Direct FISH without Karyotyping (Please specify the required FISH probes)

CY0210

Synonym(s):
Specimen Container
Amniotic fluid container / CVS transport Media / Lithium heparin blood tube
Specimen Requirement
Amniotic fluid (5ml) / Chorionic villi (5mg) / Fetal cord blood/ neonate blood (1.0ml)

Sterile techniques must be observed.
Specimen Storage/Transport
Store specimen at room temperature. For after office hours store at 4-8oC in lab reception refrigerator.
 
Transport to laboratory as soon as possible.
Orderable as Urgent? No
Turn Around Time

Interphase cells: 3 working 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 “Karyotyping / Fluorescence In Situ Hybridisation (FISH) for Constitutional Genetic Testing” [85060-FM-MB-103].

Direct FISH probes options are:

• LSI 13

• LSI 21

• CEP 18

• CEP X and CEP Y

FISH results are intended to be reported and interpreted only in conjunction with results from standard cytogenetic analysis, performed concurrently, using the same patient specimen.

For other FISH probes option, please contact the laboratory for probe availability and indicate the type of DNA FISH probes required

Change History Notes

  • 15 Mar 2024 09:00 AM

    ​Updated Specimen requirement and Specimen Container.

  • 05 Mar 2024 12:00 AM

    ​​Updated Consent Form.

  • 04 Jan 2023 12:00 AM

    Updated Specimen Requirement, Specimen Storage / Transport.

  • 29 Oct 2021 12:00 AM

    ​Updated Downtime Form and Consent Form.

  • 29 Sep 2021 11:15 AM

    Updated Specimen Container, Specimen Requirement and Additional Information.

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Last Updated - 28 May 2025