Which site cannot be used for IM injection to prevent injury in sciatic nerves? & x20; - NORCET 2 -2021 (Shift-2)

NORCET 2 -2021 (Shift-2)

Nursing Foundation

Easy

Appeared in: NORCET 2 -2021 (Shift-2)

Explanation

The dorsogluteal site is located in the gluteus maximus muscle of the buttocks.
This site is no longer recommended for IM injections because it contains the large sciatic nerve.
An injection in this area carries a high risk of causing significant injury to the sciatic nerve, which can result in pain, paralysis, and foot drop.
Due to this risk, it is the site that should be avoided to prevent sciatic nerve injury.

Option A: The ventrogluteal site is the safest and most preferred site for IM injections in adults because it is located away from major nerves and blood vessels.
Option C: The vastus lateralis muscle is on the thigh and is anatomically distant from the sciatic nerve. It is the preferred site for infants and children.
Option D: The deltoid muscle is in the upper arm. While it has its own risks (e.g., radial nerve), it is not near the sciatic nerve.

Visual 1: Anatomical Diagram - A diagram showing the four IM injection sites (Ventrogluteal, Dorsogluteal, Vastus Lateralis, Deltoid) on a human figure, with the path of the sciatic nerve clearly marked through the dorsogluteal region.
Visual 2: Infographic - A comparison table highlighting the key features, recommended patient population, maximum volume, and risks for each of the four major IM injection sites.

Clinical Relevance

Nursing practice connection: Knowing Anatomical sites for intramuscular (IM) injections and associated risks helps nurses interpret findings accurately and avoid errors in routine assessment, medication administration, and patient teaching.
Patient safety is the primary reason for the shift away from the dorsogluteal site. Always use the safest recommended site for any procedure.
Nurses must be proficient in locating all IM sites using correct anatomical landmarks to prevent complications like nerve damage, abscesses, or injecting into a blood vessel.
What if? If a patient specifically requests an injection in the dorsogluteal site out of habit, the nurse has a responsibility to educate the patient about the risks and explain why the ventrogluteal site is the current standard of care for their safety.

How to Approach the Question

First, identify the core of the question: it's asking to identify an unsafe IM injection site related to the sciatic nerve.
The keyword 'cannot' indicates you are looking for the contraindicated option.
Recall the anatomy of the major IM injection sites and their proximity to critical structures like large nerves and blood vessels.
Evaluate each option: Ventrogluteal (hip), Dorsogluteal (buttocks), Vastus lateralis (thigh), and Deltoid (arm).
Remember that the sciatic nerve runs through the buttocks region.
Conclude that the dorsogluteal site is the one that poses a direct risk to the sciatic nerve, making it the correct answer.

Concept Tested & Keywords

Concept Tested: Anatomical sites for intramuscular (IM) injections and associated risks.
Stem keywords: IM injection, sciatic nerves, injury
Lead-in keywords: cannot be used
Negative lead-in flag: The question asks which site CANNOT be used, requiring identification of the unsafe option.

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