Microarray Testing – SNP Oligo

Chromosomal Microarray (SNP-Oligo)

Test Overview

CPT Code(s)

81229

Methodology

DNA extraction / Hybridization / Data Analysis

Specimen Requirements

Specimen Requirements	PERIPHERAL BLOOD	AMNIOTIC FLUID	BONE MARROW	POC	TUMOR
Container	EDTA	Sterile leak-proof tubes	EDTA	Transport Media / Saline	Transport Media / Saline
Optimal Quantity	3-5 mL	10-20 mL	2-3 mL	Villi / 23 cM tissue	23 cM tissue
Minimum Quantity	2 mL	5 mL	1 mL	Villi / 13 cM tissue	13 cM tissue
Storage	Room Temperature	Room Temperature	Room Temperature	Room Temperature	Room Temperature
	(>8 hrs – refrigerate)	(>8 hrs – refrigerate)	(>8 hrs – refrigerate)	(>8 hrs – refrigerate)	(>8 hrs – refrigerate)
Transport	Avoid freezing or heating over 35oC	Avoid freezing or heating over 35oC	Avoid freezing or heating over 35oC	Avoid freezing or heating over 35oC	Avoid freezing or heating over 35oC
Turnaround time	7-14 days	7-14 days	7-14 days	14-28 days	14-28 days

Turnaround Time

10-14 days