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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.mountsinai.on.ca/care/pathology/laboratory-forms-and-requisitions/cytogenetics-requisition-perinatal
Supporting Documents
Other Information
If sending from outside of the hospital: Email the lab at cytogeneticslab.MSH@sinaihealth.ca with courier name and courier tracking #
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
/SpecimenRequirements/10590_CollectionContainers_L_v3.pdf
Collection Requirements
Sterile transport media or saline;
3 to 5 mL of maternal blood in EDTA (lavender) tube must accompany all POC specimens
(for MCC 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, Low Pass Genome Sequencing
Test Availability
Routine; Monday to Friday
Routine Turnaround Time
42 days
Laboratory Contact Information
cytogeneticslab.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
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