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HelpTest Code FACEC Angiotensin Converting Enzyme, CSF
Reporting Name
Angiotensin Convert Enzyme CSFSpecimen Type
CSFSpecimen Required
Container/Tube: Sterile vial
Specimen Volume: 1 mL
Collection Instructions:
1. Transfer 1 mL of spinal fluid to a sterile vial.
2. Send frozen.
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.
Specimen Minimum Volume
0.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| CSF | Frozen (preferred) | 180 days |
| Refrigerated | 7 days |
Reject Due To
| Hemolysis | Reject |
| Xanthochromic specimens (yellow color) | Reject |
| Specimens containing gadolinium-based contrast agents | Reject |
Reference Values
0.0-2.5 U/L
CPT Code Information
82164
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| FACEC | Angiotensin Convert Enzyme CSF | 12480-0 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| FACEC | Angiotensin Convert Enzyme CSF | 12480-0 |
Method Name
Quantitative Spectrophotometry
Secondary ID
57824Clinical Information
Refer to https://ltd.aruplab.com/.