Our priority is to ensure the safety and well-being of our patients and residents, and our people.

Emergency department outbreak information >>

Only pre-approved visitors can visit patients at our sites. Please check our COVID-19 information page to learn more about what to expect for your appointment/visit and how to be approved as a visitor. >>

Book an appointment online for COVID-19 testing at one of our Assessment Centres. >>


Text size: a a a

Laboratory Medicine

Test catalogue

Karyotyping

Test Name

Karyotyping (See requisition to specify test)

Na-Hep Tube Specimen Type / Requirements

Container Type = 1 Green Top (Na Hep)

Volume: 0-3 months 1-3 mL

3 months-12 years: 3-6 mL

12 years - adult: 6 mL

Tube must fill to at least ½ or greater of its vacuum capacity

Specimen Handling

Collection Instructions: Collect sample in a green top Sodium Heparin tube.Note: Valid indication(s) required for cytogenetic analysis (see requisition). Write your initials, date and time of collection on the collection label or requisition.

Special Instructions The specimen should be shipped on a Monday to Thursday so that the Laboratory will receive the specimen within 24-48 hours after collection. Ship at room temperature. If there is a delay in the shipping of specimen (i.e.>48 hours), the sample should be placed in the refrigerator and shipped to Laboratory on ice.

Rejection Criteria: Sample not in sodium heparin, Serum, unlabeled or samples of non sufficient quantity.

Stability: Stable at room temperature for 24 - 48hours, refrigerated for 7 Days.

Transportation: Send sample to core lab as soon as possible.

Required Documentation

Turnaround Time (TAT)

4 Weeks

Test Utilization

Reference Value

See Interpretative Report

Test Code

MISCS

Method

G-banding

Testing Location

Referred Out – ON, Canada (ROSK01)

Other Information

Last Updated: April 30, 2020