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Blood Transfusion Guidelines

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Questions and Answers

What is the minimum recommended time for monitoring and lab capability before removing a tourniquet that has been in place for more than 6 hours?

Close monitoring and lab capability are available.

How should tourniquets be marked according to TCCC guidelines?

With a permanent marker on the tourniquet and the casualty card.

What are the signs of hemorrhagic shock that should be assessed in a casualty?

Altered mental status in the absence of brain injury and/or weak or absent radial pulse.

When is IV or IO access indicated in a casualty?

If the casualty is in hemorrhagic shock or at significant risk of shock, or needs medications but cannot take them by mouth. Signup and view all the answers

What is the preferred gauge for IV access in a casualty?

18-gauge. Signup and view all the answers

When should tranexamic acid (TXA) be administered to a casualty?

If the casualty will likely need a blood transfusion or has signs or symptoms of significant TBI or altered mental status associated with blast injury or blunt trauma. Signup and view all the answers

What is the recommended dose and administration method for tranexamic acid (TXA) in a casualty?

2 gm of TXA via slow IV or IO push as soon as possible but not later than 3 hours after injury. Signup and view all the answers

Why is it important to monitor a casualty for hemorrhagic shock?

To identify and treat shock promptly and prevent further deterioration. Signup and view all the answers

What is the purpose of marking tourniquets and casualty cards?

To track application, reapplication, conversion, and removal times. Signup and view all the answers

When should a casualty be assessed for hemorrhagic shock?

After observing altered mental status in the absence of brain injury and/or weak or absent radial pulse. Signup and view all the answers