Test Overview
Test Methodology

ctDNA Detection

Test Usage

Signatera™ is a personalized, tumor-informed assay optimized to detect circulating tumor DNA (ctDNA) for molecular residual disease (MRD) assessment, treatment response monitoring, and early recurrence monitoring.

Reference Range *

Interpretive report provided

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details
Days Set Up
Monday - Friday
Analytic Time

7 - 10 days

Soft Order Code
Reference Laboratory
Special Testing
Specimen Requirements
Collection Instructions

Collect specimen in Streck tubes in the kit, provided to the patient by the clinic for their arrival in blood draw. Send the entire kit to Specimen Processing ambient (including the test requisition and the shipping airbill in the kit)

Normal Volume
20 mL whole blood
Minimum Volume
10 mL whole blood
Storage Temperature
Additional Information

Test performed by Natera Laboratories