accurate results

Results returned within an average of
3 business days - free of charge


detection rate

99.5% detection rate for trisomy 21
in published studies


false-positive rate

Only 0.06% for trisomy 21


success rate

Only 1.6% of samples cannot be analyzed on the first attempt;
only 0.6% after a second attempt.


Highly qualified medical team
for diagnosis and advice


Safe Method.

Secure Result.

The Harmony® Test performed by Cenata

The Harmony® Test can reliably detect the risk of the chromosomal disorders trisomy 21, trisomy 18, trisomy 13 as well as X- and Y-chromosomal disorders. All aspects of the Harmony® Test are carried out in the Cenata laboratories in Germany according to german and european standards of quality and data protection.

Advantages of the Harmony® Test

  • Short throughput time of average 3 working days

  • Excellent clinical validation in clinical studies with more than 22,000 patients

  • Over one million tests performed in more than 100 countries

  • Excellent detection rate of 99.5% for trisomy 21

  • Very low false positive rate of 0.06% for trisomy 21

  • Affordable price

  • Feasibility under heparin treatment

Latest News

National holiday on May 1

Please be advised that our laboratory is closed on May 1 due to a national holiday. We apologize for any inconvenience that this public holiday causes to the timeliness of your test and results.

Sex determination in twin pregnancies

The Harmony® Test is now able to determine fetal sex in twin pregnancies. This breakthrough has been achieved through refinements of the Harmony® Test’s specialized analyzing algorithm (“FORTE”). For the sex determination the test detects sequences of the Y chromosome in the cell-free DNA. If DNA from the Y chromosome is detected in maternal blood […]

Procedure of the Harmony® Test

Genetic counseling

Patient requests the Harmony® Test and gets a genetic counseling by obstretician or human geneticist

Blood sample

Blood sample is taken and the order form is filled out by the physician and the patient


Blood sample and order form are shipped to us

Test performance

Test is carried out, the data is analyzed and the findings are compiled

Receipt of report

Physician reports the findings to the patient including genetic counseling

© 2016 Roche Diagnostics and Cenata GmbH. All rights reserved. Cenata® and the Cenata-Logo are registered trademarks of Cenata GmbH. HARMONY® is a registered trademark of Roche. All other trademarks are the property of their respective owners.