Cell Free Fetal DNA for HPA 1 and 5

Alternative Names/Synonyms	Fetal genotyping, cffDNA
Laboratory	Core Laboratory & Transfusion Medicine
Sub-section	Transfusion Medicine
Specimen Type	Blood
Test Code	SEND

Ordering Instructions, Requisition

Non-Invasive Fetal Genotyping Sanguin Requisition

Clinical Significance (If applicable)

To determine the human platelet antigen status of the fetus at risk of fetal and neonatal alloimmune thrombocytopenia

Specimen Requirements (Sample Type)

Please see referral lab website for further information

Sanguin Diagnostic Services

Collection Requirements

Send sample Monday to Wednesday before 1:00 PM

Cause for Rejection

Specimen Acceptability and Transport Guidance

Test Availability

Monday - Wednesday

Referral Laboratory

Referred to Sanquin Diagnostic Services, Netherlands

Routine Turnaround Time

Within 14 business days

Laboratory Contact Information

Tel #: 416-586-4502
Fax #: 416-586-8504

Approval Required

Yes - see Ordering Practices section

Ordering Practices

Requires approval from Ministry of Health prior to sending the sample
Ordering physician to submit a request for approval to Ministry of Health

Copy of the approval letter has to be submitted along with the patient samples.
MOH approval for Out of Country testing

Sample Processing / Delivery

Please deliver to the Core Laboratory, 11th Floor