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Test Code QNATL Qnatal(TM) Advanced

Specimen Required

10 mL whole blood collected in (x2) each of two separate Streck cell-free (black/tan tiger-top)

Specimen Minimum Volume

8 mL (x2)

Specimen Stability

Room temperature: 7 days Refrigerate: Unacceptable Frozen: Unacceptable

Report Available

6-8 days

Method Name

Next Generation Sequencing 

This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.

Collection Container / Tube

Preferred: Streck cell-free (black/tan tiger -top)
Other Acceptable Container: None

Transport / Storage Conditions

Room temperature

Special Instructions

Do not draw before 10 weeks gestation.
Use Streck tubes only. Volume 20 mL (16 mL minimum) 
whole blood collected in two Streck cell-free (black/tan tiger top) glass tubes (10 mL in each tube).

Reference Values

See Laboratory Report

Day(s) Performed


CPT Codes


Alias/See Also