Hepatitis A Antibody, IgM
| Sunquest Code: | HAABM | ||
| Epic Code: | LAB798 | Epic Name: | Hepatitis A Antibody IgM |
| Methodology: | Chemiluminescent immunoassay | ||
| Turnaround Time: | Performed Mon-Fri; negative results are reported the same day. | ||
Collection Instructions
| Specimen: | Blood |
| Optimal Volume: | 1 mL |
| Minimum\Peds Volume: | 0.6 mL |
| Container: | Red or gold (gel) (Green (lithium heparin, gel), Purple (EDTA), Red (no gel)) |
| Collection Instructions: | Serum is preferred. EDTA, or heparinized plasma will be accepted. Serum is the only acceptable sample for neonates. |
| Causes for Rejection: | Gross hemolysis, turbidity |
Processing and Shipping
| Specimen Processing: | Within 2 hours of collection, centrifuge and aliquot 0.4 mL, 0.2 mL minimum. |
| Shipping Instructions: | Ship at refrigerated or frozen temperature. |
| Stability: | After separation from cells: Up to 7 days refrigerated. Freeze aliquot sample if stored more than 7 days. |
| Test Performed at or Referral Lab | Specialty Core (UMMC-East Bank) |
Interpretive
| Reference Range: | Non-reactive |
| Use: | In the diagnosis of acute or recent (usually 3 months or less) hepatitis A viral infection. |
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