Tips for a successful blood draw for a radiolabeled white blood cell study

The White Blood Cell labeling process is one of the most critical, complicated, and time-consuming of any procedure we perform at the pharmacy. It is also one of them most important studies we perform. To be able to rule in or out infections in very sick patients is vital.

Every blood study we perform at HeartLight is different. No two samples are ever the same. The blood sample we receive from the customer pretty much shapes the end result of the study. In this time critical procedure any time that is devoted to having to let the blood settle more to start the procedure is more time out of the body.

In sticking with the principle of the blood draw importance, here are some tips to help ensure a successful blood draw consistently:

  • Always use aseptic technique
  • When employing a PICC line always take off around 10 mls. of blood before drawing the sample
  • Always put the Heparin in the syringe first before drawing the blood
  • When drawing the Heparin with the 60 CC syringe make sure to pull back on the plunger all the way back to coat the entire syringe with Heparin
  • By doing this you will have a coat of Heparin in the syringe and will help make pulling the plunger back easier when drawing the blood
  • Push the plunger back up to the original position
  • When drawing the blood use an 18 G needle supplied in the kit provided
  • When drawing the blood try and draw the sample as smoothly as possible
  • After drawing the sample gently invert the syringe to mix the contents with the heparin
  • Return the labled syringe to the blood case always make sure the sample is inserted in
  • accordance with the arrows on the case to have the tip of the syringe facing upwards during transit

Having a sample with a distinct separation when the blood specimen arrives at the pharmacy ensures a quick turnaround and successful study.