What is the correct position to be maintained for patient who shows signs of shock?

DSSSB - 28 August 2019 (Shift-1)

Medical & Surgical Nursing

Medium

Appeared in: DSSSB - 28 August 2019 (Shift-1)

Explanation

The Modified Trendelenburg position involves having the patient lie supine with their legs elevated.
This position uses gravity to increase the flow of venous blood from the lower body back to the heart.
Increased venous return (preload) helps to increase stroke volume and cardiac output, which can raise blood pressure and improve perfusion to vital organs like the brain and heart.
It is a key initial, non-invasive intervention for managing most types of shock (e.g., hypovolemic, distributive).

Option A: While lying supine (flat) is better than sitting up, it does not actively use gravity to augment venous return from the lower extremities. It is therefore less effective than elevating the legs.
Option C: The Reverse Trendelenburg position (head up, feet down) would be detrimental. It would cause blood to pool in the lower extremities, further reducing venous return to the heart and worsening hypotension and shock.
Option D: The lithotomy position is used for medical procedures and examinations of the perineum, rectum, and reproductive organs. It has no therapeutic benefit for treating shock.

Clinical Relevance

Nursing practice connection: Prioritize focused assessment, early escalation, and real-time monitoring when managing Positioning for a patient in shock in acute care settings.
Rapidly positioning a patient in shock is a critical first-line nursing intervention that can be performed immediately while preparing for other treatments like IV fluids and medications.
Nurses must be able to differentiate between the full Trendelenburg (head down, feet up tilt of the whole bed) and Modified Trendelenburg (supine with legs elevated). The full Trendelenburg is now rarely used for shock as it can increase intracranial pressure and compromise breathing.
What if? If the patient in shock also has a suspected head injury, leg elevation might be contraindicated as it could potentially increase intracranial pressure. In such cases, the patient is typically kept flat (supine) with careful spinal alignment until further assessed.

How to Approach the Question

First, identify the core clinical problem in the question stem: the patient is showing 'signs of shock'.
Recall the pathophysiology of shock: it is a state of inadequate tissue perfusion, often characterized by hypotension.
Think about the immediate, non-invasive interventions a nurse can perform. Positioning is a key intervention.
Evaluate the options based on their physiological effects. The goal is to increase blood flow to the central circulation and vital organs.
Analyze the Modified Trendelenburg position: elevating the legs promotes venous return via gravity.
Analyze the other positions: Supine is passive, Reverse Trendelenburg would worsen shock, and Lithotomy is for procedural access, not resuscitation. This confirms Modified Trendelenburg is the most appropriate choice.

Concept Tested & Keywords

Concept Tested: Positioning for a patient in shock
Stem keywords: correct position, patient, signs of shock
Lead-in keywords: What is
Clinical cues: Patient showing signs of shock, which indicates a state of hypoperfusion.

QmvfN6AdUIQgrQ9nvlKuR-

E6 Nursing Brunner Adult Health 3SA Vol 1 Part 1 p. 106-108

E6 Nursing Fundamentals Taylor p. 211-213