After insertion of a Ryle's Tube, aspiration of the stomach content for confirmation of correct placement should not be done in which situation?

1. A

   Shock

2. B

   Hypertension

3. C

   Hypothermia

4. D

   Apprehension

Appeared in: AIIMS Delhi NO - 2018

Explanation

• Shock is a state of systemic hypoperfusion, where blood is shunted away from the gastrointestinal tract to perfuse vital organs like the brain and heart.
• This reduced blood flow (splanchnic ischemia) can make the gastric mucosa fragile, edematous, and prone to injury.
• The mechanical act of aspiration with a syringe can cause trauma, bleeding, or even perforation in this compromised tissue.
• Therefore, in a high-risk patient in shock, a non-invasive and definitive confirmation method like a chest X-ray is the safest and most appropriate choice.

Why Other Options Were Wrong

• Option B: Hypertension (high blood pressure) does not directly affect the structural integrity of the gastric mucosa in a way that would make aspiration dangerous.
• Option C: Hypothermia (low body temperature) affects metabolic processes and can have many systemic effects, but it is not a primary contraindication for aspirating gastric contents.
• Option D: Apprehension is a psychological or emotional state of anxiety or fear. It does not create a physical contraindication for the procedure.

Related Visual

Clinical Relevance

• Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Contraindications and Safety in Nasogastric Tube Placement Confirmation as background academic context rather than a clinical decision trigger.
• Patient safety is the highest priority. Using the wrong confirmation method can lead to fatal complications like aspiration pneumonia if feeds are administered into the lungs.
• Nurses must recognize high-risk patient conditions (like shock, clotting disorders, or recent esophageal/gastric surgery) and advocate for the safest confirmation method, which is an X-ray.
• What if? If a patient has had recent esophageal or gastric surgery, aspiration is often strictly contraindicated due to the risk of disrupting suture lines. In this scenario, an X-ray is not just preferred but mandatory for confirmation.

How to Approach the Question

• First, identify the core procedure and the specific action in question: The procedure is confirming Ryle's tube placement, and the action is aspirating stomach contents.
• Next, recognize the negative framing of the question: 'should NOT be done'. This means you are looking for a contraindication or a high-risk situation.
• Evaluate each option by considering its underlying pathophysiology. Ask yourself, 'How does this condition physically affect the stomach and the safety of the aspiration procedure?'
• Analyze 'Shock': This condition causes poor blood flow to the gut, making the tissue fragile and prone to injury. This presents a direct mechanical risk.
• Analyze the other options: Hypertension, hypothermia, and apprehension do not create the same direct risk of physical trauma to the stomach lining from aspiration.
• Conclude that the condition posing the highest risk of procedural harm (Shock) is the correct answer.

Concept Tested & Keywords

• Concept Tested: Contraindications and Safety in Nasogastric Tube Placement Confirmation
• Stem keywords: Ryle's Tube, aspiration, stomach content, confirmation, correct placement
• Lead-in keywords: should not be done
• Negative lead-in flag: The question asks for a contraindication, a situation where an action should be avoided.

Question ID

QV0QVX0FvkMvh1cH7kknHx

Copy ID

Reference Book

E6 Nursing Fundamentals Taylor p. 668-670

E6 Nursing Fundamentals Potter Perry 12e Part 6 p. 54-56