Case Study 3
A third patient has had no prior bleeding complications to date. He is in good health, but a recently performed aPTT test is prolonged. He is not receiving heparin or other anticoagulant therapy and the patient's physician orders a mixing study. The results of the mixing study are as follows:
Initial aPTT | Immediate aPTT mixing study | Incubated aPTT mixing study |
63 sec. (normal range 21-34 seconds) | 26 sec. | 65 sec. |