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HelpTest Code PFAGT Red Cell Antigen Typing
Useful For
Red Cell Antigen Typing is performed to determine the presence of a specific antigen on patient red cells.
This test may be performed as part of antibody identification.
Synonyms/Keywords
Antigen Typing, Rare Factor
Specimen Requirements
| Fasting Required | Specimen Type | Preferred Container/Tube | Acceptable Container/Tube | Specimen Volume | Specimen Minimum Volume (allows for 1 repeat) |
Pediatric Minimum Volume (no repeat) |
|---|---|---|---|---|---|---|
| No | Whole blood | 6 mL EDTA Pink Top Tube (PTT) |
Two 3 mL EDTA Lavender Top Tubes (LTT) 6 ml Red Top Tube (RTT) | 3 mL | 2.5 mL | Two 0.5 mL microcollection tubes |
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Whole blood/serum | Refrigerate | < 14 days old |
Rejection Criteria
| Serum separator tubes (SST) |
|---|
| Frozen samples |
| Hemolyzed samples |
Test Information
To determine the presence of a specific antigen on patient and/or donor red cells.
Reference Range Information
| Performing Location | Reference Range |
|---|---|
| Marshfield | Presence or absence of antigen reported |
Marshfield Labs Performing Department
Marshfield Labs Transfusion Services
Performing Information
| Performing Location | Day(s) Test Performed | Analytical Time | Methodology/Instrumentation |
|---|---|---|---|
| Marshfield | Monday through Sunday | Less than 2 hours | Serological |
CPT Codes
| CPT | Modifier (if needed) |
Quantity | Description | Comments |
|---|---|---|---|---|
| 86905 |
Outreach CPT Codes
| CPT | Modifier (if needed) |
Quantity | Description | Comments |
|---|---|---|---|---|
| 86905 |