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RED-S in female athlete — MRCGP AKT MCQ

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ModerateFemale AthleteRED-S in female athleteMRCGP AKT

A 16-year-old endurance runner has secondary amenorrhoea, low energy intake and tibial stress injury. BMI is low-normal and she denies body-image concern. What is the most likely diagnosis?

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Correct answer: D — Relative Energy Deficiency in Sport

Amenorrhoea and bone stress injury in an endurance athlete suggest low energy availability and RED-S even when BMI is not markedly low. RED-S can occur without an overt eating disorder. Management should involve nutrition, training modification and safeguarding where needed.

Reference: IOC RED-S consensus 2023; BJSM