High Potassium diet should be avoided in patient's with:

Combined AIIMS - 2020 (Jodhpur, Bhopal, Patna, Raipur)

Medical Surgical Nursing

Easy

Appeared in: Combined AIIMS - 2020 (Jodhpur, Bhopal, Patna, Raipur)

Explanation

Both Chronic Kidney Disease (CKD) and renal failure are characterized by impaired kidney function.
A primary function of the kidneys is to filter and excrete excess potassium from the blood.
When kidney function is diminished, the body cannot effectively remove potassium, leading to its accumulation.
This buildup, known as hyperkalemia, is a serious medical condition that can cause life-threatening cardiac arrhythmias and muscle weakness.
Therefore, restricting dietary potassium intake is a critical intervention for patients with either CKD or renal failure to prevent hyperkalemia.

Option A: This option is correct but incomplete. While patients with CKD must avoid high potassium diets, the term 'renal failure' also encompasses conditions requiring this restriction. Option D is more comprehensive.
Option B: Diabetes mellitus alone does not require potassium restriction. The need for restriction arises only if the patient develops kidney complications, such as diabetic nephropathy, which is a form of CKD.
Option C: This option is correct but incomplete. CKD is a major category of renal failure, and both conditions necessitate potassium restriction. Option D, which includes both, is the best answer.

Clinical Relevance

Nursing practice connection: Knowing Dietary management in renal impairment helps nurses interpret findings accurately and avoid errors in routine assessment, medication administration, and patient teaching.
Nurses play a vital role in educating patients with renal disease about their dietary restrictions, including how to read food labels and identify hidden sources of potassium like salt substitutes.
It is a key nursing responsibility to monitor patients for signs and symptoms of hyperkalemia, such as muscle weakness, fatigue, paresthesia, and palpitations, and to check serum potassium levels regularly.
Collaboration with a registered dietitian is essential to develop a personalized and manageable meal plan that meets the patient's nutritional needs while controlling potassium intake.

How to Approach the Question

First, identify the core physiological concept of the question: the relationship between potassium homeostasis and organ function.
Recall that the kidneys are the primary organs responsible for excreting potassium from the body.
Analyze the options in the context of kidney function. 'CKD' (Chronic Kidney Disease) and 'Renal failure' are both conditions defined by impaired kidney function.
Consider 'Diabetes mellitus'. While diabetes is a common cause of kidney disease, it does not inherently impair potassium excretion unless renal complications have developed.
Evaluate the combined option. Since both CKD and renal failure directly impact the kidney's ability to handle potassium, the option that includes both (D) is the most accurate and comprehensive answer.

Concept Tested & Keywords

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