CHROMOSOME ANALYSIS, BLOOD, CONGENITAL DISORDERS

Test Documentation
Specimen Required
Draw blood in a green sodium heparin tube. Send 5.0 mL whole blood (3.0 mL minimum) room temperature. Completed Warde Medical Laboratory Cytogenetics Test Requisition Genetic Disorders required.

Rejection Criteria
Lithium heparin or frozen samples

Methodology
Cultures, staining and other techniques when required

Stability
Room Temperature: 48 hours; Refrigerated: 48 hours; Frozen: Unacceptable

Reference Range
Interpretive report

Performed
Monday-Saturday

Turnaround Time4-10 days
Test CodeCHR
CPT-4 Code (s)
88230, 88262
LOINC Codes
29770-5

Warde
Medical
Laboratory