekends, store samples in the refrigerator for pick-up the next day (or Monday morning). If there are any questions about samples, call WU cytogenetics at 48101
	Reference Values:
		An Interpretive report will be provided
	Day(s) Test Set Up:
		Monday – Friday
	Cut-off Time:
	Turn Around Time:
		7-14 days
	CPT Code:
		83890
		83891
		83892 x 3
		83894 x 3
		83896
		83900
		83912
		83914
		88399
	Care Manager Order Name:
		Chromosomal Microarray Analysis
	KIDDOS Order Name:
		Chromosomal Microarray Analysis
	Cerner Order Name:
		Chrom Microarray

Last Updated 03/09