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prognia.

Nutrition

MUST Score

3 inputsNutrition

Malnutrition Universal Screening Tool.

MUST Score calculator

Result

0

Low risk — routine re-screening

BMI
Unplanned weight loss in 3–6 months

How to use it

  1. 1

    3 components. BMI score + weight loss score + acute illness score.

  2. 2

    Acute illness adds 2 pts. If no nutritional intake for ≥5 days (nil by mouth, dysphagia, GI failure).

  3. 3

    MUST ≥2. Dietitian referral within 24h. Commence nutritional support while awaiting review.

When to use it

Hospital admission
NICE NG22: MUST screen on admission + weekly for inpatients.
Care homes
MUST applied monthly (BAPEN recommendation).
Community
GP annual review for patients at risk (elderly, cancer, IBD, dementia).

A reference for clinicians and students, not medical advice. A score supports a decision; it does not make one. Check every result against the patient in front of you and your local protocol.

At a glance

Specialty
Nutrition
Inputs
3
Type
Points score

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