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Clinical System Name
Miscellaneous Test
Synonyms
Tonocard
Sample Requirements
Specimen: Whole Blood
Container(s): Dark Green/Sodium Heparin or Red Top
Preferred Vol: 3 mL
Minimum Vol: 0.3 mL
Note: A trough level is recommended for this test.
Processing Instructions
Reject due to:
Spin: Y
Aliquot: Y
Temp: 2 - 4 C
Storage location: CPA refrigerator send-outs rack
Off-site collection:
Stability
| Specimen Type | Temperature | Time |
|---|---|---|
| Serum or plasma | Room temp | N |
| Refrigerated | Y | |
| Frozen | Y |
Availability
| STAT | Performed | TAT |
|---|---|---|
| N | Daily | 3 - 5 d |
Performing Laboratory
Medtox Laboratories
Department
Department:
Medtox Laboratories
402 West County Road D
St Paul, MN 55112
Phone Number: (800) 832-3244
CPT Codes
82542
Methodology
Method: LC/MS/MS
Analytical Volume:
Limitations:
Reference Range
| uG/mL | |
| Range | 4.0 - 10.0 |
| Critical Value | 11.0 |
| Reporting Limit | 0.4 |
Send Out Instructions
| Reference Test Name: | None specified |
| Reference Test Number: | 121 |
| Instructions: | Send out Mon - Thurs overnight via FedEx using a Medtox requisition and a Medtox paid airbill. |