Gray Matter - DO NOT USE
Test Mnemonic
GRYMTR
CPT Codes
- 11111 - QTY (1)
- 22222 - QTY (2)
- 33333 - QTY (3)
Aliases
- grey
Includes
- Brain tissue
Performing Laboratory
Cleveland Clinic Laboratories
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.5 mL | Aspirate(s) | 1 CSF Tube 1 Gold (SST) | Ambient | Ambient or Frozen | Ext |
Alternate Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.5 mL | Aspirate(s) | 1 CSF Tube 1 Gold (SST) | Ambient | Ambient or Frozen | Alt |
Minimum Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.21 mL | Min |
Stability
| Environmental Condition | Description |
|---|---|
| Refrigerated | Rank 1 |
| Ambient | Rank 2 |
| Frozen | Rank 3 |
Days Performed
1 day per month
Turnaround Time
0 - 5 days
Methodology
| Name | Description |
|---|---|
| Alcohol Dehydrogenase |
Reference Range
| 7-Aminoclonazepam | |||||
|---|---|---|---|---|---|
| Sex | Age From | Age To | Type | Range | Range Unit |
| cutoff 1 ng/g |
Special Info
Special Info
Clinical Info
Clinical Info
Clinical Limitation
Clinical Limitations
Clinical Reference
Clinical Reference