AIIMS Delhi NO - 2018
Medical & Surgical Nursing
Hard
Which diet is given to a patient with stage 4 renal failure?
Appeared in: AIIMS Delhi NO - 2018
Explanation
- In stage 4 renal failure, the kidneys' ability to excrete fluid is severely diminished, making fluid restriction (low volume) essential to prevent overload, edema, and hypertension.
- These patients are at high risk for protein-energy malnutrition; a high-calorie diet (30-35 kcal/kg/day) provides necessary energy and prevents the body from breaking down muscle tissue.
- The combination of low volume and high calories helps maintain nutritional status while minimizing the complications of advanced kidney failure.
Why Other Options Were Wrong
- Option B: A high-volume diet would lead to dangerous fluid overload, causing severe edema, uncontrolled hypertension, and potentially heart failure in a patient with stage 4 renal failure.
- Option C: A low-calorie diet would lead to or worsen protein-energy malnutrition, causing muscle wasting, weakness, and a poor overall prognosis.
- Option D: This is the worst combination. High volume would cause fluid overload, and low calories would cause malnutrition, addressing none of the patient's needs and worsening their condition on both fronts.
Related Visual
Clinical Relevance
- Nursing practice connection: Use the key finding related to Nutritional management in advanced chronic kidney disease (CKD Stage 4) to guide bedside assessment, documentation, and the next nursing action.
- Nurses play a crucial role in managing the diet of CKD patients by monitoring fluid status through daily weights, intake/output charts, and assessing for signs of fluid overload (e.g., peripheral edema, crackles in the lungs).
- Patient education is a key nursing responsibility. This includes teaching patients and their families how to read food labels, measure fluid intake, and recognize hidden sources of sodium, potassium, and phosphorus.
- What if the patient progresses to Stage 5 and starts hemodialysis? The dietary plan changes. Protein needs increase significantly (to about 1.2 g/kg) to replace losses during dialysis, while fluid, sodium, and potassium restrictions often become even more stringent and are highly individualized.
How to Approach the Question
- First, identify the core condition: Stage 4 renal failure, which signifies severe loss of kidney function.
- Next, recall the primary functions of the kidneys that are failing: excreting fluid and filtering waste products.
- Analyze the options based on these physiological failures. The diet must manage the consequences of these failures.
- Evaluate the 'volume' component: Since the kidneys cannot excrete fluid, intake must be restricted. This points to 'low volume'. Eliminate options with 'high volume'.
- Evaluate the 'calorie' component: To prevent the body from catabolizing its own muscle for energy (a major risk in CKD), energy intake must be adequate. This points to 'high calorie'.
- Combine the two correct components: The diet must be 'Low volume, high calorie'.
Concept Tested & Keywords
- Concept Tested: Nutritional management in advanced chronic kidney disease (CKD Stage 4).
- Stem keywords: stage 4 renal failure, diet
- Lead-in keywords: Which diet
Question ID
QltJ5A-AH5BdcVVVmM8Xw1
Reference Book
E6 Nutrition Kumud Khanna 2e pp. 370-372, 369-371
Practise the full AIIMS Delhi NO - 2018
Attempt every question from this paper in a timed mock, then review the full solution for each one.
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