FISH for CBFB/MYH11 Bone Marrow
Test Mnemonic
INV16M
CPT Codes
- 88271 - QTY (2)
- 88275 - QTY (1)
- 88291 - QTY (1)
- 88237 - QTY (1)
Aliases
- FISH for INV16
Performing Laboratory
Cleveland Clinic Laboratories
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 2 - 3 mL | Bone marrow | EDTA (Lavender) | Ambient | Ambient |
Alternate Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 2 - 3 mL | Bone marrow | Sodium heparin (Green) | Ambient | Ambient |
Stability
| Environmental Condition | Description |
|---|---|
| Ambient | 48 hours |
| Refrigerated | Acceptable |
| Frozen | Not acceptable |
Days Performed
4 days per week
Turnaround Time
5 - 7 days
Methodology
| Name | Description |
|---|---|
| Fluorescent In-Situ Hybridization (FISH) |
Clinical Info
To assist in the diagnosis of acute myelocytic leukemia, specifically acute myelomonocytic leukemia. This chromosome abnormality is usually associated with increased number of immature eosinophils in the bone marrow and often with peripheral blood eosinophilia.