Microarray, Perinatal samples

Alternative Names/Synonyms	SNP Microarray, SNP, Chromosomal Microarray Analysis, CMA, Genomic Microarray
Laboratory	Diagnostic Medical Genetics
Sub-section	Cytogenetics
Specimen Type	Fresh Unfixed Tissue
Test Code	SNPAR

Ordering Instructions, Requisition

https://www.sinaihealth.ca/media/17581/download?inline

Supporting Documents

Other Information

If sending from outside of the hospital: Email the lab at cytogeneticlab.MSH@sinaihealth.ca with courier name and courier tracking #

Clinical Significance

CNV detection for perinatal diagnostics
Microduplication/deletion syndrome

Specimen Requirements (Sample Type)

Fetal cartilage, fetal skin, fetal umbilical cord, products of conception, villi, or membranes

Specimen Requirements (Volume (mL))

Umbilical cord: 1 cm piece
Skin ,cartilage: 0 .5 cm x 0 .5 cm piece
POC/villi: 25 mg

Specimen Requirements (Tube Type)

Sterile Container
Collection Containers

Collection Requirements

Sterile transport media or saline;
3 to 5 mL of maternal blood in EDTA (lavender) tube must accompany all Products of Conception specimens
(for Maternal Cell Contamination Testing)

Storage / Shipment Details

Do not expose to heat

Sample Stability

Send to lab immediately

Cause for Rejection

Specimen Acceptability and Transport Guidance

Instrument, Methodology

SNP Microarray Infinium CytoSNP850K

Test Availability

Routine; Monday to Friday

Routine Turnaround Time

42 days

Laboratory Contact Information

cytogeneticlab.MSH@sinaihealth.ca

Billing Information

Associated costs will be billed back to the institution

Sample Processing / Delivery

SAMPLE MUST BE RECEIVED FRESH (without formalin fixative)

Funded for patients with OHIP

Yes