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Table 2 Changes in three signatures of Sonoclot® analyzer during the operation

From: A case of hemothorax due to traumatic bleeding managed effectively by Sonoclot®-guided blood transfusion

 

SonACT

normal 100–155 s

Clot rate (CR)

normal 9–35

Platelet function (PF)

normal >1.5

Point 1

581

1.5

0.5

Point 2

258

6.5

0.5

Point 3

193

11.3

3.2

  1. Although all signatures of the Sonoclot analyzer, which is a point-of-care monitor of clotting factor and platelet function, showed severe coagulopathy (points 1 and 2), CR and PF, but not SonACT, were in normal ranges after the bleeding had stopped (point 3)