1.0 mL POST EDTA plasma in non-additive transport tube (labeled accordingly).
Test Description
Sample Handling:
• 12 hour fast with one flake of hay left in the stall overnight
• Administer 1 mg of TRH
• Draw sample at exactly 10 min post with EDTA whole blood
• Spin and transfer plasma (lab will not run sample on whole blood)
• Send on ice