Which grafting of burn wounds are covered with the patient's own skin?

RRB Nsg. Superintendent-20 July 2019 (Shift-1)

Medical & Surgical Nursing

Easy

Appeared in: RRB Nsg. Superintendent-20 July 2019 (Shift-1)

Explanation

An autograft involves transplanting skin from one area of a patient's body to another.
This method is used for permanent wound closure, particularly for deep second-degree and third-degree burns.
Because the skin is from the patient's own body, there is no risk of immunological rejection.
The skin for an autograft can be 'meshed,' which allows a small piece of skin to cover a much larger area.

Option A: Homografts (also called allografts) are sourced from a different individual of the same species, typically a human cadaver, not the patient's own body.
Option B: Xenografts are grafts taken from a donor of a different species, such as a pig.
Option D: Heterograft is a synonym for xenograft, meaning it is a graft from a different species.

Visual 1: Diagram - An illustration showing the four types of skin grafts (autograft, isograft, allograft, xenograft) with arrows indicating the source of the tissue (self, identical twin, other human, other species) and its destination on the patient. This helps clarify the origin of each graft type.
Visual 2: Infographic - A comparison table highlighting the key differences between autografts, allografts, and xenografts, including their source, duration (permanent vs. temporary), and primary clinical use. This provides a quick reference for studying.

Clinical Relevance

Nursing practice connection: Use the key finding related to Types of Skin Grafts for Burn Wounds to guide bedside assessment, documentation, and the next nursing action.
A nurse's primary role in post-grafting care is to ensure the graft 'takes' by immobilizing the site, monitoring for signs of infection (e.g., purulent drainage, fever), and assessing circulation to prevent graft failure.
Managing the donor site is equally important. It is a new partial-thickness wound that can be very painful and is susceptible to infection. Nurses must keep it clean, dry, and properly dressed.
Patient education is crucial. The nurse must teach the patient and family how to care for both the graft and donor sites after discharge, including activity restrictions and signs of complications.

How to Approach the Question

First, identify the core requirement of the question: which graft uses the 'patient's own skin'.
Next, analyze the prefixes of the options. 'Auto-' means self, 'homo-' means same, 'xeno-' and 'hetero-' mean foreign or different.
Based on the prefixes, 'autograft' directly translates to 'self-graft'.
Recall the definitions of each graft type to confirm your understanding. Autograft is from self, homograft/allograft is from the same species, and xenograft/heterograft is from a different species.
Select the option that matches the definition for a graft from the patient's own body.

Concept Tested & Keywords

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