NORCET 5 Prelims - Se…: In hemorrhagic shock which fluid is used as fluid of choice?

NORCET 5 Prelims - Sept 2023 (Shift-2)

Medical & Surgical Nursing

Easy

Appeared in: NORCET 5 Prelims - Sept 2023 (Shift-2)

Explanation

Hemorrhagic shock results from the loss of a large volume of blood, leading to decreased tissue perfusion and oxygenation.
A blood transfusion is the most effective treatment because it replaces both the lost blood volume (plasma) and the oxygen-carrying capacity (red blood cells).
Whole blood or component therapy (PRBCs, plasma, platelets) directly addresses the pathophysiology of hemorrhagic shock.
According to guidelines, for blood loss greater than 25%, blood products are the treatment of choice to restore hemodynamic stability and prevent complications of shock.

Option A: Packed Red Blood Cells (PRBCs) primarily restore oxygen-carrying capacity but do not provide sufficient volume replacement on their own to correct the hypovolemia of severe shock. They are a component of a blood transfusion, not the complete solution.
Option B: Colloids (like albumin or dextran) are plasma expanders that increase intravascular volume but do not contain red blood cells, so they cannot improve oxygen-carrying capacity. Their effect is also temporary.
Option D: Hypertonic solutions are not used for volume replacement in hemorrhagic shock. They work by drawing fluid from the intracellular and interstitial spaces into the vascular space, which can lead to cellular dehydration and significant electrolyte imbalances.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Fluid resuscitation in hemorrhagic shock as background academic context rather than a clinical decision trigger.
In an emergency, nurses often initiate resuscitation with crystalloids (like Normal Saline) while preparing for a blood transfusion, as they are readily available.
The nurse's role is critical in verifying patient and blood product identity, administering the transfusion correctly, and monitoring for adverse reactions like hemolytic, febrile, or allergic reactions.
What if? If a patient in hemorrhagic shock has a religious objection to blood transfusions, the team must rely on aggressive resuscitation with crystalloids and colloids, use of blood salvage techniques if applicable, and administration of medications to support blood pressure and control bleeding.

How to Approach the Question

First, identify the clinical condition: hemorrhagic shock. This means the patient is losing blood rapidly.
Understand the core problem of hemorrhagic shock: loss of both blood volume and oxygen-carrying capacity.
Evaluate each option based on its ability to address these two problems.
PRBCs provide oxygen but not enough volume. Colloids and hypertonic solutions provide volume (in different ways) but no oxygen.
Recognize that 'Blood transfusion' is the only option that provides both volume (plasma) and oxygen-carrying capacity (red blood cells), making it the most complete and therefore the 'fluid of choice'.

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