Crossmatch AHG
| Specialty | Compatibility Testing |
| Test Information | Testing includes ABO/Rh and antibody screen on the recipient performed to confirm ABO compatibility. If antibody screen is negative, and patient meets criteria, an electronic crossmatch is performed. If antibody screen is positive or patient has history of red blood cell alloantibody, an antiglobulin crossmatch is performed and antigen negative units are issued. |
| Sample Requirements | EDTA |
| Requested Volume | 7 ml EDTA (purple top) tube
2 full 7 ml EDTA for Outpatient Transfusion or Preadmission Orders (to avoid re-draw if the patient has antibody that must be identified) |
| Minimum Volume or Pediatric vol | 1-5 years old, 3 ml EDTA; < 1 year old, 2 full 0.5 ml EDTA microtainers |
| Requisition Form | Request for Blood & Blood Components Preadmission Request for Blood |
| Transaction Code | 3015-00 |
| CPT Codes | None available |
| Test Schedule | Monday-Sunday |
| Turn around Time (analytic time) | 1.5 hours, 4 hours, or next day (depending on request) |
| Report/ Results | Compatible |