CytoScan 750K Assay | KK Women's and Children's Hospital

Specimen Container	EDTA Tube Sterile container with CV/POC transport media (To be obtained from Cytogenetics Laboratory)
Specimen Requirement	Parental / Familiar Microarray 1. 3 mL Peripheral blood in EDTA Tube OR Product of Conception (POC) 1. For termination of pregnancy - amniotic sac, chorionic villi 2. For autopsies - gonads /skin 3. For ectopic / molar pregnancies - any products of conception, fallopian tubes. 4. 3ml EDTA blood from fetus (if applicable) Sterile technique must be observed. Do not put specimen in formalin. Specimen will be processed as received. Please refer to https://www.kkh.com.sg/patient-care/areas-of-care/eLab-book/Pages/cytogenetics.aspx for photo reference guide.
Specimen Storage/Transport	Store specimen at room temperature. For after office hours store at 4-8^oC in lab reception refrigerator. Transport to laboratory as soon as possible.
Orderable as Urgent?	No
Turn Around Time	21 days
Reference Value(s)	-
Testing Laboratory Location	KKH
Laboratory	Cytogenetics
Contact Number	6394 1392
Day and Time Performed	When requested
Orderable on CPOE?	Yes
Downtime Form	LAB Cytogenetics
Additional Information	Consent required. Please fill up Consent form for “Constitutional Genetic Testing (General Genetics)” [85060-FM-MB-101]. DO NOT FREEZE SPECIMEN. Products of Conception (POC) specimens will be entirely processed. No residual tissue will be available for return or subsequent analysis.

Change History Notes

07 Oct 2025 12:30 PM

Updated Consent Form.
15 Sep 2025 01:32 PM

Update downtime form
01 Jul 2025 02:00 PM

Update additional information
05 Mar 2024 12:00 AM

Updated Consent Form and Orderable.
04 Jan 2023 12:00 AM

Updated Specimen Container, Specimen Requirement, Specimen Storage / Transport.
29 Oct 2021 12:00 AM

Updated Downtime Form and Consent Form.

Last Updated - 07 Oct 2025