DaVita Patient Care Technician (PCT) Practice Exam 2025 - Free PCT Practice Questions and Study Guide

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What type of diet is often recommended for patients undergoing dialysis?

A high protein diet

A diet low in potassium, phosphorus, and sodium

Patients undergoing dialysis typically require a diet that is low in potassium, phosphorus, and sodium. This recommendation is based on the way dialysis affects the body's ability to manage these minerals.

When the kidneys are not functioning properly, as is the case with patients on dialysis, the body can struggle to maintain the proper levels of potassium, phosphorus, and sodium. High levels of potassium can lead to serious complications, such as cardiac arrhythmias, while excess phosphorus can result in bone and cardiovascular issues. Additionally, limiting sodium helps to control blood pressure and fluid retention, which is crucial for patients undergoing this treatment.

The restriction of these minerals is integral in helping to manage the potential complications associated with kidney failure and dialysis, allowing for better health outcomes and fewer hospitalizations.

Other dietary options, such as a high protein diet, may only be recommended in certain contexts, but generally, dialysis patients need to balance protein intake with the mineral restrictions. Carbohydrate-rich diets and high-fiber diets may not address the specific dietary management needs related to potassium, phosphorus, and sodium. Thus, the option of a diet low in these minerals is the most appropriate and commonly recommended for someone on dialysis.

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A carbohydrate-rich diet

A diet high in fiber

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