A patient with tension pneumothorax comes to the emergency department. In that condition needle insertion can be done at?

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

Explanation

Tension pneumothorax is a life-threatening emergency caused by air trapping in the pleural space, leading to lung collapse and mediastinal shift.
Immediate treatment involves needle decompression to release the trapped air and relieve pressure on the heart and lungs.
The primary, traditional landmark for this procedure is the 2nd intercostal space (ICS) in the mid-clavicular line, above the 3rd rib.
A large-bore (14-16G) needle is used to ensure it can penetrate the chest wall and effectively vent the air.

Option B: The 2nd ICS at the anterior axillary line is not a standard primary or alternative site for needle decompression.
Option C: The 4th ICS at the mid-clavicular line is an incorrect landmark. The mid-clavicular line is used at the 2nd ICS, and the 4th/5th ICS is used at the anterior axillary line.
Option D: The 9th ICS is too low and risks perforating intra-abdominal organs like the liver or spleen, causing severe hemorrhage.

Clinical Relevance

Nursing practice connection: Prioritize focused assessment, early escalation, and real-time monitoring when managing Anatomical landmark for needle decompression in tension pneumothorax in acute care settings.
Nurses must be able to rapidly recognize the signs of tension pneumothorax (severe respiratory distress, tracheal deviation, hypotension, unilateral absent breath sounds) and prepare for immediate needle decompression.
The nurse's role includes gathering emergency equipment (large-bore needle, antiseptic), positioning the patient, and monitoring vital signs closely before, during, and after the procedure.
What if the patient is obese? In an obese patient, the 5th ICS at the anterior axillary line is often preferred because the chest wall is thinner there, increasing the likelihood of a successful decompression compared to the 2nd ICS site.

How to Approach the Question

First, identify the critical medical condition presented in the question: 'tension pneumothorax'.
Recognize that this is a life-threatening emergency requiring immediate intervention.
Recall the standard emergency procedure for this condition, which is needle decompression (thoracostomy).
Systematically evaluate the options provided, which are all anatomical locations.
Select the option that matches the primary, most commonly taught landmark for needle decompression.
Eliminate options that are incorrect landmarks or pose a risk of injury to other organs.

Concept Tested & Keywords

Concept Tested: Anatomical landmark for needle decompression in tension pneumothorax
Stem keywords: tension pneumothorax, emergency department, needle insertion
Lead-in keywords: can be done at?
Clinical cues: patient with tension pneumothorax
Clinical cues: emergency department

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E6 Medicine Harrison 22e Part 2 p. 175-177

E6 Nursing Brunner Adult Health 3SA Vol 1 Part 2 p. 25-27

Practise the full NORCET 2 -2021 (Shift-2)

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