The most appropriate nursing action in the first 48 hours of hospitalization of a patient with full thickness burns overs 30% of the body is directed towards preventing?

Appeared in: MP CHO-2018

Explanation

The highest priority in the first 48 hours (emergent phase) of a major burn is preventing hypovolemic shock.
Massive burns trigger a systemic inflammatory response, causing increased capillary permeability and a huge shift of fluid from the blood vessels into the tissues.
This fluid shift leads to severe intravascular volume depletion, decreased cardiac output, and inadequate organ perfusion, defining burn shock.
Aggressive intravenous fluid resuscitation, often calculated using the Parkland formula, is the primary intervention to counteract this process and maintain vital organ function.

Option A: Pneumonia is a major risk, but it is typically a complication of the acute phase (after 48-72 hours), not the immediate emergent phase. The primary threat in the first 48 hours is hemodynamic collapse from fluid loss.
Option C: Preventing contractures is a vital part of burn care, but it is a long-term goal addressed throughout the acute and, most intensively, the rehabilitation phases. It is not the immediate life-threatening priority.
Option D: The massive fluid shift out of the vascular space in a major burn leads to hypovolemia and a risk of severe hypotension (low blood pressure), not hypertension (high blood pressure).

Clinical Relevance

Nursing practice connection: Use the key finding related to Priority nursing interventions in the emergent phase of burn care to guide bedside assessment, documentation, and the next nursing action.
A nurse's primary role in the emergent phase is meticulous fluid management. This includes calculating fluid needs (e.g., Parkland formula: 4 mL x kg of body weight x %TBSA burned), administering fluids at the correct rate, and titrating based on patient response.
Critical monitoring includes hourly urine output (the most sensitive indicator of adequate resuscitation), vital signs (especially blood pressure and heart rate), and mental status.
What if? If the patient's urine output drops below 0.5 mL/kg/hr despite the calculated fluid rate, the nurse must notify the provider immediately as this indicates inadequate resuscitation and impending renal failure. The fluid rate will likely need to be increased.

How to Approach the Question

First, identify the key elements in the question: 'first 48 hours', 'full thickness burns', and '30% of the body'.
Recognize that this scenario describes a major burn injury during the emergent or resuscitative phase.
Recall the primary pathophysiological event of the emergent phase, which is a massive fluid shift leading to increased capillary permeability.
Consider the immediate life-threatening consequence of this fluid shift: severe hypovolemia and circulatory collapse (shock).
Evaluate the options based on this priority. Pneumonia and contractures are later complications, and hypertension is the opposite of the expected problem.
Conclude that preventing shock through fluid resuscitation is the most critical nursing action in this timeframe.

Concept Tested & Keywords

Concept Tested: Priority nursing interventions in the emergent phase of burn care.
Stem keywords: first 48 hours, full thickness burns, 30% of the body
Lead-in keywords: most appropriate nursing action, preventing
Clinical cues: The timeframe 'first 48 hours' specifically points to the emergent/resuscitative phase of burn management.
Clinical cues: A burn covering '30% of the body' is classified as a major burn, indicating a high risk for systemic complications.

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E6 Pathology- ROBBINS & COTRAN PATHOLOGIC BASIS OF DISEASE 10TH Ed p. 433-435

E6 Comprehensive Textbook of Community Health Nursing for BSc Nursing Students Part 2 — Subpart A (pp 1-275 of 550) p. 178-180

Practise the full MP CHO-2018

Attempt every question from this paper in a timed mock, then review the full solution for each one.