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CHROMOSOME ANALYSIS OF PRODUCTS OF CONCEPTION

Synonym(s):

​KARYOTYPE POC

Description

Indications

Specimen Required

​Early gestation (20 - 50mg) placental/fetal tissue and transfer into a sterile tube containing transport medium supplied by the Cytogenetics Laboratory.

Late gestation - Fetal gonads preferred. 
IUD - Placental tissue or fetal gonads preferred.

Storage and Transport

​Pre-rinse all the specimens in sterile transport medium supplied by the Cytogenetics Laboratory or in sterile 0.9% saline solution.

Method

In situ coverslip technique

Test Results

​Normal or Abnormal. If Abnormal, the karyotypic abnormality is described in accordance to the International System for Human Cytogenomic Nomenclature (ISCN, 2016).

Reference Interval / Value

Turnaround Time

​15 ~ 42 days

Day(s) Test Set up

​Monday – Saturday (office hours)

Remarks

​Indicate clearly the clinical indications on the cytogenetics request form or CPOE.

Change History Notes

  • 08 Dec 2015 08:20 AM

    Updated Turnaround Time: 15 ~ 42 days

  • 06 Jul 2017 10:45 AM

    Updated the test result for ISCN, 2013 to ISCN, 2016

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