--- Query Results --- | |||
| Organization: | Alberta Precision Laboratories | ||
| Message Alert: | PLEASE NOTE: This Test Directory is in an interim state and due to changes pertaining to the DynaLIFE transition, performing site for routing has not been updated. Please refer to Laboratory Information System for appropriate routing. | ||
| Test Name/Synonym: | Paroxysmal Cold Hemoglobinuria (Donath Landsteiner, PCH, anti-P) | ||
| Clinical Indications: | This test is performed to diagnose Paroxysmal Cold Hemoglobinuria (PCH) | ||
| Ordering Alert: | Pre-approval by a TM physician required. Appointment required. | ||
| Collection Alert: | Collected at testing sites only. Pre-warm collection tube to 370C. | ||
| Shipping and Handling Alert: | Maintain at 370C until serum is separated from cells. | ||
| LABID (Connect Care): | LAB4321 | ||
| Test Code: | CALGARY ZONE: DON LAN | ||
| Specimen Type: | Blood | ||
| Specimen Source: | Venous | ||
| Primary Container: | Red No Gel | ||
| Minimum Collection Volume: | 8 mL | ||
| Specimen Collection Requirements: | Warm tubes to 370C for 30 min prior to collection. Collect three x 4 mL or two x 6mL tubes. | ||
| Stability and Storage: | Stored refrigerated 7 days | ||
| Processing: | Allow to clot for 1 hour at 37ºC. Spin in a warm serological centrifuge if available and separate serum immediately. | ||
| Method and Interpretation of Results: | A positive result indicates a hemolysis pattern consistent with Anti-P (Donath Landsteiner antibody), which is an autoantibody found in the serum of patients with Paroxysmal Cold Hemoglobinuria (PCH). | ||
| Testing Schedule: | Available Monday-Friday (except holidays), daytime only | ||
| Reference Interval: | Negative | ||
| Testing Area: | Transfusion Medicine | ||
| Performing Site: | Foothills Medical Centre Royal Alexandra Hospital University of Alberta Hospital | ||
| Additional Test Information: | Physicians should prearrange collection and testing through Transfusion Medicine. | ||
| Last Updated On: | Tuesday, August 4, 2020 | ||
