A Single Source for Joint Infection Diagnosis.*

A timely, accurate diagnosis of joint infection is critical to developing a patient treatment plan. Through our laboratory facility, CD Laboratories, we offer a comprehensive panel of tests to aid in the diagnosis of joint infection with a single joint aspiration - with a streamlined sample submission process and results typically available within 24 hours of receipt at laboratory.
* Final patient diagnosis responsibility lies with the medical professional


  • Infection Diagnostics


  • Revision Knee 
  • Revision Hip

Tested over

200,000 specimens

at CD Labs since 2014

One of the

largest databases

of synovial fluid testing in the world.

Product Features

One Stop Comprehensive Aid in PJI Diagnosis

Combines common standard of care (SoC) tests with proprietary tests only offered by Zimmer Biomet; Synovasure Alpha Defensin ELISA, Synovasure Microbial Identification*, Synovasure Neutrophil Elastase

 *Synovasure Microbial Identification is not available in New York State.


Integrity Assessments on All Specimens

Every specimen is tested for Absorbance at 280nm (A280) and Red Blood Cell Count to ensure the specimen is not diluted by added fluid (saline or contrast) or blood.


Fulfills Industry-Developed Criteria

Panel includes tests that fulfill MSIS, ICM and EBJIS criteria.12-14


Easy-to-Read Results Report in 24 Hours

Providers receive an easy-to-read report typically within 24-hours of receipt at CD Laboratories, except culture. Cultures are held for 7 days (14 for shoulder specimens).



Synovasure® Comprehensive Infection Laboratory Test Panels

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What is Alpha Defensin?

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Synovasure® Microbial ID Test

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Synovasure® Diagnostics Product Offerings

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Additional Information

Tailored resources for your patients.

Find videos, articles, and interactive content to guide your patients throughout their surgical journey on ReadyPatient.com, our dedicated patient recovery site.