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0098974
Angiotensin Converting Enzyme, CSF
ACE CSF
Ordering Recommendation
Use to support a diagnosis of neurosarcoidosis. May be used to evaluate treatment response.
New York DOH Approval Status
This test is New York state approved.
Specimen Required
Patient Preparation
Collect
CSF.
Specimen Preparation
Transfer 1 mL CSF to an ARUP standard transport tube. (Min: 0.5 mL)
Storage/Transport Temperature
Frozen.
Unacceptable Conditions
CSF containing gadolinium-based contrast agents. Hemolyzed or xanthochromic specimens.
Remarks
Stability
Ambient: 4 hours; Refrigerated: 1 week; Frozen: 6 months
Methodology
Quantitative Spectrophotometry
Performed
Mon, Wed, Fri
Reported
1-5 days
Reference Interval
0.0-2.5 U/L
Interpretive Data
Compliance Category
Laboratory Developed Test (LDT)
Note
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.
Hotline History
N/A
CPT Codes
82164
Components
| Component Test Code* | Component Chart Name | LOINC |
|---|---|---|
| 0098974 | Angiotensin Convert Enzyme CSF | 12480-0 |
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
- ACE
Angiotensin Converting Enzyme, CSF
