Synovasure, Synovial Fluid ELISA (bloody or hemolyzed specimen that is inadequate for LFA assay)

Abbrev Code:XMISC   
Order Code:LAB4909Order Name:Laboratory Miscellaneous Order
Order Instructions:For fluid specimens that are too bloody or hemolyzed and therefore inadequate for the more rapid Synovasure LFA test (code LAB6665).
Synonyms:Alpha Defensin; Periprosethetic Joint Infection; PJI
Methodology:Enzyme linked immunosorbent assay
CPT Codes: 83516 x1, 83140 x1
Test Includes:Alpha Defensin on synovial fluid
Turnaround Time:Specimens are sent to the reference laboratory Mon-Fri.
Special Instructions:This test should only be used for patients with total joint prothesis. Completed test requisition form must accompany specimen.
Associated Links:

Synovasure Request Form

Collection Instructions

Specimen:Synovial Fluid
Optimal Volume:1 mL
Minimum\Peds Volume:0.5 mL
Container:Plastic leakproof container, sterile
Collection Instructions:Specimen source and type of joint are required. If not obtained from a prosthetic joint, testing will be cancelled.
Causes for Rejection:If not obtained from a prosthetic joint, testing will be cancelled.

Processing and Shipping

Specimen Processing:Do not process. Transport specimen in the original collection container. Indicate specific collection site on collection container. Separate specimens must be submitted when multiple tests are ordered. Store in refrigerator.
Shipping Instructions:Ship specimen in provided kit, preferably same day of collection.
Stability:5 days
Test Performed at or Referral Lab Lab Sendouts  (CD Diagnostics)
Referral Lab number:Alpha Defensin ELISA for PJI


Reference Range:By report.
Use:The Synovasure PJI Alpha Defensin Test for Periprosthetic Joint Infection is intended to be used as an adjunct to current diagnostic methods in the diagnosis of periprosthetic infection. (PJI). 

Click HERE to Report test errors or omissions.
*If no email program is associated with this computer, please contact: for TestID: 7003"