Which of the following diets is used as a medical treatment for refractory epilepsy?

Appeared in: DSSSB October 2024

Explanation

The Ketogenic diet is a well-established medical nutrition therapy for drug-resistant (refractory) epilepsy.
It is a high-fat, low-carbohydrate, adequate-protein diet that forces the body to produce ketones for energy.
Ketones have an anticonvulsant effect on the brain, helping to stabilize neuronal activity and reduce seizure frequency.
This diet is particularly effective for specific conditions like Glucose Transporter 1 (GLUT-1) deficiency syndrome and in some children who do not respond to anti-epileptic drugs.

Option A: A gluten-free diet eliminates gluten protein and is not designed to induce ketosis or manage epilepsy.
Option B: The DASH diet focuses on lowering sodium and increasing intake of fruits, vegetables, and whole grains to manage blood pressure, not seizures.
Option C: The carnivore diet, which consists exclusively of animal products, is an extreme and nutritionally incomplete diet that is not an evidence-based treatment for epilepsy.

Clinical Relevance

Nursing practice connection: Knowing Medical nutrition therapy for refractory epilepsy helps nurses interpret findings accurately and avoid errors in routine assessment, medication administration, and patient teaching.
Nurses play a critical role in initiating and maintaining the ketogenic diet, which requires meticulous calculation, patient monitoring, and family education.
Key monitoring parameters include urine/blood ketones, blood glucose for hypoglycemia, lipid profiles, and tracking for side effects like constipation, kidney stones, and slowed growth in children.
Patient and family education is paramount. The nurse must teach them how to read food labels, identify hidden carbohydrates (including in medications), and adhere strictly to the diet, as even minor deviations can undermine its effectiveness.

How to Approach the Question

First, identify the key terms in the question: 'refractory epilepsy' and 'diet'. This indicates you need to find a specific therapeutic diet for treatment-resistant seizures.
Second, evaluate each option based on your knowledge of therapeutic diets.
Recall or deduce the primary purpose of each diet: Gluten-free for Celiac disease, DASH for hypertension.
Eliminate the carnivore diet as it's not a standard medical therapy.
This leaves the Ketogenic diet. Recall that this high-fat diet is a well-known, specialized treatment for refractory epilepsy, especially in pediatrics.

Concept Tested & Keywords

Concept Tested: Medical nutrition therapy for refractory epilepsy
Stem keywords: diet, medical treatment, refractory epilepsy
Lead-in keywords: Which
Clinical cues: Refractory epilepsy suggests that standard treatments like medication have failed, pointing towards specialized therapies.

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E6 Nelson Textbook of Pediatrics(2024) — Volume 2 p. 1420-1422

E6 textbook of Applied Biochemistry and Nutrition & DieteticsHarbans Lal (pp 26-464 of 479) p. 390-392

Practise the full DSSSB October 2024

Attempt every question from this paper in a timed mock, then review the full solution for each one.