Laboratory Website Revision 17

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ACT
15µL blood
No special requirements
Blood
Not applicable POCT

Please see special requirements

Steps Instructions
1 The ACT test is influenced to varying degrees by aprotinin depending on the ACT activator employed.The Celite ACT is artificially prolonged while the kaolin ACT is unaffected.
2 The ACT+ is affected by poor technique including blood collection and the transfer of blood to the sample well.
3 The quality of the blood specimen may be affected by: – Foaming or hemolysis of the sample – Clotted or partially clotted blood – Unsuspected anticoagulation – Lupus anticoagulant