KK Women's and Children's Hospital will NEVER ask you to transfer money over a call. If in doubt, call the 24/7 ScamShield helpline at 1799, or visit the ScamShield website at www.scamshield.gov.sg.

Closure of Cavenagh Slip Road

Due to the North-South Corridor (NSC) construction, the Cavenagh slip road will be closed from 20 June 2026. KKH@Halifax remains accessible via alternative routes. Click here for more information.

Whole Exome Sequencing (WES)

DNA201 WES (Trio) & DNA202 WES (Proband Only)

Synonym(s):
Specimen Container

EDTA tube

Specimen Requirement

Whole Blood EDTA
Adult / Paediatric: 3 mL (x2) each (Proband and parents for DNA201) or 3mL (x2) (Proband only for DNA202)

Consent and pre-test genetic counselling are mandatory. If opt in for Secondary Findings Add-on Analysis, please obtain patient consent for return of secondary findings.

Please do not share specimen with other labs.

Specimen Storage/Transport

Transport at room temperature immediately after sample collection. Please refer to the Specimen Collection and Shipping Requirements in the Test Information Leaflet for details.

Orderable as Urgent?

No

Turn Around Time

4 months

Reference Value(s)

-

Testing Laboratory Location

KKH

Laboratory

DNA Diagnostic and Research Lab (DDRL)

Contact Number

6394 1395 / 6394 1396 | DDRL@kkh.com.sg

Day and Time Performed

Mon – Fri, 0830-1730 hrs, excluding public holidays

Orderable on CPOE?

 No

Downtime Form 1

WES Request Form

Downtime Form 2

Consent form for Constitutional Genetic Testing (General Genetics)

Additional Information

The request form may be retrieved from the website or by calling DDRL at 6394 1395 / 6394 1396. Please refer to the Information Leaflet for Clinical Diagnostic Whole Exome Sequencing for further details.

Last Updated - 26 Aug 2026