单词	thromboplastin
释义	thromboplastin /ˌθrɒmbə(ʊ)ˈplastɪn / noun [mass noun] Biochemistry An enzyme released from damaged cells, especially platelets, which converts prothrombin to thrombin during the early stages of blood coagulation.In the second stage, prothrombin is activated by thromboplastin to make thrombin.... Indicated tests include a complete blood cell count with platelet count, a peripheral blood smear, and prothrombin and activated partial thromboplastin times. The atrial fibrillation group also had more hematologic tests done, including more prothrombin and partial thromboplastin times.
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