Neutrophil Antibody Screen
| Abbrev Code: | NEUAB | ||
| Order Code: | LAB3631 | Order Name: | Neutrophil Antibody Screen |
| Synonyms: | Granulocyte Antibody Screen | ||
| Methodology: | Granulocyte agglutination; granulocyte immunofluorescein assay | ||
| CPT Codes: | 86021 x2 | ||
| Test Includes: | May include antibody detection, antibody identification, direct granulocyte associated Ig testing or antigen typing. | ||
| Turnaround Time: | Specimens are sent to reference laboratory Mon-Fri; results are reported within 10 days. | ||
| Special Instructions: | Provide patient diagnosis, white blood cell count and leukocyte differential on request form. To expedite delivery of specimen to American Red Cross - samples will be shipped out by Blood Bank. | ||
Collection Instructions
| Specimen: | Blood |
| Optimal Volume: | 3 mL |
| Minimum\Peds Volume: | 1.2 mL |
| Container: | Red (no gel) |
| Causes for Rejection: | Gross hemolysis |
Processing and Shipping
| Specimen Processing: | Centrifuge and aliquot 1.5 mL, 0.5 mL minimum. Store in freezer. |
| Shipping Instructions: | Ship on dry ice. A completed request form (or ARC Connect request) must be included with sample. Do not send to Specimen Management. Blood Bank will coordinate delivery directly to American Red Cross. |
| Stability: | Record patient diagnosis, white cell count, and leukocyte differential on the Red Cross request form. |
| Test Performed at or Referral Lab | Lab Sendouts (American Red Cross, North Central Blood Services (ARC)) |
Interpretive
| Reference Range: |
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| Use: | Diagnosis of neonatal alloimmune neutropenia, autoimmune neutropenia, antibody-mediated white cell destruction in work-up of febrile and pulmonary transfusion reactions. |
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