The indication of a low-residue, low-fiber diet is?

SCTIMST Staff Nurse - 2015 (Set-B)

Medical & Surgical Nursing

Easy

Appeared in: SCTIMST Staff Nurse - 2015 (Set-B)

Explanation

A low-residue, low-fiber diet is prescribed during acute episodes of Inflammatory Bowel Disease (IBD), which includes conditions like Crohn's disease and ulcerative colitis.
The primary goal of this diet is to reduce the volume and frequency of stools, which minimizes irritation and provides 'bowel rest'.
Resting the bowel helps to alleviate symptoms such as abdominal pain, cramping, and diarrhea, allowing the inflamed intestinal lining to heal during a flare-up.

Option A: This condition requires a high-fiber diet. Fiber helps prevent constipation, which in turn reduces pressure within the colon and helps prevent the inflammation of diverticula (diverticulitis).
Option B: Constipation is treated with a high-fiber diet and increased fluid intake. Fiber adds bulk and softness to the stool, promoting regular bowel movements. A low-fiber diet would likely worsen constipation.
Option D: The dietary management for renal failure focuses on restricting nutrients that the kidneys can no longer process effectively, such as protein, sodium, potassium, and phosphorus. Fiber intake is not the primary concern or restriction.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Therapeutic diets for gastrointestinal disorders as background academic context rather than a clinical decision trigger.
Nurses are responsible for educating patients on the specifics of a low-residue diet, ensuring they understand which foods to eat and avoid. This is crucial as the diet is often temporary and part of a broader treatment plan.
Monitoring is key. The nurse must assess the patient's response to the diet, including changes in stool pattern, pain levels, and hydration status. The diet is advanced back to normal as tolerated when the acute flare resolves.
What if? If the question specified acute diverticulitis instead of asymptomatic diverticular disease, a low-residue diet would be a correct short-term intervention to rest the inflamed bowel, similar to its use in IBD.

How to Approach the Question

First, identify the keywords in the question: 'low-residue, low-fiber diet' and 'indication'. This asks for the medical reason to prescribe this diet.
Recall the purpose of a low-fiber diet: to reduce stool bulk and rest the gastrointestinal tract.
Consider which medical condition would benefit from bowel rest. Conditions involving inflammation, like IBD, are prime candidates.
Evaluate each option. For 'Asymptomatic Diverticular Disease' and 'Constipation', recall that the standard treatment is the opposite: a high-fiber diet to promote regular, soft stools.
For 'Renal Failure', remember that its dietary restrictions are focused on electrolytes and protein to protect kidney function, not primarily on fiber.
By eliminating the options that require a high-fiber diet or have different dietary goals, you can correctly identify Inflammatory Bowel Disease as the condition where a low-fiber diet is used therapeutically during acute phases.

Concept Tested & Keywords

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E6 Nutrition Kumud Khanna 2e p. 240-242

E6 Medicine Davidson Principles Practice 24e p. 854-856

E6 Medicine Harrison 22e Part 2 p. 482-484