A patient has intestinal obstruction and a Ryle's tube is being inserted. There is 3000 ml fluid drained out from the tube per day. Which order would be expected from the doctor?

1. A

   Increase IV Fluid

2. B

   X Ray Abdomen

3. C

   Clamp the NG tube

4. D

   Phosphate enema

Appeared in: SGPGI Nursing Officer-2022

Explanation

• A massive fluid loss of 3000 mL/day from a Ryle's (NG) tube leads to severe dehydration (hypovolemia).
• This fluid loss also includes critical electrolytes like sodium, potassium, and chloride, as well as gastric acid.
• The immediate priority is to replace the lost volume and electrolytes with intravenous fluids to prevent circulatory collapse, shock, and severe metabolic disturbances.
• Isotonic fluids, such as Normal Saline, are typically used to correct both the volume deficit and the hypochloremic metabolic alkalosis that results from losing stomach acid.

Why Other Options Were Wrong

• Option B: An X-ray is a diagnostic tool. While useful initially to confirm obstruction, the immediate priority is managing the life-threatening fluid loss, not repeating diagnostics.
• Option C: Clamping the tube is dangerous. The tube's purpose is to decompress the bowel; clamping it would increase pressure, pain, and the risk of vomiting, aspiration, and perforation.
• Option D: A phosphate enema acts on the lower bowel (colon). It is ineffective for an intestinal obstruction that is higher up and can be dangerous by increasing pressure against the blockage.

Related Visual

Clinical Relevance

• Nursing practice connection: Use the key finding related to Management of fluid and electrolyte imbalance in intestinal obstruction to guide bedside assessment, documentation, and the next nursing action.
• A nurse's primary role in this situation is meticulous fluid balance monitoring. Accurately measuring and documenting NG output is critical for the physician to order the correct amount of IV fluid replacement.
• Recognizing the signs of hypovolemia (low BP, high heart rate, poor skin turgor, dry mucous membranes) and electrolyte imbalance (muscle weakness, confusion, arrhythmias) is a key nursing responsibility that can prevent patient deterioration.
• What if the NG drainage was only 300 mL/day? In that case, while IV fluid is still necessary, the urgency is much lower. The focus might shift more towards diagnostic procedures (like an X-ray or CT scan) to determine the cause and plan for definitive treatment of the obstruction, as the immediate life-threat from fluid loss is not present.

How to Approach the Question

• First, identify the key elements of the clinical scenario: the patient has an intestinal obstruction, a Ryle's (NG) tube is in place for decompression, and the output is extremely high (3000 ml/day).
• Recognize that a 3000 ml fluid loss is a critical, life-threatening situation. This volume is far beyond normal and will rapidly lead to dehydration and shock.
• Apply the ABCs (Airway, Breathing, Circulation). Massive fluid loss directly impacts Circulation. Therefore, interventions related to restoring circulation and fluid volume are the highest priority.
• Evaluate the options based on this priority. 'Increase IV Fluid' directly addresses the problem of fluid loss (Circulation).
• Consider why the other options are less appropriate. An X-ray is diagnostic, not therapeutic for fluid loss. Clamping the tube would worsen the underlying problem. An enema is for the wrong part of the GI tract and is dangerous in this context.
• Conclude that stabilizing the patient's fluid and electrolyte status is the most urgent need, making 'Increase IV Fluid' the expected and correct order.

Concept Tested & Keywords

• Concept Tested: Management of fluid and electrolyte imbalance in intestinal obstruction
• Stem keywords: intestinal obstruction, Ryle's tube, 3000 ml fluid drained
• Lead-in keywords: expected order
• Clinical cues: A large fluid loss of 3000 ml/day is a critical finding that indicates severe dehydration and electrolyte depletion.

Question ID

QEh0yY_lHO8M3PomGZET7J

Copy ID

Reference Book

E6 Nursing Fundamentals Potter Perry 12e Part 5 p. 206-208

E6 Nursing Fundamentals Potter Perry 12e Part 6 pp. 58-60, 42-44