Which of the following blood components should be transfused immediately?

SGPGI Nursing Officer-2024

Medical & Surgical Nursing

Easy

Appeared in: SGPGI Nursing Officer-2024

Explanation

Thrombocytes, also known as platelets, are stored at room temperature (20-24°C) to maintain their viability.
This warmer storage temperature creates an environment where bacteria can proliferate rapidly.
To prevent the risk of bacterial sepsis in the recipient and ensure the platelets are functional, they must be transfused as soon as they are received on the unit.
The infusion must be started immediately and typically completed within 4 hours.

Option A: Packed RBCs are stored in a refrigerator at 1-6°C. This cold temperature inhibits bacterial growth, allowing a 30-minute window after removal from the refrigerator before the transfusion must be initiated.
Option B: Cryoprecipitate is stored frozen. After thawing, it is administered promptly, but the urgency is primarily related to the degradation of clotting factors, not the immediate risk of bacterial growth seen with platelets. It is typically infused within 4-6 hours of thawing.
Option C: Leucocyte-extracted PRBCs are a type of packed red blood cells and follow the same storage and administration protocols. They are stored at 1-6°C and must be started within 30 minutes of issue.

Clinical Relevance

Nursing practice connection: Knowing Administration time limits and storage requirements for blood components helps nurses interpret findings accurately and avoid errors in routine assessment, medication administration, and patient teaching.
Adhering to transfusion time limits is a critical nursing responsibility to prevent life-threatening complications like bacterial sepsis (septic transfusion reaction).
A febrile reaction (fever, chills) during a platelet transfusion is a red flag that requires immediately stopping the infusion and notifying the provider, as it could indicate a bacterial reaction.
What if? If a unit of platelets is delivered to the floor but the patient's IV access is found to be non-patent, the nurse must not let the platelets sit at the bedside. The unit should be returned to the blood bank immediately while IV access is re-established to prevent bacterial growth and product wastage.

How to Approach the Question

First, identify the core of the question, which is about the urgency ('immediately') of transfusing different blood products.
Recall the storage conditions for each listed blood component. The key differentiator for transfusion urgency is often the storage temperature.
Recognize that products stored at room temperature (like platelets) have the highest risk of bacterial proliferation compared to refrigerated or frozen products.
Connect the high risk of bacterial growth with the need for immediate transfusion to ensure patient safety.
Evaluate the other options: PRBCs and cryoprecipitate are stored cold/frozen, which inhibits bacterial growth, allowing for a slightly longer window before administration must begin.
Conclude that thrombocytes (platelets) require the most immediate transfusion.

Concept Tested & Keywords

Concept Tested: Administration time limits and storage requirements for blood components.
Stem keywords: blood components, transfused immediately
Lead-in keywords: Which

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