AFP - Maternal
Test Mnemonic
AFPMAT
CPT Codes
- 82105 - QTY (1)
Aliases
- Alpha Fetoprotein, Maternal
Performing Laboratory
Cleveland Clinic Laboratories
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 2 mL | Serum | SST (Gold) | Refrigerated | Specimen must be drawn between 15.0 weeks -21.6 weeks gestation. |
Minimum Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.5 mL |
Stability
| Environmental Condition | Description |
|---|---|
| Ambient | 24 hours |
| Refrigerated | 7 days |
| Frozen | 14 days |
Days Performed
Mon - Fri
Turnaround Time
1 - 3 days
Methodology
| Name | Description |
|---|---|
| Chemiluminescence Immunoassay (CLIA) |
Reference Range
| AFP - Maternal | |||||
|---|---|---|---|---|---|
| Sex | Age From | Age To | Type | Range | Range Unit |
| Screen Negative |
Special Info
Submit a Prenatal Screening requisition***All demographic information must be complete
Clinical Info
Assess risk of fetal open neural tube defect.