Angiotensin Converting Enzyme, CSF

Abbrev Code:ACEC   
Order Code:LAB4376Order Name:Angiotensin Converting Enzyme, CSF
Synonyms:ACE, CSF
CPT Codes: 82164 x1
Turnaround Time:Specimens are sent to reference laboratory Mon-Sat; results are reported within 1-5 days.
Special Instructions:Gadolinium contrast agents have been reported to inhibit ACE activity Therefore, CSF containing gadolinium-based contrast agents should not be submitted to the laboratory for evaluation.

For tests developed and validated by ARUP (previously referred to as Compliance Statement B, C or D). This test was developed and its performance characteristics determined by ARUP Laboratories. It has not been cleared or approved by the U.S. Food and Drug Administration. This test was performed in a CLIA certified laboratory and is intended for clinical purposes.

Collection Instructions

Optimal Volume:1 mL
Minimum\Peds Volume:0.5 mL
Container:CSF Tubes
Alternate Containers: Plastic leakproof container, sterile
Causes for Rejection:CSF containing gadolinium-based contrast agents. Hemolyzed or xanthochromic specimens.

Processing and Shipping

Specimen Processing:Separate from cells within 1 hour of collection if red blood cells are present. Transfer 1 mL; 0.5 mL minimum, into an ARUP transport tube. Store frozen.
Shipping Instructions:Ship on dry ice.
Stability:4 hours at room temperature; 1 week refrigerated;  6 months frozen.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:98974


Reference Range:0.0-2.5 U/L
Use:Support diagnosis of neurosarcoidosis. May be used to evaluate treatment response.

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